Analysis Report documenting.doc

Overview

General Information

Sample Name: documenting.doc
Analysis ID: 345146
MD5: 968781deb16a336c2fdda28c2ae1d7d6
SHA1: 719ba0ec5623e1ee351fbf5ce8df4d0ad70d7939
SHA256: 980a17c08dcaac6b16180863a7cd8a92b636622f513fd2847613b660a547ce71
Tags: doc

Most interesting Screenshot:

Detection

AgentTesla
Score: 100
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Found malware configuration
Multi AV Scanner detection for submitted file
Sigma detected: Droppers Exploiting CVE-2017-11882
Sigma detected: File Dropped By EQNEDT32EXE
Yara detected AgentTesla
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Office equation editor drops PE file
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file access)
Adds / modifies Windows certificates
Allocates memory within range which is reserved for system DLLs (kernel32.dll, advapi32.dll, etc)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Creates a window with clipboard capturing capabilities
Detected TCP or UDP traffic on non-standard ports
Detected potential crypto function
Drops PE files
Drops certificate files (DER)
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
HTTP GET or POST without a user agent
IP address seen in connection with other malware
JA3 SSL client fingerprint seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Office Equation Editor has been started
Potential document exploit detected (performs DNS queries)
Potential document exploit detected (performs HTTP gets)
Potential document exploit detected (unknown TCP traffic)
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Uses SMTP (mail sending)
Uses code obfuscation techniques (call, push, ret)
Yara detected Credential Stealer

Classification

AV Detection:

barindex
Found malware configuration
Source: RegAskcfcd.exe.2840.5.memstr Malware Configuration Extractor: Agenttesla {"Username: ": "EScTUb1bSXSbS1g", "URL: ": "https://FTIIlzumA5oOsjQq8.net", "To: ": "max.mccanna@metaltek.me", "ByHost: ": "mail.privateemail.com:587", "Password: ": "nz4iNiA", "From: ": "max.mccanna@metaltek.me"}
Multi AV Scanner detection for submitted file
Source: documenting.doc Virustotal: Detection: 38% Perma Link
Source: documenting.doc ReversingLabs: Detection: 43%

Exploits:

barindex
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Process created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Jump to behavior
Office Equation Editor has been started
Source: unknown Process created: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE 'C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE' -Embedding

Compliance:

barindex
Uses new MSVCR Dlls
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE File opened: C:\Windows\WinSxS\amd64_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.4940_none_08e4299fa83d7e3c\MSVCR90.dll Jump to behavior
Uses secure TLS version for HTTPS connections
Source: unknown HTTPS traffic detected: 172.111.202.41:443 -> 192.168.2.22:49165 version: TLS 1.2

Software Vulnerabilities:

barindex
Potential document exploit detected (performs DNS queries)
Source: global traffic DNS query: name: cy.kl-re.com
Potential document exploit detected (performs HTTP gets)
Source: global traffic TCP traffic: 192.168.2.22:49165 -> 172.111.202.41:443
Potential document exploit detected (unknown TCP traffic)
Source: global traffic TCP traffic: 192.168.2.22:49165 -> 172.111.202.41:443

Networking:

barindex
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: https://FTIIlzumA5oOsjQq8.net
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.2.22:49169 -> 198.54.122.60:587
HTTP GET or POST without a user agent
Source: global traffic HTTP traffic detected: GET /base/D6BA86F557F0B3BF28711AA5C7497D8B.html HTTP/1.1Host: 193.239.147.103Connection: Keep-Alive
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 193.239.147.103 193.239.147.103
Source: Joe Sandbox View IP Address: 198.54.122.60 198.54.122.60
JA3 SSL client fingerprint seen in connection with other malware
Source: Joe Sandbox View JA3 fingerprint: 7dcce5b76c8b17472d024758970a406b
Uses SMTP (mail sending)
Source: global traffic TCP traffic: 192.168.2.22:49169 -> 198.54.122.60:587
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: unknown TCP traffic detected without corresponding DNS query: 193.239.147.103
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE File created: C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{4385F6C0-FFD8-4816-B513-C2DC6937B540}.tmp Jump to behavior
Source: global traffic HTTP traffic detected: GET /base/D6BA86F557F0B3BF28711AA5C7497D8B.html HTTP/1.1Host: 193.239.147.103Connection: Keep-Alive
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: www.login.yahoo.com0 equals www.yahoo.com (Yahoo)
Source: unknown DNS traffic detected: queries for: cy.kl-re.com
Source: RegAskcfcd.exe, 00000005.00000002.2362764617.0000000002161000.00000004.00000001.sdmp String found in binary or memory: http://127.0.0.1:HTTP/1.1
Source: RegAskcfcd.exe, 00000004.00000002.2107803267.0000000002161000.00000004.00000001.sdmp String found in binary or memory: http://193.239.147.103
Source: RegAskcfcd.exe, 00000004.00000002.2107488897.000000000023C000.00000004.00000020.sdmp, RegAskcfcd.exe, 00000004.00000002.2107803267.0000000002161000.00000004.00000001.sdmp String found in binary or memory: http://193.239.147.103/base/D6BA86F557F0B3BF28711AA5C7497D8B.html
Source: RegAskcfcd.exe, 00000005.00000002.2362764617.0000000002161000.00000004.00000001.sdmp String found in binary or memory: http://DynDns.comDynDNS
Source: RegAskcfcd.exe, 00000005.00000002.2362764617.0000000002161000.00000004.00000001.sdmp String found in binary or memory: http://KYWxYV.com
Source: E0F5C59F9FA661F6F4C50B87FEF3A15A.2.dr String found in binary or memory: http://apps.identrust.com/roots/dstrootcax3.p7c
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ca.sia.
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ca.sia.it/secsrv/repository/CRL.der0J
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://cps.chambersign.org/cps/chambersroot.html0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://cps.chambersign.org/cps/publicnotaryroot.html0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.chambersign.org/chambersroot.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.chambersign.org/publicnotaryroot.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://crl.comodoca.com/AAACertificateServices.crl04
Source: RegAskcfcd.exe, 00000005.00000002.2362435990.00000000005FB000.00000004.00000020.sdmp String found in binary or memory: http://crl.comodoca.com/AAACertificateServices.crl06
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.comodoca.com/TrustedCertificateServices.crl0:
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.comodoca.com/UTN-USERFirst-Hardware.crl06
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.entrust.net/2048ca.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.entrust.net/server1.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.globalsign.net/root-r2.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://crl.netsolssl.com/NetworkSolutionsCertificateAuthority.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.pkioverheid.nl/DomOrganisatieLatestCRL-G2.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://crl.pkioverheid.nl/DomOvLatestCRL.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt0#
Source: RegAskcfcd.exe, 00000005.00000002.2362435990.00000000005FB000.00000004.00000020.sdmp String found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en
Source: 77EC63BDA74BD0D0E0426DC8F8008506.2.dr String found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cabr
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://fedir.comsign.co.il/cacert/ComSignAdvancedSecurityCA.crt0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://fedir.comsign.co.il/crl/ComSignAdvancedSecurityCA.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://fedir.comsign.co.il/crl/ComSignCA.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2363134886.00000000024B8000.00000004.00000001.sdmp String found in binary or memory: http://mail.privateemail.com
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.comodoca.com0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.comodoca.com0%
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.comodoca.com0-
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.comodoca.com0/
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.comodoca.com05
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.entrust.net03
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.entrust.net0D
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.sectigo.com0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://repository.swisssign.com/0
Source: RegAskcfcd.exe, 00000004.00000002.2115088871.00000000053C0000.00000002.00000001.sdmp, RegAskcfcd.exe, 00000005.00000002.2366590454.00000000059D0000.00000002.00000001.sdmp String found in binary or memory: http://schemas.xmlsoap.org/ws/2004/08/addressing/role/anonymous.
Source: RegAskcfcd.exe, 00000004.00000002.2107803267.0000000002161000.00000004.00000001.sdmp String found in binary or memory: http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name
Source: RegAskcfcd.exe, 00000004.00000002.2115088871.00000000053C0000.00000002.00000001.sdmp, RegAskcfcd.exe, 00000005.00000002.2366590454.00000000059D0000.00000002.00000001.sdmp String found in binary or memory: http://www.%s.comPA
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://www.certicamara.com/certic-
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://www.chambersign.org1
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://www.comsign.co.il/cps0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://www.digicert.com.my/cps.htm02
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: http://www.diginotar.nl/cps/pkioverheid0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://www.dnie.es/dpc0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://www.e-trust.be/CPS/QNcerts
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://www.globaltrust.info0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://www.informatik.admin.ch/PKI/links/CPS_2_16_756_1_17_3_1_0.pdf0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://www.post.trust.ie/reposit/cps.html0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: http://www.trustcenter.de/crl/v2/tc_class_3_ca_II.crl
Source: RegAskcfcd.exe, 00000005.00000002.2363266312.00000000025F9000.00000004.00000001.sdmp String found in binary or memory: https://FTIIlzumA5oOsjQq8.ne
Source: RegAskcfcd.exe, 00000005.00000002.2363266312.00000000025F9000.00000004.00000001.sdmp String found in binary or memory: https://FTIIlzumA5oOsjQq8.net
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: https://sectigo.com/CPS0
Source: RegAskcfcd.exe, 00000005.00000002.2366867370.0000000005DC6000.00000004.00000001.sdmp String found in binary or memory: https://secure.comodo.com/CPS0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: https://www.certification.tn/cgi-bin/pub/crl/cacrl.crl0
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: https://www.certification.tn/cgi-bin/pub/crl/cacrl.crl0E
Source: RegAskcfcd.exe, 00000005.00000002.2367858636.0000000007520000.00000004.00000001.sdmp String found in binary or memory: https://www.netlock.hu/docs/
Source: RegAskcfcd.exe String found in binary or memory: https://www.theonionrouter.com/dist.torproject.org/torbrowser/9.5.3/tor-win32-0.4.3.6.zip
Source: RegAskcfcd.exe, 00000005.00000002.2362764617.0000000002161000.00000004.00000001.sdmp String found in binary or memory: https://www.theonionrouter.com/dist.torproject.org/torbrowser/9.5.3/tor-win32-0.4.3.6.zip%tordir%%ha
Source: unknown Network traffic detected: HTTP traffic on port 49165 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49165
Source: unknown HTTPS traffic detected: 172.111.202.41:443 -> 192.168.2.22:49165 version: TLS 1.2

Key, Mouse, Clipboard, Microphone and Screen Capturing:

barindex
Creates a window with clipboard capturing capabilities
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Window created: window name: CLIPBRDWNDCLASS Jump to behavior

E-Banking Fraud:

barindex
Drops certificate files (DER)
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File created: C:\Users\user\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E0F5C59F9FA661F6F4C50B87FEF3A15A Jump to dropped file

System Summary:

barindex
.NET source code contains very large array initializations
Source: 5.2.RegAskcfcd.exe.400000.0.unpack, u003cPrivateImplementationDetailsu003eu007b2C633227u002dE84Au002d4536u002dA7C4u002dFC7E73DD21F9u007d/E67914C9u002d0A0Au002d4135u002dAA51u002d138DF3932497.cs Large array initialization: .cctor: array initializer size 11938
Office equation editor drops PE file
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File created: C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ZAE7RW1P\mexxxx[1].exe Jump to dropped file
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Jump to dropped file
Allocates memory within range which is reserved for system DLLs (kernel32.dll, advapi32.dll, etc)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Memory allocated: 76E20000 page execute and read and write Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Memory allocated: 76D20000 page execute and read and write Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Memory allocated: 76E20000 page execute and read and write Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Memory allocated: 76D20000 page execute and read and write Jump to behavior
Detected potential crypto function
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_003F6358 5_2_003F6358
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_003F5340 5_2_003F5340
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_003F5688 5_2_003F5688
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_003F2099 5_2_003F2099
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_00CD0DE0 5_2_00CD0DE0
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_041C0048 5_2_041C0048
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_041C3470 5_2_041C3470
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_041CAA98 5_2_041CAA98
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_041CBCB8 5_2_041CBCB8
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_041C9CE8 5_2_041C9CE8
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_041C8110 5_2_041C8110
Source: 5.2.RegAskcfcd.exe.400000.0.unpack, A/b2.cs Cryptographic APIs: 'TransformFinalBlock', 'CreateDecryptor'
Source: 5.2.RegAskcfcd.exe.400000.0.unpack, A/b2.cs Cryptographic APIs: 'TransformFinalBlock', 'CreateDecryptor'
Source: classification engine Classification label: mal100.troj.spyw.expl.evad.winDOC@6/15@9/3
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE File created: C:\Users\user\Desktop\~$cumenting.doc Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE File created: C:\Users\user\AppData\Local\Temp\CVRCA6F.tmp Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Section loaded: C:\Windows\assembly\NativeImages_v4.0.30319_32\mscorlib\7582400666d289c016013ad0f6e0e3e6\mscorlib.ni.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Section loaded: C:\Windows\assembly\NativeImages_v4.0.30319_32\mscorlib\7582400666d289c016013ad0f6e0e3e6\mscorlib.ni.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::CreateInstanceEnum - Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE File read: C:\Users\desktop.ini Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\SystemCertificates\CA Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: documenting.doc Virustotal: Detection: 38%
Source: documenting.doc ReversingLabs: Detection: 43%
Source: unknown Process created: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE 'C:\Program Files\Microsoft Office\Office14\WINWORD.EXE' /Automation -Embedding
Source: unknown Process created: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE 'C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE' -Embedding
Source: unknown Process created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe C:\Users\user\AppData\Roaming\RegAskcfcd.exe
Source: unknown Process created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe C:\Users\user\AppData\Roaming\RegAskcfcd.exe
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Process created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe C:\Users\user\AppData\Roaming\RegAskcfcd.exe Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe C:\Users\user\AppData\Roaming\RegAskcfcd.exe Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{172BDDF8-CEEA-11D1-8B05-00600806D9B6}\InProcServer32 Jump to behavior
Source: Window Recorder Window detected: More than 3 window changes detected
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File opened: C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorrc.dll Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Key opened: HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE File opened: C:\Windows\WinSxS\amd64_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.4940_none_08e4299fa83d7e3c\MSVCR90.dll Jump to behavior

Data Obfuscation:

barindex
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 4_2_00D448F7 push edi; ret 4_2_00D44ABC
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_00D448F7 push edi; ret 5_2_00D44ABC

Persistence and Installation Behavior:

barindex
Drops PE files
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File created: C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ZAE7RW1P\mexxxx[1].exe Jump to dropped file
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE File created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Jump to dropped file

Hooking and other Techniques for Hiding and Protection:

barindex
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Registry key monitored for changes: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\WINWORD.EXE Process information set: NOALIGNMENTFAULTEXCEPT | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion:

barindex
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::CreateInstanceEnum - Win32_BaseBoard
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::CreateInstanceEnum - Win32_NetworkAdapterConfiguration
Contains long sleeps (>= 3 min)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Window / User API: threadDelayed 9621 Jump to behavior
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE TID: 2316 Thread sleep time: -300000s >= -30000s Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe TID: 2936 Thread sleep time: -300000s >= -30000s Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe TID: 2444 Thread sleep time: -5534023222112862s >= -30000s Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe TID: 2444 Thread sleep time: -150000s >= -30000s Jump to behavior
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::CreateInstanceEnum - Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe WMI Queries: IWbemServices::ExecQuery - SELECT * FROM Win32_Processor
Sample execution stops while process was sleeping (likely an evasion)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Last function: Thread delayed
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process information queried: ProcessInformation Jump to behavior

Anti Debugging:

barindex
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Code function: 5_2_0040417E LdrInitializeThunk, 5_2_0040417E
Enables debug privileges
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process token adjusted: Debug Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Memory allocated: page read and write | page guard Jump to behavior

HIPS / PFW / Operating System Protection Evasion:

barindex
Injects a PE file into a foreign processes
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Memory written: C:\Users\user\AppData\Roaming\RegAskcfcd.exe base: 400000 value starts with: 4D5A Jump to behavior
Creates a process in suspended mode (likely to inject code)
Source: C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE Process created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe C:\Users\user\AppData\Roaming\RegAskcfcd.exe Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Process created: C:\Users\user\AppData\Roaming\RegAskcfcd.exe C:\Users\user\AppData\Roaming\RegAskcfcd.exe Jump to behavior
Source: RegAskcfcd.exe, 00000005.00000002.2362706604.0000000000D60000.00000002.00000001.sdmp Binary or memory string: Program Manager
Source: RegAskcfcd.exe, 00000005.00000002.2362706604.0000000000D60000.00000002.00000001.sdmp Binary or memory string: Shell_TrayWnd
Source: RegAskcfcd.exe, 00000005.00000002.2362706604.0000000000D60000.00000002.00000001.sdmp Binary or memory string: !Progman

Language, Device and Operating System Detection:

barindex
Queries the volume information (name, serial number etc) of a device
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Queries volume information: C:\Users\user\AppData\Roaming\RegAskcfcd.exe VolumeInformation Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Queries volume information: C:\Users\user\AppData\Roaming\RegAskcfcd.exe VolumeInformation Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_32\CustomMarshalers\v4.0_4.0.0.0__b03f5f7f11d50a3a\CustomMarshalers.dll VolumeInformation Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Lowering of HIPS / PFW / Operating System Security Settings:

barindex
Adds / modifies Windows certificates
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe Registry key created or modified: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 Blob Jump to behavior

Stealing of Sensitive Information:

barindex
Yara detected AgentTesla
Source: Yara match File source: 00000005.00000002.2362272923.0000000000402000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.2110262554.00000000036FE000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.2363266312.00000000025F9000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.2362764617.0000000002161000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.2362877479.000000000222B000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAskcfcd.exe PID: 2840, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAskcfcd.exe PID: 2508, type: MEMORY
Source: Yara match File source: 5.2.RegAskcfcd.exe.400000.0.unpack, type: UNPACKEDPE
Tries to harvest and steal browser information (history, passwords, etc)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File opened: C:\Users\user\AppData\Local\Google\Chrome\User Data\Default\Login Data Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File opened: C:\Users\user\AppData\Roaming\Mozilla\Firefox\profiles.ini Jump to behavior
Tries to harvest and steal ftp login credentials
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File opened: C:\Users\user\AppData\Roaming\SmartFTP\Client 2.0\Favorites\Quick Connect\ Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File opened: C:\Users\user\AppData\Roaming\FileZilla\recentservers.xml Jump to behavior
Tries to steal Mail credentials (via file access)
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File opened: C:\Users\user\AppData\Roaming\Thunderbird\profiles.ini Jump to behavior
Source: C:\Users\user\AppData\Roaming\RegAskcfcd.exe File opened: C:\Users\user\AppData\Roaming\Thunderbird\profiles.ini Jump to behavior
Yara detected Credential Stealer
Source: Yara match File source: 00000005.00000002.2363266312.00000000025F9000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.2362764617.0000000002161000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.2362877479.000000000222B000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAskcfcd.exe PID: 2840, type: MEMORY

Remote Access Functionality:

barindex
Yara detected AgentTesla
Source: Yara match File source: 00000005.00000002.2362272923.0000000000402000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.2110262554.00000000036FE000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.2363266312.00000000025F9000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.2362764617.0000000002161000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.2362877479.000000000222B000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAskcfcd.exe PID: 2840, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAskcfcd.exe PID: 2508, type: MEMORY
Source: Yara match File source: 5.2.RegAskcfcd.exe.400000.0.unpack, type: UNPACKEDPE
windows-stand
Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 345146 Sample: documenting.doc Startdate: 27/01/2021 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected AgentTesla 2->38 40 5 other signatures 2->40 7 EQNEDT32.EXE 15 2->7         started        12 WINWORD.EXE 291 25 2->12         started        process3 dnsIp4 28 cybersng.duckdns.org 172.111.202.41, 443, 49165 BLACKNIGHT-ASIE United States 7->28 30 cy.kl-re.com 7->30 22 C:\Users\user\AppData\...\RegAskcfcd.exe, PE32 7->22 dropped 24 C:\Users\user\AppData\Local\...\mexxxx[1].exe, PE32 7->24 dropped 48 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->48 14 RegAskcfcd.exe 12 7->14         started        file5 signatures6 process7 dnsIp8 32 193.239.147.103, 49168, 80 DEDIPATH-LLCUS Brunei Darussalam 14->32 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->50 52 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 14->52 54 Injects a PE file into a foreign processes 14->54 18 RegAskcfcd.exe 2 14->18         started        signatures9 process10 dnsIp11 26 mail.privateemail.com 198.54.122.60, 49169, 49170, 49171 NAMECHEAP-NETUS United States 18->26 42 Tries to steal Mail credentials (via file access) 18->42 44 Tries to harvest and steal ftp login credentials 18->44 46 Tries to harvest and steal browser information (history, passwords, etc) 18->46 signatures12
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
193.239.147.103
 unknown Brunei Darussalam
35913 DEDIPATH-LLCUS false
172.111.202.41
 unknown United States
39122 BLACKNIGHT-ASIE false
198.54.122.60
 unknown United States
22612 NAMECHEAP-NETUS false

Contacted Domains

Name IP Active
cybersng.duckdns.org 172.111.202.41 true
mail.privateemail.com 198.54.122.60 true
cy.kl-re.com unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://193.239.147.103/base/D6BA86F557F0B3BF28711AA5C7497D8B.html false
  • Avira URL Cloud: safe
 unknown
https://FTIIlzumA5oOsjQq8.net true
  • Avira URL Cloud: safe
 unknown