Windows Analysis Report ZAM#U00d3WIENIE.exe

Overview

General Information

Sample Name: ZAM#U00d3WIENIE.exe
Analysis ID: 1648
MD5: 4805bfc9145d8aa3ac43d1cc29c451ed
SHA1: 7787fa250b35d1a67142d230cbedbc357eb8cb9c
SHA256: bac5da263610272c5c5be4ecb5a16626c653a757abaffc8402d210227ec04bb8
Infos:

Most interesting Screenshot:

Detection

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

Signatures

Found malware configuration
Yara detected AgentTesla
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Sigma detected: RegAsm connects to smtp port
Yara detected GuLoader
Hides threads from debuggers
Writes to foreign memory regions
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to detect Any.run
Tries to harvest and steal ftp login credentials
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Mail credentials (via file access)
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)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Uses 32bit PE files
Queries the volume information (name, serial number etc) of a device
Drops certificate files (DER)
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Detected potential crypto function
Sample execution stops while process was sleeping (likely an evasion)
Yara detected Credential Stealer
JA3 SSL client fingerprint seen in connection with other malware
IP address seen in connection with other malware
Contains long sleeps (>= 3 min)
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Sample file is different than original file name gathered from version info
Tries to load missing DLLs
Uses a known web browser user agent for HTTP communication
Detected TCP or UDP traffic on non-standard ports
Checks if the current process is being debugged
Uses SMTP (mail sending)
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Uses Microsoft's Enhanced Cryptographic Provider
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)

Classification

AV Detection:

barindex
Found malware configuration
Source: RegAsm.exe.1940.11.memstrmin Malware Configuration Extractor: Agenttesla {"Exfil Mode": "SMTP", "SMTP Info": "margaridasantos@tccinfaes.comTccBps1427logmail.tccinfaes.comkevinlog25@gmail.com"}
Antivirus detection for URL or domain
Source: http://mail.tccinfaes.com Avira URL Cloud: Label: malware
Multi AV Scanner detection for domain / URL
Source: mail.tccinfaes.com Virustotal: Detection: 11% Perma Link
Source: http://mail.tccinfaes.com Virustotal: Detection: 11% Perma Link

Cryptography:

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Uses Microsoft's Enhanced Cryptographic Provider
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D799C0 CryptUnprotectData, 11_2_00D799C0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D799B8 CryptUnprotectData, 11_2_00D799B8

Compliance:

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Uses 32bit PE files
Source: ZAM#U00d3WIENIE.exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Source: unknown HTTPS traffic detected: 172.217.168.46:443 -> 192.168.11.20:49795 version: TLS 1.2
Source: unknown HTTPS traffic detected: 142.250.186.33:443 -> 192.168.11.20:49796 version: TLS 1.2

Networking:

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Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: CLARANET-ASClaraNETLTDGB CLARANET-ASClaraNETLTDGB
JA3 SSL client fingerprint seen in connection with other malware
Source: Joe Sandbox View JA3 fingerprint: 37f463bf4616ecd445d4a1937da06e19
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 188.93.227.195 188.93.227.195
Uses a known web browser user agent for HTTP communication
Source: global traffic HTTP traffic detected: GET /uc?export=download&id=1YskFLBi29LIb1vUTRMsrhrkgjF8NUmBX HTTP/1.1User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like GeckoHost: drive.google.comCache-Control: no-cache
Source: global traffic HTTP traffic detected: GET /docs/securesc/ha0ro937gcuc7l7deffksulhg5h7mbp1/ci1bu5biaf70slhogar9caibgbbnhqpn/1634141175000/01707528263340534167/*/1YskFLBi29LIb1vUTRMsrhrkgjF8NUmBX?e=download HTTP/1.1User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like GeckoCache-Control: no-cacheHost: doc-0g-7s-docs.googleusercontent.comConnection: Keep-Alive
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.11.20:49807 -> 188.93.227.195:587
Uses SMTP (mail sending)
Source: global traffic TCP traffic: 192.168.11.20:49807 -> 188.93.227.195:587
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49796
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49795
Source: unknown Network traffic detected: HTTP traffic on port 49795 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49796 -> 443
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: RegAsm.exe, 0000000B.00000002.30197411061.000000001DC8B000.00000004.00000001.sdmp String found in binary or memory: subdomain_match":["go","tv"]},{"applied_policy":"EdgeUA","domain":"video.zhihu.com"},{"applied_policy":"ChromeUA","domain":"la7.it"},{"applied_policy":"ChromeUA","domain":"ide.cs50.io"},{"applied_policy":"ChromeUA","domain":"moneygram.com"},{"applied_policy":"ChromeUA","domain":"blog.esuteru.com"},{"applied_policy":"ChromeUA","domain":"online.tivo.com","path_match":["/start"]},{"applied_policy":"ChromeUA","domain":"smallbusiness.yahoo.com","path_match":["/businessmaker"]},{"applied_policy":"ChromeUA","domain":"jeeready.amazon.in","path_match":["/home"]},{"applied_policy":"ChromeUA","domain":"abc.com"},{"applied_policy":"ChromeUA","domain":"mvsrec738.examly.io"},{"applied_policy":"ChromeUA","domain":"myslate.sixphrase.com"},{"applied_policy":"ChromeUA","domain":"search.norton.com","path_match":["/nsssOnboarding"]},{"applied_policy":"ChromeUA","domain":"checkdecide.com"},{"applied_policy":"ChromeUA","domain":"virtualvisitlogin.partners.org"},{"applied_policy":"ChromeUA","domain":"carelogin.bryantelemedicine.com"},{"applied_policy":"ChromeUA","domain":"providerstc.hs.utah.gov"},{"applied_policy":"ChromeUA","domain":"applychildcaresubsidy.alberta.ca"},{"applied_policy":"ChromeUA","domain":"elearning.evn.com.vn","path_match":["/login"]},{"applied_policy":"ChromeUA","domain":"telecare.keckmedicine.org"},{"applied_policy":"ChromeUA","domain":"authoring.amirsys.com","path_match":["/login"]},{"applied_policy":"ChromeUA","domain":"elearning.seabank.com.vn","path_match":["/login"]},{"applied_policy":"ChromeUA","domain":"app.fields.corteva.com","path_match":["/login"]},{"applied_policy":"ChromeUA","domain":"gsq.minornet.com"},{"applied_policy":"ChromeUA","domain":"shop.lic.co.nz"},{"applied_policy":"ChromeUA","domain":"telehealthportal.uofuhealth.org"},{"applied_policy":"ChromeUA","domain":"portal.centurylink.com"},{"applied_policy":"ChromeUA","domain":"visitnow.org"},{"applied_policy":"ChromeUA","domain":"www.hotstar.com","path_match":["/in/subscribe/payment/methods/dc","/in/subscribe/payment/methods/cc"]},{"applied_policy":"ChromeUA","domain":"tryca.st","path_match":["/studio","/publisher"]},{"applied_policy":"ChromeUA","domain":"telemost.yandex.ru"},{"applied_policy":"ChromeUA","domain":"astrogo.astro.com.my"},{"applied_policy":"ChromeUA","domain":"airbornemedia.gogoinflight.com"},{"applied_policy":"ChromeUA","domain":"itoaxaca.mindbox.app"},{"applied_policy":"ChromeUA","domain":"app.classkick.com"},{"applied_policy":"ChromeUA","domain":"exchangeservicecenter.com","path_match":["/freeze"]},{"applied_policy":"ChromeUA","domain":"bancodeoccidente.com.co","path_match":["/portaltransaccional"]},{"applied_policy":"ChromeUA","domain":"better.com"},{"applied_policy":"IEUA","domain":"bm.gzekao.cn","path_match":["/tr/webregister/"]},{"applied_policy":"ChromeUA","domain":"scheduling.care.psjhealth.org","path_match":["/virtual"]},{"applied_policy":"ChromeUA","domain":"salud.go.cr"},{"applied_policy":"ChromeUA","domain":"learning.chungdahm.com"},{"applied_policy":"C
Source: RegAsm.exe, 0000000B.00000002.30196753558.000000001DC01000.00000004.00000001.sdmp String found in binary or memory: http://127.0.0.1:HTTP/1.1
Source: RegAsm.exe, 0000000B.00000002.30196753558.000000001DC01000.00000004.00000001.sdmp String found in binary or memory: http://DynDns.comDynDNS
Source: RegAsm.exe, 0000000B.00000002.30198324847.000000001DD45000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000003.26630972556.0000000000EC1000.00000004.00000001.sdmp String found in binary or memory: http://Y8B3f1kpIES.net
Source: RegAsm.exe, 0000000B.00000002.30197411061.000000001DC8B000.00000004.00000001.sdmp String found in binary or memory: http://Y8B3f1kpIES.nett-
Source: RegAsm.exe, 0000000B.00000002.30198205747.000000001DD29000.00000004.00000001.sdmp String found in binary or memory: http://cps.letsencrypt.org0
Source: RegAsm.exe, 0000000B.00000003.25691001658.0000000000E54000.00000004.00000001.sdmp String found in binary or memory: http://crl.comodoca.com/AAACertificateServices.crl06
Source: RegAsm.exe, 0000000B.00000003.25691001658.0000000000E54000.00000004.00000001.sdmp String found in binary or memory: http://crl.globalsign.net/root-r2.crl0
Source: RegAsm.exe, 0000000B.00000002.30203677372.000000001FDD0000.00000004.00000001.sdmp String found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en
Source: RegAsm.exe, 0000000B.00000002.30203677372.000000001FDD0000.00000004.00000001.sdmp String found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
Source: RegAsm.exe, 0000000B.00000002.30198135256.000000001DD1F000.00000004.00000001.sdmp String found in binary or memory: http://mail.tccinfaes.com
Source: RegAsm.exe, 0000000B.00000002.30198205747.000000001DD29000.00000004.00000001.sdmp String found in binary or memory: http://r3.i.lencr.org/0)
Source: RegAsm.exe, 0000000B.00000002.30198205747.000000001DD29000.00000004.00000001.sdmp String found in binary or memory: http://r3.o.lencr.org0
Source: RegAsm.exe, 0000000B.00000002.30196753558.000000001DC01000.00000004.00000001.sdmp String found in binary or memory: http://rpZocA.com
Source: RegAsm.exe, 0000000B.00000002.30198135256.000000001DD1F000.00000004.00000001.sdmp String found in binary or memory: http://tccinfaes.com
Source: RegAsm.exe, 0000000B.00000002.30198205747.000000001DD29000.00000004.00000001.sdmp String found in binary or memory: http://x1.c.lencr.org/0
Source: RegAsm.exe, 0000000B.00000002.30186051316.0000000000E32000.00000004.00000020.sdmp, RegAsm.exe, 0000000B.00000002.30185888032.0000000000E0F000.00000004.00000020.sdmp, 2D85F72862B55C4EADD9E66E06947F3D.11.dr String found in binary or memory: http://x1.i.lencr.org/
Source: RegAsm.exe, 0000000B.00000002.30198205747.000000001DD29000.00000004.00000001.sdmp String found in binary or memory: http://x1.i.lencr.org/0
Source: RegAsm.exe, 0000000B.00000002.30186637038.0000000000EA8000.00000004.00000020.sdmp String found in binary or memory: http://x1.i.lencr.org/o
Source: RegAsm.exe, 0000000B.00000002.30186637038.0000000000EA8000.00000004.00000020.sdmp String found in binary or memory: http://x1.i.lencr.org/p
Source: RegAsm.exe, 0000000B.00000003.25691001658.0000000000E54000.00000004.00000001.sdmp String found in binary or memory: https://csp.withgoogle.com/csp/drive-explorer/
Source: RegAsm.exe, 0000000B.00000002.30185888032.0000000000E0F000.00000004.00000020.sdmp String found in binary or memory: https://doc-0g-7s-docs.googleusercontent.com/
Source: RegAsm.exe, 0000000B.00000003.25696520194.0000000000E57000.00000004.00000001.sdmp String found in binary or memory: https://doc-0g-7s-docs.googleusercontent.com/docs/secure%id
Source: RegAsm.exe, 0000000B.00000003.25691001658.0000000000E54000.00000004.00000001.sdmp String found in binary or memory: https://doc-0g-7s-docs.googleusercontent.com/docs/securesc/ha0ro937gcuc7l7deffksulhg5h7mbp1/ci1bu5bi
Source: RegAsm.exe, 0000000B.00000002.30185550528.0000000000DC8000.00000004.00000020.sdmp String found in binary or memory: https://drive.google.com/
Source: RegAsm.exe, 0000000B.00000002.30185550528.0000000000DC8000.00000004.00000020.sdmp, RegAsm.exe, 0000000B.00000002.30184481839.0000000000CC0000.00000004.00000001.sdmp String found in binary or memory: https://drive.google.com/uc?export=download&id=1YskFLBi29LIb1vUTRMsrhrkgjF8NUmBX
Source: RegAsm.exe, 0000000B.00000003.25691001658.0000000000E54000.00000004.00000001.sdmp String found in binary or memory: https://drive.google.com/uc?export=download&id=1YskFLBi29LIb1vUTRMsrhrkgjF8NUmBX2MatdvVlumnf8ZSlM
Source: RegAsm.exe, 0000000B.00000002.30198418016.000000001DD53000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30197114429.000000001DC4E000.00000004.00000001.sdmp String found in binary or memory: https://login.live.com/
Source: RegAsm.exe, 0000000B.00000002.30198418016.000000001DD53000.00000004.00000001.sdmp String found in binary or memory: https://login.live.com//
Source: RegAsm.exe, 0000000B.00000002.30198418016.000000001DD53000.00000004.00000001.sdmp String found in binary or memory: https://login.live.com/https://login.live.com/
Source: RegAsm.exe, 0000000B.00000002.30198418016.000000001DD53000.00000004.00000001.sdmp String found in binary or memory: https://login.live.com/v104
Source: RegAsm.exe, 0000000B.00000002.30197114429.000000001DC4E000.00000004.00000001.sdmp String found in binary or memory: https://support.google.com/chrome/?p=plugin_flash
Source: RegAsm.exe, 0000000B.00000002.30196753558.000000001DC01000.00000004.00000001.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 DNS traffic detected: queries for: drive.google.com
Source: global traffic HTTP traffic detected: GET /uc?export=download&id=1YskFLBi29LIb1vUTRMsrhrkgjF8NUmBX HTTP/1.1User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like GeckoHost: drive.google.comCache-Control: no-cache
Source: global traffic HTTP traffic detected: GET /docs/securesc/ha0ro937gcuc7l7deffksulhg5h7mbp1/ci1bu5biaf70slhogar9caibgbbnhqpn/1634141175000/01707528263340534167/*/1YskFLBi29LIb1vUTRMsrhrkgjF8NUmBX?e=download HTTP/1.1User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like GeckoCache-Control: no-cacheHost: doc-0g-7s-docs.googleusercontent.comConnection: Keep-Alive
Source: unknown HTTPS traffic detected: 172.217.168.46:443 -> 192.168.11.20:49795 version: TLS 1.2
Source: unknown HTTPS traffic detected: 142.250.186.33:443 -> 192.168.11.20:49796 version: TLS 1.2

E-Banking Fraud:

barindex
Drops certificate files (DER)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File created: C:\Users\user\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\2D85F72862B55C4EADD9E66E06947F3D Jump to dropped file

System Summary:

barindex
Uses 32bit PE files
Source: ZAM#U00d3WIENIE.exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Detected potential crypto function
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_0040167A 1_2_0040167A
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_0040162D 1_2_0040162D
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_0040143E 1_2_0040143E
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00741130 11_2_00741130
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00743A50 11_2_00743A50
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_0074BA58 11_2_0074BA58
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00744320 11_2_00744320
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_0074C7B8 11_2_0074C7B8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00743708 11_2_00743708
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D5CCD0 11_2_00D5CCD0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D5A058 11_2_00D5A058
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D54EB0 11_2_00D54EB0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D5760F 11_2_00D5760F
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D544F8 11_2_00D544F8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D53330 11_2_00D53330
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D7E4F8 11_2_00D7E4F8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D710A8 11_2_00D710A8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D75DF8 11_2_00D75DF8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D7BDE8 11_2_00D7BDE8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D7118F 11_2_00D7118F
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D7A5F0 11_2_00D7A5F0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00D76558 11_2_00D76558
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_1D9E5E08 11_2_1D9E5E08
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_1D9E4ACC 11_2_1D9E4ACC
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_1D9E5DF8 11_2_1D9E5DF8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_1D9E6AF1 11_2_1D9E6AF1
Sample file is different than original file name gathered from version info
Source: ZAM#U00d3WIENIE.exe, 00000001.00000000.25144414562.0000000000416000.00000002.00020000.sdmp Binary or memory string: OriginalFilenamefamiliegruppers.exe vs ZAM#U00d3WIENIE.exe
Source: ZAM#U00d3WIENIE.exe Binary or memory string: OriginalFilenamefamiliegruppers.exe vs ZAM#U00d3WIENIE.exe
Tries to load missing DLLs
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Section loaded: edgegdi.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Section loaded: sfc.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Section loaded: edgegdi.dll Jump to behavior
Source: ZAM#U00d3WIENIE.exe Static PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Section loaded: C:\Windows\SysWOW64\msvbvm60.dll Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe 'C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe'
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe'
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process created: C:\Windows\System32\conhost.exe C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe' Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{057EEE47-2572-4AA1-88D7-60CE2149E33C}\InProcServer32 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_Processor
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe WMI Queries: IWbemServices::ExecQuery - root\cimv2 : SELECT * FROM Win32_Processor
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File created: C:\Users\user\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\2D85F72862B55C4EADD9E66E06947F3D Jump to behavior
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe File created: C:\Users\user\AppData\Local\Temp\~DF174542F925963EBA.TMP Jump to behavior
Source: classification engine Classification label: mal100.spre.troj.spyw.evad.winEXE@4/3@4/3
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File read: C:\Users\user\AppData\Roaming\Mozilla\Firefox\profiles.ini Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Section loaded: C:\Windows\assembly\NativeImages_v4.0.30319_32\mscorlib\e4a1c9189d2b01f018b953e46c80d120\mscorlib.ni.dll Jump to behavior
Source: C:\Windows\System32\conhost.exe Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:7276:120:WilError_03
Source: C:\Windows\System32\conhost.exe Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:7276:304:WilStaging_02
Source: Window Recorder Window detected: More than 3 window changes detected
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorrc.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Key opened: HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Jump to behavior

Data Obfuscation:

barindex
Yara detected GuLoader
Source: Yara match File source: 00000001.00000002.25720716372.00000000022C0000.00000040.00000001.sdmp, type: MEMORY
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_00402E52 push esi; ret 1_2_00402E53
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_00405E3D pushfd ; retf 1_2_00405E3E
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_00402ECA push esi; ret 1_2_00402ECB
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_00402EFC push ss; ret 1_2_00402EFD
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_00402E84 push ss; ret 1_2_00402E85
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_00403CBF push ebp; retf 1_2_00403CCB
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_022C0422 push ecx; ret 1_2_022C042B
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_022C3A3D push ecx; retf 1_2_022C3A3E
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_022C4C4A push esi; iretd 1_2_022C4C4D
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_022C050D push ebx; retf 1_2_022C050F
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Code function: 1_2_022C35FF push es; retf 1_2_022C3606

Hooking and other Techniques for Hiding and Protection:

barindex
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Registry key monitored for changes: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot Jump to behavior
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\System32\conhost.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion:

barindex
Tries to detect Any.run
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe File opened: C:\Program Files\Qemu-ga\qemu-ga.exe Jump to behavior
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe File opened: C:\Program Files\qga\qga.exe Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Program Files\Qemu-ga\qemu-ga.exe Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Program Files\qga\qga.exe Jump to behavior
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Source: RegAsm.exe, 0000000B.00000002.30184481839.0000000000CC0000.00000004.00000001.sdmp Binary or memory string: NTDLLKERNEL32USER32C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXEC:\PROGRAM FILES\QGA\QGA.EXEPSAPI.DLLMSI.DLLPUBLISHERWININET.DLLMOZILLA/5.0 (WINDOWS NT 6.1; WOW64; TRIDENT/7.0; RV:11.0) LIKE GECKOSHELL32ADVAPI32USERPROFILE=HTTPS://DRIVE.GOOGLE.COM/UC?EXPORT=DOWNLOAD&ID=1YSKFLBI29LIB1VUTRMSRHRKGJF8NUMBX
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25720283371.0000000002240000.00000004.00000001.sdmp Binary or memory string: NTDLLKERNEL32USER32C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXEC:\PROGRAM FILES\QGA\QGA.EXEPSAPI.DLLMSI.DLLPUBLISHERWININET.DLLMOZILLA/5.0 (WINDOWS NT 6.1; WOW64; TRIDENT/7.0; RV:11.0) LIKE GECKOSHELL32ADVAPI32USERPROFILE=WINDIR=\MICROSOFT.NET\FRAMEWORK\V4.0.30319\REGASM.EXE\SYSWOW64\MSVBVM60.DLL
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25720283371.0000000002240000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30184481839.0000000000CC0000.00000004.00000001.sdmp Binary or memory string: C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXE
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25719276817.000000000060D000.00000004.00000020.sdmp Binary or memory string: \??\C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXE
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_NetworkAdapterConfiguration
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_BaseBoard
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe TID: 2624 Thread sleep time: -2767011611056431s >= -30000s Jump to behavior
Sample execution stops while process was sleeping (likely an evasion)
Source: C:\Windows\System32\conhost.exe Last function: Thread delayed
Contains long sleeps (>= 3 min)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Window / User API: threadDelayed 9954 Jump to behavior
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_Processor
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe WMI Queries: IWbemServices::ExecQuery - root\cimv2 : SELECT * FROM Win32_Processor
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process information queried: ProcessInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe System information queried: ModuleInformation Jump to behavior
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25722324833.0000000004C49000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: Hyper-V Guest Shutdown Service
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25722324833.0000000004C49000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: Hyper-V Remote Desktop Virtualization Service
Source: RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: vmicshutdown
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25722324833.0000000004C49000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: Hyper-V Volume Shadow Copy Requestor
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25720283371.0000000002240000.00000004.00000001.sdmp Binary or memory string: ntdllkernel32user32C:\Program Files\Qemu-ga\qemu-ga.exeC:\Program Files\qga\qga.exepsapi.dllMsi.dllPublisherwininet.dllMozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Geckoshell32advapi32USERPROFILE=windir=\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe\syswow64\msvbvm60.dll
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25722324833.0000000004C49000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: Hyper-V PowerShell Direct Service
Source: RegAsm.exe, 0000000B.00000002.30184481839.0000000000CC0000.00000004.00000001.sdmp Binary or memory string: ntdllkernel32user32C:\Program Files\Qemu-ga\qemu-ga.exeC:\Program Files\qga\qga.exepsapi.dllMsi.dllPublisherwininet.dllMozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Geckoshell32advapi32USERPROFILE=https://drive.google.com/uc?export=download&id=1YskFLBi29LIb1vUTRMsrhrkgjF8NUmBX
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25722324833.0000000004C49000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: Hyper-V Time Synchronization Service
Source: RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: vmicvss
Source: RegAsm.exe, 0000000B.00000002.30186051316.0000000000E32000.00000004.00000020.sdmp Binary or memory string: Hyper-V RAW
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25720283371.0000000002240000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30184481839.0000000000CC0000.00000004.00000001.sdmp Binary or memory string: C:\Program Files\Qemu-ga\qemu-ga.exe
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25722324833.0000000004C49000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: Hyper-V Data Exchange Service
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25722324833.0000000004C49000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: Hyper-V Heartbeat Service
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25719276817.000000000060D000.00000004.00000020.sdmp Binary or memory string: \??\C:\Program Files\Qemu-ga\qemu-ga.exe
Source: ZAM#U00d3WIENIE.exe, 00000001.00000002.25722324833.0000000004C49000.00000004.00000001.sdmp, RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: Hyper-V Guest Service Interface
Source: RegAsm.exe, 0000000B.00000002.30187602352.00000000027C9000.00000004.00000001.sdmp Binary or memory string: vmicheartbeat

Anti Debugging:

barindex
Hides threads from debuggers
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Thread information set: HideFromDebugger Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Thread information set: HideFromDebugger Jump to behavior
Enables debug privileges
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process token adjusted: Debug Jump to behavior
Checks if the current process is being debugged
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Process queried: DebugPort Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Process queried: DebugPort Jump to behavior
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 11_2_00746958 KiUserExceptionDispatcher,LdrInitializeThunk, 11_2_00746958
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Memory allocated: page read and write | page guard Jump to behavior

HIPS / PFW / Operating System Protection Evasion:

barindex
Writes to foreign memory regions
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe base: A30000 Jump to behavior
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\ZAM#U00d3WIENIE.exe' Jump to behavior
Source: RegAsm.exe, 0000000B.00000002.30187145181.0000000001370000.00000002.00020000.sdmp Binary or memory string: Shell_TrayWnd
Source: RegAsm.exe, 0000000B.00000002.30187145181.0000000001370000.00000002.00020000.sdmp Binary or memory string: Progman
Source: RegAsm.exe, 0000000B.00000002.30187145181.0000000001370000.00000002.00020000.sdmp Binary or memory string: rProgram Manager

Language, Device and Operating System Detection:

barindex
Queries the volume information (name, serial number etc) of a device
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Queries volume information: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Windows.Forms\v4.0_4.0.0.0__b77a5c561934e089\System.Windows.Forms.dll VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Drawing\v4.0_4.0.0.0__b03f5f7f11d50a3a\System.Drawing.dll VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.VisualBasic\v4.0_10.0.0.0__b03f5f7f11d50a3a\Microsoft.VisualBasic.dll VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Security\v4.0_4.0.0.0__b03f5f7f11d50a3a\System.Security.dll VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Accessibility\v4.0_4.0.0.0__b03f5f7f11d50a3a\Accessibility.dll VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Stealing of Sensitive Information:

barindex
Yara detected AgentTesla
Source: Yara match File source: 0000000B.00000002.30197411061.000000001DC8B000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 0000000B.00000002.30196753558.000000001DC01000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAsm.exe PID: 1940, type: MEMORYSTR
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Key opened: HKEY_CURRENT_USER\SOFTWARE\Martin Prikryl\WinSCP 2\Sessions Jump to behavior
Tries to harvest and steal ftp login credentials
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Users\user\AppData\Roaming\FileZilla\recentservers.xml Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Users\user\AppData\Roaming\SmartFTP\Client 2.0\Favorites\Quick Connect\ Jump to behavior
Tries to steal Mail credentials (via file access)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Users\user\AppData\Roaming\Thunderbird\profiles.ini Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Users\user\AppData\Roaming\Thunderbird\profiles.ini Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Key opened: HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Key opened: HKEY_CURRENT_USER\Software\IncrediMail\Identities Jump to behavior
Tries to harvest and steal browser information (history, passwords, etc)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Users\user\AppData\Roaming\Mozilla\Firefox\profiles.ini Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe File opened: C:\Users\user\AppData\Local\Google\Chrome\User Data\Default\Login Data Jump to behavior
Yara detected Credential Stealer
Source: Yara match File source: 0000000B.00000002.30196753558.000000001DC01000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAsm.exe PID: 1940, type: MEMORYSTR

Remote Access Functionality:

barindex
Yara detected AgentTesla
Source: Yara match File source: 0000000B.00000002.30197411061.000000001DC8B000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 0000000B.00000002.30196753558.000000001DC01000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAsm.exe PID: 1940, type: MEMORYSTR
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 dnsIp2 2 Behavior Graph ID: 1648 Sample: ZAM#U00d3WIENIE.exe Startdate: 13/10/2021 Architecture: WINDOWS Score: 100 17 tccinfaes.com 2->17 19 mail.tccinfaes.com 2->19 21 4 other IPs or domains 2->21 29 Multi AV Scanner detection for domain / URL 2->29 31 Found malware configuration 2->31 33 Antivirus detection for URL or domain 2->33 35 4 other signatures 2->35 8 ZAM#U00d3WIENIE.exe 1 2->8         started        signatures3 process4 signatures5 37 Writes to foreign memory regions 8->37 39 Tries to detect Any.run 8->39 41 Hides threads from debuggers 8->41 11 RegAsm.exe 11 8->11         started        process6 dnsIp7 23 tccinfaes.com 188.93.227.195, 49807, 587 CLARANET-ASClaraNETLTDGB Portugal 11->23 25 googlehosted.l.googleusercontent.com 142.250.186.33, 443, 49796 GOOGLEUS United States 11->25 27 drive.google.com 172.217.168.46, 443, 49795 GOOGLEUS United States 11->27 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->43 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 5 other signatures 11->49 15 conhost.exe 11->15         started        signatures8 process9
  • 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
172.217.168.46
 drive.google.com United States
15169 GOOGLEUS false
188.93.227.195
 tccinfaes.com Portugal
8426 CLARANET-ASClaraNETLTDGB true
142.250.186.33
 googlehosted.l.googleusercontent.com United States
15169 GOOGLEUS false

Contacted Domains

Name IP Active
tccinfaes.com 188.93.227.195 true
drive.google.com 172.217.168.46 true
googlehosted.l.googleusercontent.com 142.250.186.33 true
mail.tccinfaes.com unknown unknown
x1.i.lencr.org unknown unknown
doc-0g-7s-docs.googleusercontent.com unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
https://doc-0g-7s-docs.googleusercontent.com/docs/securesc/ha0ro937gcuc7l7deffksulhg5h7mbp1/ci1bu5biaf70slhogar9caibgbbnhqpn/1634141175000/01707528263340534167/*/1YskFLBi29LIb1vUTRMsrhrkgjF8NUmBX?e=download false
    		high