General

  • Target

    b1e22a24ebb0db8b15c9afc6d23679ea.exe

  • Size

    23KB

  • Sample

    221012-stl3ashce5

  • MD5

    b1e22a24ebb0db8b15c9afc6d23679ea

  • SHA1

    f65c0f8fd0ac954b116cffbc26ade226269bf738

  • SHA256

    413df54020a07f08c1f1155d3a6673354016fc5c2cc000639a5d0f2927818635

  • SHA512

    6308da0bfb059c50e2736b325b7ea784a0b26b2a549045cdb2b0aa13e568577f96e23f55be354c770cbb1825c04c12c7c3ee3de9c963b0e1f69d5b32f25b7afb

  • SSDEEP

    384:thfPn2EZ4L0yMJLpLgLPLEsLffOSvNTcI1pGIB0PREg:thBZs+tkDEsKqaIB09

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

103.125.190.185:1234

Attributes
  • communication_password

    827ccb0eea8a706c4c34a16891f84e7b

  • tor_process

    tor

Targets

    • Target

      b1e22a24ebb0db8b15c9afc6d23679ea.exe

    • Size

      23KB

    • MD5

      b1e22a24ebb0db8b15c9afc6d23679ea

    • SHA1

      f65c0f8fd0ac954b116cffbc26ade226269bf738

    • SHA256

      413df54020a07f08c1f1155d3a6673354016fc5c2cc000639a5d0f2927818635

    • SHA512

      6308da0bfb059c50e2736b325b7ea784a0b26b2a549045cdb2b0aa13e568577f96e23f55be354c770cbb1825c04c12c7c3ee3de9c963b0e1f69d5b32f25b7afb

    • SSDEEP

      384:thfPn2EZ4L0yMJLpLgLPLEsLffOSvNTcI1pGIB0PREg:thBZs+tkDEsKqaIB09

    • BitRAT

      BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

    • XenArmor Suite

      XenArmor is as suite of password recovery tools for various application.

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks