General

  • Target

    3f6cd0ff8f90ba35fe22b94e55655c96.exe

  • Size

    64KB

  • Sample

    221125-jgeb9abd74

  • MD5

    3f6cd0ff8f90ba35fe22b94e55655c96

  • SHA1

    eabdde0d8d5ff3dee1690e322184d7ec2f3f5d10

  • SHA256

    da8f7c39a3136c6546c6f2e36872be49ddd7a8dd53002e12d04739680e4821b8

  • SHA512

    8d51772b8ffce6b9aef3f1068f067811ae65ce00aca058bbef1e1a847efdb90552fc9c9bd31de0b23da03982e4eb13689caee5fb08ecdff02e3b306ca539322a

  • SSDEEP

    1536:gwdyfgYBUngABZvxZ/DOG8s8MkeNSzXzKN:gwdyRapBZP/Dl8DMDSzX+N

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

37.139.128.233:3569

Attributes
  • communication_password

    ce952068942604a6d6df06ed5002fad6

  • tor_process

    tor

Targets

    • Target

      3f6cd0ff8f90ba35fe22b94e55655c96.exe

    • Size

      64KB

    • MD5

      3f6cd0ff8f90ba35fe22b94e55655c96

    • SHA1

      eabdde0d8d5ff3dee1690e322184d7ec2f3f5d10

    • SHA256

      da8f7c39a3136c6546c6f2e36872be49ddd7a8dd53002e12d04739680e4821b8

    • SHA512

      8d51772b8ffce6b9aef3f1068f067811ae65ce00aca058bbef1e1a847efdb90552fc9c9bd31de0b23da03982e4eb13689caee5fb08ecdff02e3b306ca539322a

    • SSDEEP

      1536:gwdyfgYBUngABZvxZ/DOG8s8MkeNSzXzKN:gwdyRapBZP/Dl8DMDSzX+N

    • BitRAT

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

    • Checks computer location settings

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

    • 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

2
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks