Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2022 11:54

General

  • Target

    24fe6412893abef12251d0c0cb59beaf40cdc34ce8c70ff766e4d9444a6f6186.exe

  • Size

    10KB

  • MD5

    9c21d2bd9e8db420cd94a03a00dfdba4

  • SHA1

    2f90b847dda5638552a3a5fb01ee28ea6bf82245

  • SHA256

    24fe6412893abef12251d0c0cb59beaf40cdc34ce8c70ff766e4d9444a6f6186

  • SHA512

    58e4a7c75b41b8551bec5085bc6148ea58c1873981dd6e872b261037d34b15b5ffeccb5babbcb9d756702cccab257a6ebd4c3e9394b843d7b9f94f8a204ab8a6

  • SSDEEP

    96:fPdkus9rUrOeM+Jn2JUHBOYOlkIy6KUwTTgJMRqI6ruuuVFr3333KnpMwKFnU:fP29rUrBM82YjOeJ1TTgJMRqIcuuu6/

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

37.139.128.233:3569

Attributes
  • communication_password

    ce952068942604a6d6df06ed5002fad6

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24fe6412893abef12251d0c0cb59beaf40cdc34ce8c70ff766e4d9444a6f6186.exe
    "C:\Users\Admin\AppData\Local\Temp\24fe6412893abef12251d0c0cb59beaf40cdc34ce8c70ff766e4d9444a6f6186.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwAyAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1992
    • C:\Users\Admin\AppData\Local\Temp\24fe6412893abef12251d0c0cb59beaf40cdc34ce8c70ff766e4d9444a6f6186.exe
      C:\Users\Admin\AppData\Local\Temp\24fe6412893abef12251d0c0cb59beaf40cdc34ce8c70ff766e4d9444a6f6186.exe
      2⤵
        PID:2852
      • C:\Users\Admin\AppData\Local\Temp\24fe6412893abef12251d0c0cb59beaf40cdc34ce8c70ff766e4d9444a6f6186.exe
        C:\Users\Admin\AppData\Local\Temp\24fe6412893abef12251d0c0cb59beaf40cdc34ce8c70ff766e4d9444a6f6186.exe
        2⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:920

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/808-132-0x0000000000340000-0x0000000000348000-memory.dmp

      Filesize

      32KB

    • memory/808-133-0x0000000006D40000-0x0000000006DD2000-memory.dmp

      Filesize

      584KB

    • memory/808-134-0x0000000007390000-0x0000000007934000-memory.dmp

      Filesize

      5.6MB

    • memory/808-135-0x0000000006D10000-0x0000000006D32000-memory.dmp

      Filesize

      136KB

    • memory/920-154-0x0000000074ED0000-0x0000000074F09000-memory.dmp

      Filesize

      228KB

    • memory/920-156-0x0000000074ED0000-0x0000000074F09000-memory.dmp

      Filesize

      228KB

    • memory/920-157-0x0000000074ED0000-0x0000000074F09000-memory.dmp

      Filesize

      228KB

    • memory/920-155-0x0000000074B50000-0x0000000074B89000-memory.dmp

      Filesize

      228KB

    • memory/920-149-0x0000000000400000-0x00000000007CE000-memory.dmp

      Filesize

      3.8MB

    • memory/920-153-0x0000000074ED0000-0x0000000074F09000-memory.dmp

      Filesize

      228KB

    • memory/920-152-0x0000000000400000-0x00000000007CE000-memory.dmp

      Filesize

      3.8MB

    • memory/920-151-0x0000000074ED0000-0x0000000074F09000-memory.dmp

      Filesize

      228KB

    • memory/920-150-0x0000000074B50000-0x0000000074B89000-memory.dmp

      Filesize

      228KB

    • memory/920-145-0x0000000000000000-mapping.dmp

    • memory/920-146-0x0000000000400000-0x00000000007CE000-memory.dmp

      Filesize

      3.8MB

    • memory/920-147-0x0000000000400000-0x00000000007CE000-memory.dmp

      Filesize

      3.8MB

    • memory/920-148-0x0000000000400000-0x00000000007CE000-memory.dmp

      Filesize

      3.8MB

    • memory/1992-138-0x0000000005110000-0x0000000005738000-memory.dmp

      Filesize

      6.2MB

    • memory/1992-143-0x0000000006440000-0x000000000645A000-memory.dmp

      Filesize

      104KB

    • memory/1992-142-0x0000000007790000-0x0000000007E0A000-memory.dmp

      Filesize

      6.5MB

    • memory/1992-141-0x0000000005F40000-0x0000000005F5E000-memory.dmp

      Filesize

      120KB

    • memory/1992-140-0x0000000005820000-0x0000000005886000-memory.dmp

      Filesize

      408KB

    • memory/1992-139-0x00000000057B0000-0x0000000005816000-memory.dmp

      Filesize

      408KB

    • memory/1992-137-0x00000000049C0000-0x00000000049F6000-memory.dmp

      Filesize

      216KB

    • memory/1992-136-0x0000000000000000-mapping.dmp

    • memory/2852-144-0x0000000000000000-mapping.dmp