Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-06-2024 04:17

General

  • Target

    14a6e1c84e45575e26b0e257027360a6_JaffaCakes118.exe

  • Size

    394KB

  • MD5

    14a6e1c84e45575e26b0e257027360a6

  • SHA1

    dfb51b2676aa1f5df7e7c3fb08bde9f207af4eef

  • SHA256

    ce751eb4d83745b8840ad0d5043aff47006370c7330dcc77d82cb2b415b4b168

  • SHA512

    9aefba222e068600bc306b675d2f65358dc219a633838e3f58d11e02b635429aaa355646eec3f2dc291fb9d5f257d46de33d6ac14867a517c0de69e66e33712e

  • SSDEEP

    12288:iChxW5tZCI1RxgkdudlRfspS+YpiHshN:PULxgkduKpCOshN

Malware Config

Extracted

Family

darkcomet

Botnet

killerr

C2

109.224.12.114:1604

Mutex

DCMIN_MUTEX-YF39D0X

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    2DHEW0z9rRbl

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14a6e1c84e45575e26b0e257027360a6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\14a6e1c84e45575e26b0e257027360a6_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3836
    • C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
      "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe

    Filesize

    394KB

    MD5

    14a6e1c84e45575e26b0e257027360a6

    SHA1

    dfb51b2676aa1f5df7e7c3fb08bde9f207af4eef

    SHA256

    ce751eb4d83745b8840ad0d5043aff47006370c7330dcc77d82cb2b415b4b168

    SHA512

    9aefba222e068600bc306b675d2f65358dc219a633838e3f58d11e02b635429aaa355646eec3f2dc291fb9d5f257d46de33d6ac14867a517c0de69e66e33712e

  • memory/1512-14-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/1512-15-0x00000000020D0000-0x00000000020D1000-memory.dmp

    Filesize

    4KB

  • memory/1512-16-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/1512-18-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/1512-20-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/1512-28-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/3836-0-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/3836-1-0x00000000023D0000-0x00000000023D1000-memory.dmp

    Filesize

    4KB

  • memory/3836-13-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB