Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    02-08-2024 03:17

General

  • Target

    82d70437c1f62160cd4285876fbb37ff_JaffaCakes118.exe

  • Size

    310KB

  • MD5

    82d70437c1f62160cd4285876fbb37ff

  • SHA1

    7359a23f907c57415041b294e67b68d00bc6a129

  • SHA256

    a3cad1520518d81cc9fa70b22a836f50f639dbb8596e21ed70136158e8d47701

  • SHA512

    98b46781f2adb890ab31b442c755e445fbaeac50dd7ad4e80fa9b344e5af500b8788d4db40d4e5af3fcf1b96f9dd67873bf68cf026fb3b131d4d083a458318b5

  • SSDEEP

    6144:nD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZkXittZn1UYM:nl8E4w5huat7UovONzbXwoXIFU9

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

brhoom1406.no-ip.org:1604

Mutex

DC_MUTEX-UN78W0H

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    UYbJQb0Dj7V3

  • install

    true

  • offline_keylogger

    true

  • password

    0566699323

  • persistence

    false

  • reg_key

    MicroUpdate

Signatures

  • Darkcomet

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

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82d70437c1f62160cd4285876fbb37ff_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\82d70437c1f62160cd4285876fbb37ff_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2108
    • C:\Users\Admin\Favorites\MSDCSC\msdcsc.exe
      "C:\Users\Admin\Favorites\MSDCSC\msdcsc.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\Favorites\MSDCSC\msdcsc.exe

    Filesize

    310KB

    MD5

    82d70437c1f62160cd4285876fbb37ff

    SHA1

    7359a23f907c57415041b294e67b68d00bc6a129

    SHA256

    a3cad1520518d81cc9fa70b22a836f50f639dbb8596e21ed70136158e8d47701

    SHA512

    98b46781f2adb890ab31b442c755e445fbaeac50dd7ad4e80fa9b344e5af500b8788d4db40d4e5af3fcf1b96f9dd67873bf68cf026fb3b131d4d083a458318b5

  • memory/2108-0-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2108-1-0x00000000004F0000-0x00000000004F1000-memory.dmp

    Filesize

    4KB

  • memory/2108-13-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-20-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-23-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-16-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-17-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-18-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-19-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-14-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-21-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-22-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-15-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2776-24-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-25-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-26-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-27-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-28-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-29-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB

  • memory/2776-30-0x0000000000400000-0x00000000004D5150-memory.dmp

    Filesize

    852KB