Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    26-07-2024 08:37

General

  • Target

    7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    7352c83d0a6db4f316d7c504db817fec

  • SHA1

    7cc6d7e00193d1fb787dd244b6d4c4c9110bdf94

  • SHA256

    a4c23b8125efc78be13a590d0afa2df027a45f1a4de9872dd0da2a8dc1aac97f

  • SHA512

    eeccd948abeae73d707eede02823df78f9f2d8457299e89551947640221aa83599d84e6952b1b6a2c927ab27fc3d8919748d4b696b2a53881347dc78c34ea228

  • SSDEEP

    24576:19Jsza/yL2IBvGVZjs/G2t9CERzKZ2WIsuldm7dGKUK/cRgOnmq9g6iJGtCI:6z0VMG2jzHaOmJfcOU7m6iJi

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

biggman.no-ip.biz:1604

Mutex

DC_MUTEX-GK25RG0

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    NKpuLtaCN4JK

  • install

    true

  • offline_keylogger

    true

  • password

    0602239012

  • 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
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Windows directory 3 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 behavior: EnumeratesProcesses 2 IoCs
  • 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\7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:236
    • C:\Windows\MSDCSC\msdcsc.exe
      "C:\Windows\MSDCSC\msdcsc.exe"
      2⤵
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Windows\MSDCSC\msdcsc.exe

    Filesize

    1.2MB

    MD5

    7352c83d0a6db4f316d7c504db817fec

    SHA1

    7cc6d7e00193d1fb787dd244b6d4c4c9110bdf94

    SHA256

    a4c23b8125efc78be13a590d0afa2df027a45f1a4de9872dd0da2a8dc1aac97f

    SHA512

    eeccd948abeae73d707eede02823df78f9f2d8457299e89551947640221aa83599d84e6952b1b6a2c927ab27fc3d8919748d4b696b2a53881347dc78c34ea228

  • memory/236-0-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/236-31-0x0000000000280000-0x00000000002E0000-memory.dmp

    Filesize

    384KB

  • memory/236-30-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-29-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-28-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-27-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-26-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-25-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-24-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-23-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-22-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-21-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-20-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-19-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-18-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-17-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-16-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-15-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-14-0x0000000003320000-0x0000000003321000-memory.dmp

    Filesize

    4KB

  • memory/236-13-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/236-12-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/236-11-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/236-10-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/236-9-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/236-8-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/236-7-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/236-6-0x0000000000740000-0x0000000000741000-memory.dmp

    Filesize

    4KB

  • memory/236-5-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/236-4-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/236-3-0x00000000006F0000-0x00000000006F1000-memory.dmp

    Filesize

    4KB

  • memory/236-2-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/236-1-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/236-32-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/236-45-0x0000000006ED0000-0x0000000007178000-memory.dmp

    Filesize

    2.7MB

  • memory/236-44-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/236-43-0x0000000006ED0000-0x0000000007178000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-47-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-48-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-49-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-50-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-51-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-52-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-53-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-54-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-55-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-56-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-57-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-58-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-59-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-60-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-61-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB

  • memory/2624-62-0x0000000000400000-0x00000000006A8000-memory.dmp

    Filesize

    2.7MB