Analysis

  • max time kernel
    147s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2022 02:59

General

  • Target

    f078ebeb80cabc5bc6448d58a42f9314f4c8893a0436415d49e5520eb67ff2ed.exe

  • Size

    788KB

  • MD5

    2e75ad08a9b982515f53f852ad744a76

  • SHA1

    4f4a61300ef5df02edbbdbcbeb22b2995ebf5898

  • SHA256

    f078ebeb80cabc5bc6448d58a42f9314f4c8893a0436415d49e5520eb67ff2ed

  • SHA512

    479237b20cee15a9cea055404cdc8d2be1f2642a905e843411a5bdfa2b86011cdacd4e34aa1a1ac995a30f78a266246634644747357050298576c135fa91734b

  • SSDEEP

    24576:zFoXBnpw8bzRhObDkvEbSDKC2UmKaHZz/mt/E:pYBny0zD0DkvG8mKQKt/E

Malware Config

Extracted

Family

darkcomet

Botnet

Guest56

C2

demonza001.no-ip.org:82

192.168.1.20:82

Mutex

DC_MUTEX-G11EJLX

Attributes
  • gencode

    rt0CHvdzwbUk

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • 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 use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f078ebeb80cabc5bc6448d58a42f9314f4c8893a0436415d49e5520eb67ff2ed.exe
    "C:\Users\Admin\AppData\Local\Temp\f078ebeb80cabc5bc6448d58a42f9314f4c8893a0436415d49e5520eb67ff2ed.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\f078ebeb80cabc5bc6448d58a42f9314f4c8893a0436415d49e5520eb67ff2ed.exe
      C:\Users\Admin\AppData\Local\Temp\f078ebeb80cabc5bc6448d58a42f9314f4c8893a0436415d49e5520eb67ff2ed.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4328

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4328-132-0x0000000000000000-mapping.dmp
  • memory/4328-133-0x0000000000400000-0x00000000004CA000-memory.dmp
    Filesize

    808KB

  • memory/4328-134-0x0000000000400000-0x00000000004CA000-memory.dmp
    Filesize

    808KB

  • memory/4328-135-0x0000000000400000-0x00000000004CA000-memory.dmp
    Filesize

    808KB

  • memory/4328-136-0x0000000000400000-0x00000000004CA000-memory.dmp
    Filesize

    808KB

  • memory/4328-137-0x0000000000400000-0x00000000004CA000-memory.dmp
    Filesize

    808KB