General

  • Target

    df74421cd2e9f2c5c440a6ef6361829287093b79515fc70717dd126a3de5da4aN.exe

  • Size

    658KB

  • Sample

    250109-fwepsaslbl

  • MD5

    78ad87617025235760a058f10c63a900

  • SHA1

    0d16e1ac88565aa1ad05a7b9d9b02ff0cb4aff88

  • SHA256

    df74421cd2e9f2c5c440a6ef6361829287093b79515fc70717dd126a3de5da4a

  • SHA512

    a4f3a5c633fe10da9eb699eb25e70fafeb40a0e868c1187933d29e88ad18fb4d0f3e5c6a527d42ac96b2d107fb005ae99e7e8ca8915376d8519c2311334032d0

  • SSDEEP

    12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hC:+Z1xuVVjfFoynPaVBUR8f+kN10EB0

Malware Config

Extracted

Family

darkcomet

Botnet

Asylum

C2

asylumisbaws.zapto.org:1604

Mutex

DCMIN_MUTEX-LZBRHSY

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    1upUuGNeNha7

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Extracted

Family

latentbot

C2

asylumisbaws.zapto.org

Targets

    • Target

      df74421cd2e9f2c5c440a6ef6361829287093b79515fc70717dd126a3de5da4aN.exe

    • Size

      658KB

    • MD5

      78ad87617025235760a058f10c63a900

    • SHA1

      0d16e1ac88565aa1ad05a7b9d9b02ff0cb4aff88

    • SHA256

      df74421cd2e9f2c5c440a6ef6361829287093b79515fc70717dd126a3de5da4a

    • SHA512

      a4f3a5c633fe10da9eb699eb25e70fafeb40a0e868c1187933d29e88ad18fb4d0f3e5c6a527d42ac96b2d107fb005ae99e7e8ca8915376d8519c2311334032d0

    • SSDEEP

      12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hC:+Z1xuVVjfFoynPaVBUR8f+kN10EB0

    • Darkcomet

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

    • Darkcomet family

    • LatentBot

      Modular trojan written in Delphi which has been in-the-wild since 2013.

    • Latentbot family

    • Modifies WinLogon for persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks