General

  • Target

    f18d3d4370486263ed950257bd099f20960bf230e588abb6ae7831cc2cb9f84d.exe

  • Size

    574KB

  • Sample

    250216-y9axvsykdw

  • MD5

    89ce784675b4bea25d980db92a2e74ec

  • SHA1

    4efb4d88c49271243232cd33a2cb791382faef71

  • SHA256

    f18d3d4370486263ed950257bd099f20960bf230e588abb6ae7831cc2cb9f84d

  • SHA512

    b8ad87234df596293c9fd782ff1285caedc06d741fc521e04fa9f5c6e76e18de0b3c7cd89081f0ec7dbc8bc2df24f02093615485c2ed7867dd2455dde83b638c

  • SSDEEP

    12288:zCyEHAWAdljmJqkC3xMX85FSR2f9A08NIX+Vjwd4G/3z1ET4m3Hdsube:zFhWAfn22m0eD1GPz8Hdxa

Malware Config

Extracted

Family

darkcomet

Botnet

Whale

C2

ygo.no-ip.info:1604

Mutex

DC_MUTEX-KF2Q2MJ

Attributes
  • gencode

    YxpcQq6jqoiB

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Targets

    • Target

      f18d3d4370486263ed950257bd099f20960bf230e588abb6ae7831cc2cb9f84d.exe

    • Size

      574KB

    • MD5

      89ce784675b4bea25d980db92a2e74ec

    • SHA1

      4efb4d88c49271243232cd33a2cb791382faef71

    • SHA256

      f18d3d4370486263ed950257bd099f20960bf230e588abb6ae7831cc2cb9f84d

    • SHA512

      b8ad87234df596293c9fd782ff1285caedc06d741fc521e04fa9f5c6e76e18de0b3c7cd89081f0ec7dbc8bc2df24f02093615485c2ed7867dd2455dde83b638c

    • SSDEEP

      12288:zCyEHAWAdljmJqkC3xMX85FSR2f9A08NIX+Vjwd4G/3z1ET4m3Hdsube:zFhWAfn22m0eD1GPz8Hdxa

    • Darkcomet

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

    • Darkcomet family

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks