General

  • Target

    BootstrapperV1.24.exe

  • Size

    658KB

  • Sample

    241006-qdr79szdja

  • MD5

    3ee0372d64df6ea69e4b0fb4fce81897

  • SHA1

    b9a7f1fea7171003b0aa657f4dd850583fd07cf0

  • SHA256

    ace79191841e2cef9a1b173291a601aca640efa1c973509b05947361ac963ba9

  • SHA512

    992d8fcca00089d45f1a196193911e68454c45ce9cae1e899cb0f7f00f32a325d2879f28d57585180e52107eeeea5490d20c800e6c7621f0b712851dac79c6a4

  • SSDEEP

    12288:y9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hg:eZ1xuVVjfFoynPaVBUR8f+kN10EBy

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

onsj8tw.localto.net:1604

onsj8tw.localto.net:4441

Mutex

DC_MUTEX-X7H0HND

Attributes
  • gencode

    3oxLrHdzjqV0

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Targets

    • Target

      BootstrapperV1.24.exe

    • Size

      658KB

    • MD5

      3ee0372d64df6ea69e4b0fb4fce81897

    • SHA1

      b9a7f1fea7171003b0aa657f4dd850583fd07cf0

    • SHA256

      ace79191841e2cef9a1b173291a601aca640efa1c973509b05947361ac963ba9

    • SHA512

      992d8fcca00089d45f1a196193911e68454c45ce9cae1e899cb0f7f00f32a325d2879f28d57585180e52107eeeea5490d20c800e6c7621f0b712851dac79c6a4

    • SSDEEP

      12288:y9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hg:eZ1xuVVjfFoynPaVBUR8f+kN10EBy

    • Darkcomet

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

    • Modifies firewall policy service

    • Modifies security service

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Windows security modification

MITRE ATT&CK Enterprise v15

Tasks