General

  • Target

    JaffaCakes118_089800bc4ff07a46f8bfffb8fb062110

  • Size

    376KB

  • Sample

    250220-av2v2asmey

  • MD5

    089800bc4ff07a46f8bfffb8fb062110

  • SHA1

    6c59c4f9080acbaafa58f06b107fb7c11c192588

  • SHA256

    bd79fad8697603a55eff90e973d1b5377b75331fafd5c3fef21bb51655503e00

  • SHA512

    c2c5b8b179f84e14817e42092ff608f991edb6189ada928bd8601710e0de75762d54f5e37d2789de44a65d9c4d0d707c041ebfcefdfe63541bd74324e337cd1e

  • SSDEEP

    6144:1ew/eQw7pw011P6zThp3uQ5EPHkW0SsEqr01a9O4zBq8:rnwVw0zP63rrMf0VEquaZb

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

chrisssssssssssss.zapto.org:1604

Mutex

DC_MUTEX-AXND29S

Attributes
  • InstallPath

    Windupdt\winupdate.exe

  • gencode

    8ajbXrHK5%od

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    winupdater

rc4.plain

Extracted

Family

latentbot

C2

chrisssssssssssss.zapto.org

Targets

    • Target

      JaffaCakes118_089800bc4ff07a46f8bfffb8fb062110

    • Size

      376KB

    • MD5

      089800bc4ff07a46f8bfffb8fb062110

    • SHA1

      6c59c4f9080acbaafa58f06b107fb7c11c192588

    • SHA256

      bd79fad8697603a55eff90e973d1b5377b75331fafd5c3fef21bb51655503e00

    • SHA512

      c2c5b8b179f84e14817e42092ff608f991edb6189ada928bd8601710e0de75762d54f5e37d2789de44a65d9c4d0d707c041ebfcefdfe63541bd74324e337cd1e

    • SSDEEP

      6144:1ew/eQw7pw011P6zThp3uQ5EPHkW0SsEqr01a9O4zBq8:rnwVw0zP63rrMf0VEquaZb

    • 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

    • Deletes itself

    • 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