Overview

overview

10

Static

static

3

JaffaCakes...5f.exe

windows7-x64

10

JaffaCakes...5f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_ab1935bc92bd21dc3785047cf028ec5f

  • Size

    870KB

  • Sample

    250206-phr8dsvjht

  • MD5

    ab1935bc92bd21dc3785047cf028ec5f

  • SHA1

    216604dbbeff4ce30e8ee51ef50156024cc91ae6

  • SHA256

    b22ff14ede69c70b647ff15860bfe0c3caac3fb5c6e9c57574d0675159af568c

  • SHA512

    47bb99e82733aac9066794d71c02a3b920ca433a53e5c7488abc29121ca1b658a924a5fc6256ddfd410a3d4e634ac2323989fbb84f4c8cea6e652871562eaae9

  • SSDEEP

    12288:rj7BhxQlLuUxnfSZrRGypSbai8Kx03Old+m5sO0NFMh/U+xNbul0NBs9oYojKxDs:rraM/PywFgMz2NK28Yu+

Score
10/10
darkcometguest16discoverypersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Extracted

Family

darkcomet

Botnet

Guest16

C2

createaz.no-ip.info:1995

Mutex

DC_MUTEX-JRLV581

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    C=XVpvd=zF*i

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

rc4.plain

Targets

    • Target

      JaffaCakes118_ab1935bc92bd21dc3785047cf028ec5f

    • Size

      870KB

    • MD5

      ab1935bc92bd21dc3785047cf028ec5f

    • SHA1

      216604dbbeff4ce30e8ee51ef50156024cc91ae6

    • SHA256

      b22ff14ede69c70b647ff15860bfe0c3caac3fb5c6e9c57574d0675159af568c

    • SHA512

      47bb99e82733aac9066794d71c02a3b920ca433a53e5c7488abc29121ca1b658a924a5fc6256ddfd410a3d4e634ac2323989fbb84f4c8cea6e652871562eaae9

    • SSDEEP

      12288:rj7BhxQlLuUxnfSZrRGypSbai8Kx03Old+m5sO0NFMh/U+xNbul0NBs9oYojKxDs:rraM/PywFgMz2NK28Yu+

    Score
    10/10
    darkcometguest16discoverypersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Suspicious use of SetThreadContext

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks