Overview

overview

10

Static

static

3

JaffaCakes...59.exe

windows7-x64

10

JaffaCakes...59.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_051355e2066e973edc542013f82ff959

  • Size

    1.6MB

  • Sample

    250121-rf77yaxqem

  • MD5

    051355e2066e973edc542013f82ff959

  • SHA1

    940dc0334d8bd506c2fd5487b79b7d9845202959

  • SHA256

    3b1085aee609af38d571d9251c74e9b8e5e06905f0dec573cfa3505ab7fb3808

  • SHA512

    4b558d6f23e0a0edb1802690754cc89964e5f7ab0fdfadb13d215c8e6630f0deab5deb975d3b51e574baaedf7a95a065398e555ebd708a5863af5d95d477d48c

  • SSDEEP

    24576:4pym5oIJBfxYDFBgCcGNwJSqQaujy1/ig:4D

Score
10/10
darkcometdiscoverypersistencerattrojan

Malware Config

Targets

    • Target

      JaffaCakes118_051355e2066e973edc542013f82ff959

    • Size

      1.6MB

    • MD5

      051355e2066e973edc542013f82ff959

    • SHA1

      940dc0334d8bd506c2fd5487b79b7d9845202959

    • SHA256

      3b1085aee609af38d571d9251c74e9b8e5e06905f0dec573cfa3505ab7fb3808

    • SHA512

      4b558d6f23e0a0edb1802690754cc89964e5f7ab0fdfadb13d215c8e6630f0deab5deb975d3b51e574baaedf7a95a065398e555ebd708a5863af5d95d477d48c

    • SSDEEP

      24576:4pym5oIJBfxYDFBgCcGNwJSqQaujy1/ig:4D

    Score
    10/10
    darkcometdiscoverypersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • 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

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks