Overview

overview

10

Static

static

3

4fd155e00d...18.exe

windows7-x64

10

4fd155e00d...18.exe

windows10-2004-x64

10

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General

  • Target

    4fd155e00d4bc07b165c02bdcc4c3522_JaffaCakes118

  • Size

    728KB

  • Sample

    241017-ak7crsvdjn

  • MD5

    4fd155e00d4bc07b165c02bdcc4c3522

  • SHA1

    519f3a5cf6e61a1a3dc372b2c8a865719440c463

  • SHA256

    6f94b4cbd37916ca679dbbac53afffc691c6dd5330245b593cdb8302b2a1c31b

  • SHA512

    eb09cb1a4c6b5ec5fe12c5d92a12c3f86a46434579d3d4750681a6cf8f626e196de71f8a4356392cd75ad3ce1009faaa694b9883c759d3ec2c1effec812f2279

  • SSDEEP

    12288:5GhEc9biObcDEMUkuBjnauDJe0KIPbx2toHHzS0MS0misSORycGRV:5FcMObcDEYUreKPbxJe0MS0misS+ycGf

Score
10/10
darkcometdiscoverypersistencerattrojan

Malware Config

Targets

    • Target

      4fd155e00d4bc07b165c02bdcc4c3522_JaffaCakes118

    • Size

      728KB

    • MD5

      4fd155e00d4bc07b165c02bdcc4c3522

    • SHA1

      519f3a5cf6e61a1a3dc372b2c8a865719440c463

    • SHA256

      6f94b4cbd37916ca679dbbac53afffc691c6dd5330245b593cdb8302b2a1c31b

    • SHA512

      eb09cb1a4c6b5ec5fe12c5d92a12c3f86a46434579d3d4750681a6cf8f626e196de71f8a4356392cd75ad3ce1009faaa694b9883c759d3ec2c1effec812f2279

    • SSDEEP

      12288:5GhEc9biObcDEMUkuBjnauDJe0KIPbx2toHHzS0MS0misSORycGRV:5FcMObcDEYUreKPbxJe0MS0misS+ycGf

    Score
    10/10
    darkcometdiscoverypersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks