Overview

overview

10

Static

static

4e8db4e7dc...e1.exe

windows7_x64

10

4e8db4e7dc...e1.exe

windows10_x64

10

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General

  • Target

    4e8db4e7dc172ea11e14197997fc97097e900e735f48bac677145ddac68874e1

  • Size

    647KB

  • Sample

    210515-e84363d5tx

  • MD5

    0af7431fb4d012d8a2005ad832e9eba7

  • SHA1

    5e45bac59d748554dd91ae85d67541eee346671b

  • SHA256

    4e8db4e7dc172ea11e14197997fc97097e900e735f48bac677145ddac68874e1

  • SHA512

    bf3b0dcb8c70191b1eaa4d467787c1e594191528fff7c91e41ad67496700c0e4fe663d0cb4653011c708d062fc920d020408f617e29b5c793b160f03099ae433

Score
10/10
darkcometevasionpersistencerattrojanupx

Malware Config

Targets

    • Target

      4e8db4e7dc172ea11e14197997fc97097e900e735f48bac677145ddac68874e1

    • Size

      647KB

    • MD5

      0af7431fb4d012d8a2005ad832e9eba7

    • SHA1

      5e45bac59d748554dd91ae85d67541eee346671b

    • SHA256

      4e8db4e7dc172ea11e14197997fc97097e900e735f48bac677145ddac68874e1

    • SHA512

      bf3b0dcb8c70191b1eaa4d467787c1e594191528fff7c91e41ad67496700c0e4fe663d0cb4653011c708d062fc920d020408f617e29b5c793b160f03099ae433

    Score
    10/10
    darkcometevasionpersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks