Overview

overview

10

Static

static

93a08e0a2a...ab.exe

windows7-x64

10

93a08e0a2a...ab.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    93a08e0a2a62a6e2422a0f05d578727254f42bed9a5eed8bf9b2e558dda81eab

  • Size

    1.1MB

  • Sample

    221123-s7ha9sdc33

  • MD5

    d1fceb90478d54b87b35727a97cd0cc2

  • SHA1

    09f8ddc6065f6850fa493a7b524075dffa34dd28

  • SHA256

    93a08e0a2a62a6e2422a0f05d578727254f42bed9a5eed8bf9b2e558dda81eab

  • SHA512

    d6a6b524ee4c085370bfb668ae1786f8ddc0e81f69a9af4288f48b955904e961b8fbb0a421ccb4c8aa7f6329574fa8919fe984c43acb432caf04b86a01a3a209

  • SSDEEP

    24576:MzJbMXSnCk10qYQW4Hcocwrv3QuYVp1zCyY:UbMXSnCk1oQjHcocwbQXC

Score
10/10
darkcometguest16_minpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

dcratted.duckdns.org:3080

Mutex

DCMIN_MUTEX-G22C7RQ

Attributes
  • gencode

    FFUwUJHhLVPu

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Targets

    • Target

      93a08e0a2a62a6e2422a0f05d578727254f42bed9a5eed8bf9b2e558dda81eab

    • Size

      1.1MB

    • MD5

      d1fceb90478d54b87b35727a97cd0cc2

    • SHA1

      09f8ddc6065f6850fa493a7b524075dffa34dd28

    • SHA256

      93a08e0a2a62a6e2422a0f05d578727254f42bed9a5eed8bf9b2e558dda81eab

    • SHA512

      d6a6b524ee4c085370bfb668ae1786f8ddc0e81f69a9af4288f48b955904e961b8fbb0a421ccb4c8aa7f6329574fa8919fe984c43acb432caf04b86a01a3a209

    • SSDEEP

      24576:MzJbMXSnCk10qYQW4Hcocwrv3QuYVp1zCyY:UbMXSnCk1oQjHcocwbQXC

    Score
    10/10
    darkcometguest16_minpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks