Overview

overview

10

Static

static

3

1c51009180...18.exe

windows7-x64

10

1c51009180...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1c51009180edac79522cb68fa98a222a_JaffaCakes118

  • Size

    1.1MB

  • Sample

    240701-yrnq1awgpd

  • MD5

    1c51009180edac79522cb68fa98a222a

  • SHA1

    e604d84acb3d210068ac03eca0835bb59742d25b

  • SHA256

    87eb5fe4706ba8d9533cf7166839c498019b04ec82f3f8ffabf49777560101b1

  • SHA512

    b8849ad16b55173e8eb86c96530bff122eab3e6bc660ed5fdc503ca4ef924e7beb190105102f5b7402911b970520378b4ca3c5983a3e9b3ac642d841483c44d9

  • SSDEEP

    24576:oihAZWFQD3jTondKF90BdMvZSnwwjtiLDMJx:oaQD3j0AKqvZSwq0I

Score
10/10
darkcomettestpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Test

C2

tast.no-ip.biz:82

Mutex

DCMIN_MUTEX-G2M7KRL

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    pvNzhST4bytK

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target

      1c51009180edac79522cb68fa98a222a_JaffaCakes118

    • Size

      1.1MB

    • MD5

      1c51009180edac79522cb68fa98a222a

    • SHA1

      e604d84acb3d210068ac03eca0835bb59742d25b

    • SHA256

      87eb5fe4706ba8d9533cf7166839c498019b04ec82f3f8ffabf49777560101b1

    • SHA512

      b8849ad16b55173e8eb86c96530bff122eab3e6bc660ed5fdc503ca4ef924e7beb190105102f5b7402911b970520378b4ca3c5983a3e9b3ac642d841483c44d9

    • SSDEEP

      24576:oihAZWFQD3jTondKF90BdMvZSnwwjtiLDMJx:oaQD3j0AKqvZSwq0I

    Score
    10/10
    darkcomettestrattrojanpersistence

    • Darkcomet

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

      trojanratdarkcomet

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1
T1064

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

2
T1112

Scripting

1
T1064

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks