Overview

overview

10

Static

static

3

b7f83d7779...18.exe

windows7-x64

10

b7f83d7779...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b7f83d777901bf5ef4ef43390451cc96_JaffaCakes118

  • Size

    1.1MB

  • Sample

    240617-lrxbxsyhjr

  • MD5

    b7f83d777901bf5ef4ef43390451cc96

  • SHA1

    0281c8ac014d19145b21730c8972d73fef62b7b1

  • SHA256

    6791affc48329b51d0ea44f932f4e7c4de0ddcf3e4be972f6f69faa0419c57dc

  • SHA512

    4ad7e180c4d32ffc20e2d98be41c9aefcffa5cd13b573f1cd2f93bb353f86045c2e177a322a14d3299055214800304bcaded589843155fb2cabf3be18b240b0f

  • SSDEEP

    24576:vgzEDft/30nu3lnnk+hK/v2DzXMMuDbUwr/JzEVDSdMcwNks:vgADft8nu3lnk+hK+vMdzcbcZs

Score
10/10
darkcometdonmpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

DonM

C2

185.142.239.190:5655

Mutex

DC_MUTEX-4PET4M7

Attributes
  • gencode

    QRAqgJowQC7T

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    updates

Targets

    • Target

      b7f83d777901bf5ef4ef43390451cc96_JaffaCakes118

    • Size

      1.1MB

    • MD5

      b7f83d777901bf5ef4ef43390451cc96

    • SHA1

      0281c8ac014d19145b21730c8972d73fef62b7b1

    • SHA256

      6791affc48329b51d0ea44f932f4e7c4de0ddcf3e4be972f6f69faa0419c57dc

    • SHA512

      4ad7e180c4d32ffc20e2d98be41c9aefcffa5cd13b573f1cd2f93bb353f86045c2e177a322a14d3299055214800304bcaded589843155fb2cabf3be18b240b0f

    • SSDEEP

      24576:vgzEDft/30nu3lnnk+hK/v2DzXMMuDbUwr/JzEVDSdMcwNks:vgADft8nu3lnk+hK+vMdzcbcZs

    Score
    10/10
    darkcometdonmpersistencerattrojan

    • 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

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

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

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks