Overview

overview

10

Static

static

3

fb9b44bc67...18.exe

windows7-x64

10

fb9b44bc67...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fb9b44bc678d3c0643ec3a71ebfd0fcb_JaffaCakes118

  • Size

    1.2MB

  • Sample

    240420-bqs8rsdf2t

  • MD5

    fb9b44bc678d3c0643ec3a71ebfd0fcb

  • SHA1

    b626c604a7197f359f42b084e0f809a92a11130a

  • SHA256

    6b5eba8e34bf5f62a1f2e93b5ffde5e2b9e866d2d1c9eb2db7f7acd07214daea

  • SHA512

    515647cfaac8a7fd08cf7424ad5d6f0f38ca51c1feb59fc67eac19735ede4d9d0b9e5ba75e2b9c5f4d0814bf2b2b15c2b7839310f1680e3711b43d7c32e119cc

  • SSDEEP

    24576:arrNfdFl6dojThZyQBkkSy6oCbVKjrNgcGKSbj+HMd0p0yowv:arR6IthA+YVYpnMdz

Score
10/10
darkcometevasionpersistencerattrojan

Malware Config

Targets

    • Target

      fb9b44bc678d3c0643ec3a71ebfd0fcb_JaffaCakes118

    • Size

      1.2MB

    • MD5

      fb9b44bc678d3c0643ec3a71ebfd0fcb

    • SHA1

      b626c604a7197f359f42b084e0f809a92a11130a

    • SHA256

      6b5eba8e34bf5f62a1f2e93b5ffde5e2b9e866d2d1c9eb2db7f7acd07214daea

    • SHA512

      515647cfaac8a7fd08cf7424ad5d6f0f38ca51c1feb59fc67eac19735ede4d9d0b9e5ba75e2b9c5f4d0814bf2b2b15c2b7839310f1680e3711b43d7c32e119cc

    • SSDEEP

      24576:arrNfdFl6dojThZyQBkkSy6oCbVKjrNgcGKSbj+HMd0p0yowv:arR6IthA+YVYpnMdz

    Score
    10/10
    darkcometevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence
    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

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Modify Registry

7
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks