Overview

overview

10

Static

static

3

1df9fece0d...18.exe

windows7-x64

10

1df9fece0d...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1df9fece0dd4500c39dbe9544959a9b7_JaffaCakes118

  • Size

    393KB

  • Sample

    240702-exfg2ayhlk

  • MD5

    1df9fece0dd4500c39dbe9544959a9b7

  • SHA1

    5e3a78348a7c8227324e7c586c9f1705d9f1e042

  • SHA256

    803c89efe08eb9dd7dc35bd886818e61ffa82762d75f63c9d2691dd66e703524

  • SHA512

    0bce0589f10d9c76db128dd74d284fe9708f43099dd7a2827f108a82ac5116f906e4f5fb4c0892f9f00f9aa856dd6b478e9ffc7849e7a25b696aafcf9ca8a9a6

  • SSDEEP

    6144:NcfcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37jNkb/XM3jxNxW0Y0zlVYFAbQ:NcfcW7KEZlPzCy37jNW/XgxNXli3

Score
10/10
darkcometlatentbotguest16evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

romanticboy.zapto.org:1604

Mutex

DC_MUTEX-DJQBFWY

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    lG6FsTBjX2NM

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Extracted

Family

latentbot

C2

romanticboy.zapto.org

Targets

    • Target

      1df9fece0dd4500c39dbe9544959a9b7_JaffaCakes118

    • Size

      393KB

    • MD5

      1df9fece0dd4500c39dbe9544959a9b7

    • SHA1

      5e3a78348a7c8227324e7c586c9f1705d9f1e042

    • SHA256

      803c89efe08eb9dd7dc35bd886818e61ffa82762d75f63c9d2691dd66e703524

    • SHA512

      0bce0589f10d9c76db128dd74d284fe9708f43099dd7a2827f108a82ac5116f906e4f5fb4c0892f9f00f9aa856dd6b478e9ffc7849e7a25b696aafcf9ca8a9a6

    • SSDEEP

      6144:NcfcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37jNkb/XM3jxNxW0Y0zlVYFAbQ:NcfcW7KEZlPzCy37jNW/XgxNXli3

    Score
    10/10
    darkcometlatentbotguest16evasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • LatentBot

      Modular trojan written in Delphi which has been in-the-wild since 2013.

      trojanlatentbot

    • Modifies WinLogon for persistence

      persistence

    • Windows security bypass

      evasiontrojan

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    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

4
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks