Overview

overview

10

Static

static

3

0cefddee52...18.exe

windows7-x64

10

0cefddee52...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0cefddee520a452c16049eedbacfbb50_JaffaCakes118

  • Size

    696KB

  • Sample

    240625-gsj1rsxbrj

  • MD5

    0cefddee520a452c16049eedbacfbb50

  • SHA1

    284bd10d6388e4d2335a4c52b50eaee5aee71766

  • SHA256

    5a6c373db5a474087805d24d6e1103dc33d3fdbaa2d0ab9d99bf1456303b7214

  • SHA512

    acb63415799c4a0cc0e1d445310909d3afb68f4dd3a3aeb19bae28df256ef9a4a7ff269b18fed1273590d93987f824fa88525268f991f5fe4fd7d863a06dda77

  • SSDEEP

    12288:zzfB7FOSQSTvIErK16xYZ0ogYILdh6BUyulWVXs+zAjmkzzia4ju0J7HSs0as:zrOSj0ErLx5dgBUZWbA6a4jT7HSs6

Score
10/10
darkcometlatentbothfpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

HF

C2

192.168.0.2:100

surfingforus.zapto.org:100
Mutex

DC_MUTEX-B4DJA70

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    ShXk49WH4tyF

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Extracted

Family

latentbot

C2

surfingforus.zapto.org

Targets

    • Target

      0cefddee520a452c16049eedbacfbb50_JaffaCakes118

    • Size

      696KB

    • MD5

      0cefddee520a452c16049eedbacfbb50

    • SHA1

      284bd10d6388e4d2335a4c52b50eaee5aee71766

    • SHA256

      5a6c373db5a474087805d24d6e1103dc33d3fdbaa2d0ab9d99bf1456303b7214

    • SHA512

      acb63415799c4a0cc0e1d445310909d3afb68f4dd3a3aeb19bae28df256ef9a4a7ff269b18fed1273590d93987f824fa88525268f991f5fe4fd7d863a06dda77

    • SSDEEP

      12288:zzfB7FOSQSTvIErK16xYZ0ogYILdh6BUyulWVXs+zAjmkzzia4ju0J7HSs0as:zrOSj0ErLx5dgBUZWbA6a4jT7HSs6

    Score
    10/10
    darkcometlatentbothfpersistencerattrojan

    • 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

    • 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

    • Suspicious use of SetThreadContext

    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