Overview

overview

10

Static

static

10

160c1f5dd0...18.exe

windows7-x64

10

160c1f5dd0...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    160c1f5dd0587c3b49fb893abacf6882_JaffaCakes118

  • Size

    257KB

  • Sample

    240627-pwybkathnr

  • MD5

    160c1f5dd0587c3b49fb893abacf6882

  • SHA1

    1ccb65f16de6a144beb4abc70b4dd6f6b924fb4f

  • SHA256

    a08d9bbcf25cda6dbd708cb5381df841f494f822e9ae26224212b70c0123f759

  • SHA512

    586cb880d6365925984f78e90510846976befc81f3bd73c5bf1d9894b197b35846216a0540616296e2987977d09bbcc107d571005430e89fcc1eb7983b674574

  • SSDEEP

    6144:RD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZDdZ:Rl8E4w5huat7UovONzbXw

Score
10/10
darkcometsummerfagfinal2persistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

SummerfagFINAL2

C2

192.162.102.160:2894

mgithens.servebeer.com:2894

fuckingwhiteknight.sytes.net:2894
Mutex

DC_MUTEX-6XLBW52

Attributes
  • InstallPath

    MSSVC\mssvc32.exe

  • gencode

    aW1mC3x94Zf8

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    Ntwrksvc32

Targets

    • Target

      160c1f5dd0587c3b49fb893abacf6882_JaffaCakes118

    • Size

      257KB

    • MD5

      160c1f5dd0587c3b49fb893abacf6882

    • SHA1

      1ccb65f16de6a144beb4abc70b4dd6f6b924fb4f

    • SHA256

      a08d9bbcf25cda6dbd708cb5381df841f494f822e9ae26224212b70c0123f759

    • SHA512

      586cb880d6365925984f78e90510846976befc81f3bd73c5bf1d9894b197b35846216a0540616296e2987977d09bbcc107d571005430e89fcc1eb7983b674574

    • SSDEEP

      6144:RD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZDdZ:Rl8E4w5huat7UovONzbXw

    Score
    10/10
    darkcometsummerfagfinal2persistencerattrojanupx

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • 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

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