Overview

overview

10

Static

static

10

1acacfc585...18.exe

windows7-x64

10

1acacfc585...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1acacfc585c88c25903aeb6788b43883_JaffaCakes118

  • Size

    922KB

  • Sample

    240701-lk5dystgld

  • MD5

    1acacfc585c88c25903aeb6788b43883

  • SHA1

    c41d4fd87a3301ae27a9fe1ea6d08c5a87549303

  • SHA256

    ac90b4be72b649b657c708655a1755fc8ff0541e8ce27582f006880acdd9b293

  • SHA512

    2a6cf7e90a8c6568a8ddcca56c5976cc90ba7df66c160a5ea6986d9baedf29c217d89d8189b43ffbae8fb470c96b69b7369e5836c2032d1266591e2a982bf91e

  • SSDEEP

    24576:WnAw2WWeFcfbP9VPSPMTSPL/rWvzq4JJfpv:MELbVMTrOq4

Score
10/10
darkcometultimateggevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

UltimateGG

C2

lolnoobgg.zapto.org:100

Mutex

DC_MUTEX-8C30H0J

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    6lS6AboD73Tc

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      1acacfc585c88c25903aeb6788b43883_JaffaCakes118

    • Size

      922KB

    • MD5

      1acacfc585c88c25903aeb6788b43883

    • SHA1

      c41d4fd87a3301ae27a9fe1ea6d08c5a87549303

    • SHA256

      ac90b4be72b649b657c708655a1755fc8ff0541e8ce27582f006880acdd9b293

    • SHA512

      2a6cf7e90a8c6568a8ddcca56c5976cc90ba7df66c160a5ea6986d9baedf29c217d89d8189b43ffbae8fb470c96b69b7369e5836c2032d1266591e2a982bf91e

    • SSDEEP

      24576:WnAw2WWeFcfbP9VPSPMTSPL/rWvzq4JJfpv:MELbVMTrOq4

    Score
    10/10
    darkcometultimateggevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • 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.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks