Overview

overview

10

Static

static

10

JaffaCakes...70.exe

windows7-x64

10

JaffaCakes...70.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_698876ea7d94fa47512c9607d0ad1970

  • Size

    663KB

  • Sample

    250103-cdltlavkew

  • MD5

    698876ea7d94fa47512c9607d0ad1970

  • SHA1

    d4902b56cd4cfca6a4a1c4560643b218baa3cad2

  • SHA256

    df433d4b0e36d389c6ba191e067173d33853b54d53789925d7c03289897edae8

  • SHA512

    b2a8df0fa229c71621bea9dbfc24cbf7beb26f7e6bd910937abfd20785d3fc75710dc1bdba1b2c9bd89dc669a73372a128c13ff1b3004ab222215e1c631613d3

  • SSDEEP

    12288:U9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hE:YZ1xuVVjfFoynPaVBUR8f+kN10EBq

Score
10/10
darkcometbalajdiscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

balaj

C2

78.111.177.22:1604

Mutex

DC_MUTEX-SA54L37

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    xchuHx4zMJzP

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    Micrasowt

Targets

    • Target

      JaffaCakes118_698876ea7d94fa47512c9607d0ad1970

    • Size

      663KB

    • MD5

      698876ea7d94fa47512c9607d0ad1970

    • SHA1

      d4902b56cd4cfca6a4a1c4560643b218baa3cad2

    • SHA256

      df433d4b0e36d389c6ba191e067173d33853b54d53789925d7c03289897edae8

    • SHA512

      b2a8df0fa229c71621bea9dbfc24cbf7beb26f7e6bd910937abfd20785d3fc75710dc1bdba1b2c9bd89dc669a73372a128c13ff1b3004ab222215e1c631613d3

    • SSDEEP

      12288:U9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hE:YZ1xuVVjfFoynPaVBUR8f+kN10EBq

    Score
    10/10
    darkcometbalajdiscoveryevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • 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.

    • Deletes itself

    • 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 Enterprise v15

Reconnaissance

Resource Development

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

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

7
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks