Overview

overview

10

Static

static

3

707f1e6f8e...18.exe

windows7-x64

10

707f1e6f8e...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    707f1e6f8e6d1aa92f4c3bda970cfe38_JaffaCakes118

  • Size

    331KB

  • Sample

    240725-vpy76staqj

  • MD5

    707f1e6f8e6d1aa92f4c3bda970cfe38

  • SHA1

    07315b261356b6ddfc8eb93abd35038afe8577e4

  • SHA256

    6d4173e33b7500723a39d4a3574afdcd9aeb011bad8762c6c4211f91f263b8cf

  • SHA512

    bffeed19b3bc9311a9a6ba09c84fafec4a3c8021c782de83acc09373dc45a826ffdc6fd1cf7bb4da0b09f9307f59c6e8bd74ddcf4fd82fe05b7e61093a54aea9

  • SSDEEP

    6144:18z/mxyyh41ilviJwI+DZuGYrFd7HIuAFFfvawhn9I/XPX:12MIw/QGQxHIuALfvawh9Iv/

Score
10/10
darkcometdiscoveryevasionpersistencerattrojan

Malware Config

Targets

    • Target

      707f1e6f8e6d1aa92f4c3bda970cfe38_JaffaCakes118

    • Size

      331KB

    • MD5

      707f1e6f8e6d1aa92f4c3bda970cfe38

    • SHA1

      07315b261356b6ddfc8eb93abd35038afe8577e4

    • SHA256

      6d4173e33b7500723a39d4a3574afdcd9aeb011bad8762c6c4211f91f263b8cf

    • SHA512

      bffeed19b3bc9311a9a6ba09c84fafec4a3c8021c782de83acc09373dc45a826ffdc6fd1cf7bb4da0b09f9307f59c6e8bd74ddcf4fd82fe05b7e61093a54aea9

    • SSDEEP

      6144:18z/mxyyh41ilviJwI+DZuGYrFd7HIuAFFfvawhn9I/XPX:12MIw/QGQxHIuALfvawh9Iv/

    Score
    10/10
    darkcometdiscoveryevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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
    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

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

4
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks