Overview

overview

10

Static

static

10

d07bcdb36f...18.exe

windows7-x64

10

d07bcdb36f...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d07bcdb36f35bf24e342d79b283d4736_JaffaCakes118

  • Size

    757KB

  • Sample

    241207-d76xasznhp

  • MD5

    d07bcdb36f35bf24e342d79b283d4736

  • SHA1

    86846508139a6cc8c576cd10f86bda2096e6048e

  • SHA256

    e7813efc004e1fe87183364305a71cf4e71a4982d9c9db256e832d9ae33f5cdb

  • SHA512

    5f3e1449187497264f7ba726887141af7a66aa63676f17229212e79c0b15959016f1917ab9c0dca80df0d61e9dee3bfe63372e8911edb4bcb31d9b6d2a34f6ee

  • SSDEEP

    12288:x9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKUG:HAQ6Zx9cxTmOrucTIEFSpOG8

Score
10/10
darkcometdiscoveryevasionpersistencerattrojan

Malware Config

Targets

    • Target

      d07bcdb36f35bf24e342d79b283d4736_JaffaCakes118

    • Size

      757KB

    • MD5

      d07bcdb36f35bf24e342d79b283d4736

    • SHA1

      86846508139a6cc8c576cd10f86bda2096e6048e

    • SHA256

      e7813efc004e1fe87183364305a71cf4e71a4982d9c9db256e832d9ae33f5cdb

    • SHA512

      5f3e1449187497264f7ba726887141af7a66aa63676f17229212e79c0b15959016f1917ab9c0dca80df0d61e9dee3bfe63372e8911edb4bcb31d9b6d2a34f6ee

    • SSDEEP

      12288:x9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKUG:HAQ6Zx9cxTmOrucTIEFSpOG8

    Score
    10/10
    darkcometdiscoveryevasionpersistencerattrojan

    • 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

    • 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.

    • Deletes itself

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    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

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

5
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks