Resubmissions

22-04-2024 15:07

240422-shlx6acg7z 10

22-04-2024 14:31

240422-rvpzxacc82 6

General

  • Target

    https://drive.google.com/uc?export=download&id=1VNEPohQmBzbfnD0ZXlPgm0VOJkz2MCLS

  • Sample

    240422-shlx6acg7z

Malware Config

Extracted

Family

njrat

Version

0.7NC

Botnet

NYAN CAT

C2

njnjnjs.duckdns.org:35888

Mutex

6515f0beea

Attributes
  • reg_key

    6515f0beea

  • splitter

    @!#&^%$

Targets

    • Target

      https://drive.google.com/uc?export=download&id=1VNEPohQmBzbfnD0ZXlPgm0VOJkz2MCLS

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Command and Control

Web Service

1
T1102

Tasks