Overview

overview

10

Static

static

5

a1380df2fa...b0.exe

windows7-x64

10

a1380df2fa...b0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a1380df2fa99069d8e942951247b86bc08812543f0104d219184da3b4a7fafb0

  • Size

    8.7MB

  • Sample

    241217-bsmh1axjdn

  • MD5

    1a34ec05d2e506875f90e74afe7df097

  • SHA1

    877ed51b07137decf63776f24285bb7c605e3403

  • SHA256

    a1380df2fa99069d8e942951247b86bc08812543f0104d219184da3b4a7fafb0

  • SHA512

    f8da238db8eb4d05d484c2a3dff66a62dc8c5db0367b61c267149fa2178060e9617ed4a23fd17be5c2c7b79725835e6946af4b8273f53e00b1e8acfc101151ac

  • SSDEEP

    196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCbW:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmC

Score
10/10
njratjjjdefense_evasiondiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

jjj

C2

youri.mooo.com:1605

Mutex

e936a10f968ac948cd351c9629dbd36d

Attributes
  • reg_key

    e936a10f968ac948cd351c9629dbd36d

  • splitter

    |'|'|

Targets

    • Target

      a1380df2fa99069d8e942951247b86bc08812543f0104d219184da3b4a7fafb0

    • Size

      8.7MB

    • MD5

      1a34ec05d2e506875f90e74afe7df097

    • SHA1

      877ed51b07137decf63776f24285bb7c605e3403

    • SHA256

      a1380df2fa99069d8e942951247b86bc08812543f0104d219184da3b4a7fafb0

    • SHA512

      f8da238db8eb4d05d484c2a3dff66a62dc8c5db0367b61c267149fa2178060e9617ed4a23fd17be5c2c7b79725835e6946af4b8273f53e00b1e8acfc101151ac

    • SSDEEP

      196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCbW:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmC

    Score
    10/10
    njratjjjdefense_evasiondiscoveryevasionpersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Subvert Trust Controls

1
T1553

SIP and Trust Provider Hijacking

1
T1553.003

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