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Overview

overview

10

Static

static

5

f39a461819...fa.exe

windows7-x64

10

f39a461819...fa.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f39a461819a680bd80f3402b22aff1e8220a0822b4e75b044196eb4f8e6694fa.exe

  • Size

    8.7MB

  • Sample

    241203-z22laavjhz

  • MD5

    6890a3a73ea058807c95d357deb2143f

  • SHA1

    6db59cf24457f8a2b47eb7d868202c318b61162d

  • SHA256

    f39a461819a680bd80f3402b22aff1e8220a0822b4e75b044196eb4f8e6694fa

  • SHA512

    6bb468e87997684825f5bc96ae14a3fd47b10beee53cf3feea8b99a58f80cf174a95df691d44356560243128f8217508e8d2aa9ebf1c5fc7b962916dc4637424

  • SSDEEP

    196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCb6:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmW

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

      f39a461819a680bd80f3402b22aff1e8220a0822b4e75b044196eb4f8e6694fa.exe

    • Size

      8.7MB

    • MD5

      6890a3a73ea058807c95d357deb2143f

    • SHA1

      6db59cf24457f8a2b47eb7d868202c318b61162d

    • SHA256

      f39a461819a680bd80f3402b22aff1e8220a0822b4e75b044196eb4f8e6694fa

    • SHA512

      6bb468e87997684825f5bc96ae14a3fd47b10beee53cf3feea8b99a58f80cf174a95df691d44356560243128f8217508e8d2aa9ebf1c5fc7b962916dc4637424

    • SSDEEP

      196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCb6:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmW

    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