Overview

overview

10

Static

static

5

a53f773b77...71.exe

windows7-x64

10

a53f773b77...71.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a53f773b7738d640a3cf39d377c70742cfe44c5dfa3b6b77b341b91a3ba54971

  • Size

    8.7MB

  • Sample

    241106-b8rgwstbpn

  • MD5

    d67a4267170b399078a3eddb2f96058a

  • SHA1

    2f6d8b05bbe288989ab18c5a3965440c937703fe

  • SHA256

    a53f773b7738d640a3cf39d377c70742cfe44c5dfa3b6b77b341b91a3ba54971

  • SHA512

    94240e05e36d18b93e0d7d5471373c64fb675215cad03925ff4a24faf1306fb838ebb6b340b0335f251cdbd9c0645eaccc8b44724c3515783f4669b5eaa75bf7

  • SSDEEP

    196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCbR:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmV

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

      a53f773b7738d640a3cf39d377c70742cfe44c5dfa3b6b77b341b91a3ba54971

    • Size

      8.7MB

    • MD5

      d67a4267170b399078a3eddb2f96058a

    • SHA1

      2f6d8b05bbe288989ab18c5a3965440c937703fe

    • SHA256

      a53f773b7738d640a3cf39d377c70742cfe44c5dfa3b6b77b341b91a3ba54971

    • SHA512

      94240e05e36d18b93e0d7d5471373c64fb675215cad03925ff4a24faf1306fb838ebb6b340b0335f251cdbd9c0645eaccc8b44724c3515783f4669b5eaa75bf7

    • SSDEEP

      196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCbR:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmV

    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