Overview

overview

10

Static

static

5

883cf075a5...25.exe

windows7-x64

10

883cf075a5...25.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    883cf075a58b970de02e6b5761aa1d7d47c26458eda103f382a2df67c394d925

  • Size

    8.7MB

  • Sample

    250326-fdhzgsxwfw

  • MD5

    a2e534f0815e03f8715c0f0fd3073ee9

  • SHA1

    8496a05001bf7e854f8d4c67344ad1c95525537e

  • SHA256

    883cf075a58b970de02e6b5761aa1d7d47c26458eda103f382a2df67c394d925

  • SHA512

    4ce0c92b83fd7191908e3598143bf276e00e0e047a6b246f0f058eace92d66b016e4ea590921a14a9dea5748b91cfcc83b990af0347136151eeb37aaf2d39197

  • SSDEEP

    196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCbL:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmX

Score
10/10
njratjjjdefense_evasiondiscoverypersistenceprivilege_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

      883cf075a58b970de02e6b5761aa1d7d47c26458eda103f382a2df67c394d925

    • Size

      8.7MB

    • MD5

      a2e534f0815e03f8715c0f0fd3073ee9

    • SHA1

      8496a05001bf7e854f8d4c67344ad1c95525537e

    • SHA256

      883cf075a58b970de02e6b5761aa1d7d47c26458eda103f382a2df67c394d925

    • SHA512

      4ce0c92b83fd7191908e3598143bf276e00e0e047a6b246f0f058eace92d66b016e4ea590921a14a9dea5748b91cfcc83b990af0347136151eeb37aaf2d39197

    • SSDEEP

      196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCbL:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmX

    Score
    10/10
    njratjjjdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      defense_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