Overview

overview

10

Static

static

3

4c0dd651b9...5e.exe

windows7-x64

10

4c0dd651b9...5e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4c0dd651b91d4e3a13cc6e29398fee4cff9f2624727830273e09dea2f9b52e5e.exe

  • Size

    980KB

  • Sample

    241203-wj8p4askcn

  • MD5

    5a1d67104626806bdbc74cd6fbe0af6d

  • SHA1

    69869281403a2a11c7c99f338736b5ef247fffd8

  • SHA256

    4c0dd651b91d4e3a13cc6e29398fee4cff9f2624727830273e09dea2f9b52e5e

  • SHA512

    bdcd851a6ae6b37bf372a18756d8c497a0cd86e1bba7076ade6342ea886943d0a5ae621fd0eb82b400f7b14d12ef1a4a163b315285f837c3b655be1c36efed97

  • SSDEEP

    12288:x2LaKaEt0ymu5M2kqChPAxzlO50IoPWEu/8+l89R6WvEVr4aQxU9:xdnuahPS5nxTRdvEVr474

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

279f6960ed84a752570aca7fb2dc1552

Attributes
  • reg_key

    279f6960ed84a752570aca7fb2dc1552

  • splitter

    |'|'|

Targets

    • Target

      4c0dd651b91d4e3a13cc6e29398fee4cff9f2624727830273e09dea2f9b52e5e.exe

    • Size

      980KB

    • MD5

      5a1d67104626806bdbc74cd6fbe0af6d

    • SHA1

      69869281403a2a11c7c99f338736b5ef247fffd8

    • SHA256

      4c0dd651b91d4e3a13cc6e29398fee4cff9f2624727830273e09dea2f9b52e5e

    • SHA512

      bdcd851a6ae6b37bf372a18756d8c497a0cd86e1bba7076ade6342ea886943d0a5ae621fd0eb82b400f7b14d12ef1a4a163b315285f837c3b655be1c36efed97

    • SSDEEP

      12288:x2LaKaEt0ymu5M2kqChPAxzlO50IoPWEu/8+l89R6WvEVr4aQxU9:xdnuahPS5nxTRdvEVr474

    Score
    10/10
    njrathackeddiscoveryevasionpersistenceprivilege_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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

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