Overview

overview

10

Static

static

10

888.exe

windows7-x64

10

888.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    888.exe

  • Size

    287KB

  • Sample

    241031-1vg4qsvrck

  • MD5

    62ada7de61b1bc0166c0b210b69e9bb3

  • SHA1

    c42a2cad5ecfc2c2c897161b8e875d7b3ed9eca3

  • SHA256

    442b754a305ad773be58a16f2ec8440082308acc7ae274cee8e11c7aebf34488

  • SHA512

    d70c0cf9a91345570b4f8a7f680cabe1ea0ef39884f25c392545b35164eb9b6adfc7c47faf87b5cd6ebfc45ab85beede5584dba4be7d9d10bafde21788265cf5

  • SSDEEP

    3072:a+RL062QAsSdADRq6ty71wtYM77ldY7AXTp2kA:/uwH77Ppj0kA

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

3C-55-76-C6-BA-75:7777

Mutex

d4092da992fc1a554a7600d3355f8f5d

Attributes
  • reg_key

    d4092da992fc1a554a7600d3355f8f5d

  • splitter

    |'|'|

Targets

    • Target

      888.exe

    • Size

      287KB

    • MD5

      62ada7de61b1bc0166c0b210b69e9bb3

    • SHA1

      c42a2cad5ecfc2c2c897161b8e875d7b3ed9eca3

    • SHA256

      442b754a305ad773be58a16f2ec8440082308acc7ae274cee8e11c7aebf34488

    • SHA512

      d70c0cf9a91345570b4f8a7f680cabe1ea0ef39884f25c392545b35164eb9b6adfc7c47faf87b5cd6ebfc45ab85beede5584dba4be7d9d10bafde21788265cf5

    • SSDEEP

      3072:a+RL062QAsSdADRq6ty71wtYM77ldY7AXTp2kA:/uwH77Ppj0kA

    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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    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