Overview

overview

10

Static

static

3

03540223fc...5N.exe

windows7-x64

10

03540223fc...5N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    03540223fcf6bc801de1f4ef026e0f1d6de19967fa94768c0c01b5dd4cfa3a15N.exe

  • Size

    3.3MB

  • Sample

    241220-esnb3syqhw

  • MD5

    2a250a987df95bf6db01ad711217ed20

  • SHA1

    29a22aaec7b36e6e074367025861e1fa5f42682b

  • SHA256

    03540223fcf6bc801de1f4ef026e0f1d6de19967fa94768c0c01b5dd4cfa3a15

  • SHA512

    15d767edecdf3971c344e3aefdbcafefee0f5568d75b96c436b9737c7ac20308b2f34decf96dea59d8515b1e6c8dc91e003bee73aab467643b3243679b1f3f65

  • SSDEEP

    98304:zKBLb+F+m/3LPP5xNd5BS0f0qd3EHsK5ajbejg:z6LQJLPh159ld3q58r

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

984559f52d4087243e95e5ad9bb48e8d

Attributes
  • reg_key

    984559f52d4087243e95e5ad9bb48e8d

  • splitter

    |'|'|

Targets

    • Target

      03540223fcf6bc801de1f4ef026e0f1d6de19967fa94768c0c01b5dd4cfa3a15N.exe

    • Size

      3.3MB

    • MD5

      2a250a987df95bf6db01ad711217ed20

    • SHA1

      29a22aaec7b36e6e074367025861e1fa5f42682b

    • SHA256

      03540223fcf6bc801de1f4ef026e0f1d6de19967fa94768c0c01b5dd4cfa3a15

    • SHA512

      15d767edecdf3971c344e3aefdbcafefee0f5568d75b96c436b9737c7ac20308b2f34decf96dea59d8515b1e6c8dc91e003bee73aab467643b3243679b1f3f65

    • SSDEEP

      98304:zKBLb+F+m/3LPP5xNd5BS0f0qd3EHsK5ajbejg:z6LQJLPh159ld3q58r

    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