Overview

overview

10

Static

static

1

31bb4a299e...0N.exe

windows7-x64

10

31bb4a299e...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    31bb4a299ec1bdeceef2ce35b9d28750N.exe

  • Size

    118KB

  • Sample

    240830-zfjtcavala

  • MD5

    31bb4a299ec1bdeceef2ce35b9d28750

  • SHA1

    ef94ad27c4605c6d499237f72cbba44848454b87

  • SHA256

    af9bf280613d5c0a55a543573fa943191ac171c6e36ab8ba474abc3d32572bc0

  • SHA512

    3bf5cfe3786e27fd9848ca3c7757313fd1ef8a99427520202ac6dc58ec11505b301bf44e5a1b2ad2eb0d755a0a2c40b0e31403f8904c0e66740638d16b09ab31

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14FOK:P5eznsjsguGDFqGZ2rDL14FOK

Score
10/10
njratneufdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      31bb4a299ec1bdeceef2ce35b9d28750N.exe

    • Size

      118KB

    • MD5

      31bb4a299ec1bdeceef2ce35b9d28750

    • SHA1

      ef94ad27c4605c6d499237f72cbba44848454b87

    • SHA256

      af9bf280613d5c0a55a543573fa943191ac171c6e36ab8ba474abc3d32572bc0

    • SHA512

      3bf5cfe3786e27fd9848ca3c7757313fd1ef8a99427520202ac6dc58ec11505b301bf44e5a1b2ad2eb0d755a0a2c40b0e31403f8904c0e66740638d16b09ab31

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14FOK:P5eznsjsguGDFqGZ2rDL14FOK

    Score
    10/10
    njratneufdiscoveryevasionpersistenceprivilege_escalationtrojan

    • 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