Overview

overview

10

Static

static

1

dc8952e3f6...50.exe

windows7-x64

10

dc8952e3f6...50.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dc8952e3f695043bc39ccd6214037af954bafaa390a4444f3b3515dcbb4e2850

  • Size

    119KB

  • Sample

    241027-ck6gkszqb1

  • MD5

    3433d22335c094585b594e18389966cd

  • SHA1

    a8e592eefefdda641640ca70e0703de162ec8566

  • SHA256

    dc8952e3f695043bc39ccd6214037af954bafaa390a4444f3b3515dcbb4e2850

  • SHA512

    7e7eae6de138df5922293bb743db9a4d92b10738bfc19a4c535da15e7d54456b054ddde93121667c523dff4434523d14e802233ff5f0a244a433219451054c91

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14Fg8:P5eznsjsguGDFqGZ2rDL14Fg8

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

      dc8952e3f695043bc39ccd6214037af954bafaa390a4444f3b3515dcbb4e2850

    • Size

      119KB

    • MD5

      3433d22335c094585b594e18389966cd

    • SHA1

      a8e592eefefdda641640ca70e0703de162ec8566

    • SHA256

      dc8952e3f695043bc39ccd6214037af954bafaa390a4444f3b3515dcbb4e2850

    • SHA512

      7e7eae6de138df5922293bb743db9a4d92b10738bfc19a4c535da15e7d54456b054ddde93121667c523dff4434523d14e802233ff5f0a244a433219451054c91

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14Fg8:P5eznsjsguGDFqGZ2rDL14Fg8

    Score
    10/10
    njratneufdiscoveryevasionpersistenceprivilege_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