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Overview

overview

10

Static

static

3

0ebfa38378...31.exe

windows7-x64

10

0ebfa38378...31.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31

  • Size

    97KB

  • Sample

    250206-yp5lqsxkak

  • MD5

    0efdb7ccfc982bd7d74da473df7a0698

  • SHA1

    7577010dc64a430d8dd0cf1201b70af3d60876e3

  • SHA256

    0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31

  • SHA512

    171216e434c2f08e04145475014fa0821de209304fa2df9342cf413d01ae28af8666c75665f51daacee40d79fdf0fc86a2296dad82d9d3969446bbf02cfc2dab

  • SSDEEP

    1536:WAp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4m:d5eznsjsguGDFqGm

Score
10/10
njratneufdefense_evasiondiscoverypersistenceprivilege_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

      0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31

    • Size

      97KB

    • MD5

      0efdb7ccfc982bd7d74da473df7a0698

    • SHA1

      7577010dc64a430d8dd0cf1201b70af3d60876e3

    • SHA256

      0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31

    • SHA512

      171216e434c2f08e04145475014fa0821de209304fa2df9342cf413d01ae28af8666c75665f51daacee40d79fdf0fc86a2296dad82d9d3969446bbf02cfc2dab

    • SSDEEP

      1536:WAp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4m:d5eznsjsguGDFqGm

    Score
    10/10
    njratneufdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      defense_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