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Overview

overview

10

Static

static

3

194aa61db8...2b.exe

windows7-x64

10

194aa61db8...2b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe

  • Size

    752KB

  • Sample

    250208-a1z9dsxkfr

  • MD5

    09e7103988aac98c10957884c6a66490

  • SHA1

    340feabdb3239e2848307668de0348ad7998ae0d

  • SHA256

    194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b

  • SHA512

    fd11d04dc9ca23a56b89560df2efc7fd2df62db506ebf521610e51f431f0c6f6f80a63684719806518fd787c0c7b562496e5bb398f8ffdb566eddda952edc696

  • SSDEEP

    12288:BTYtXTZSqAVejTsxklSOPq28jg7n9BeL7fqQ59wdeRekCDn+vkKK4F+MnbJTZgVF:RYF1PwOCRgTHGFfR5vkF0bJTOVbVj

Score
10/10
njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe

    • Size

      752KB

    • MD5

      09e7103988aac98c10957884c6a66490

    • SHA1

      340feabdb3239e2848307668de0348ad7998ae0d

    • SHA256

      194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b

    • SHA512

      fd11d04dc9ca23a56b89560df2efc7fd2df62db506ebf521610e51f431f0c6f6f80a63684719806518fd787c0c7b562496e5bb398f8ffdb566eddda952edc696

    • SSDEEP

      12288:BTYtXTZSqAVejTsxklSOPq28jg7n9BeL7fqQ59wdeRekCDn+vkKK4F+MnbJTZgVF:RYF1PwOCRgTHGFfR5vkF0bJTOVbVj

    Score
    10/10
    njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Downloads MZ/PE file

    • 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
    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

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks