Overview

overview

10

Static

static

3

3fac6c0a33...60.exe

windows7-x64

10

3fac6c0a33...60.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe

  • Size

    114KB

  • Sample

    241122-wspzca1nej

  • MD5

    107f97dc8dd9edb0daa63073ae4298a6

  • SHA1

    243d1108282836ea718fe8c27bb5b8f3b30a0bab

  • SHA256

    3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960

  • SHA512

    21e0ab98d15668ec5b56c0c902f1ef5109515c5da8abf431ad7e2190a063431c8e48199882d5da2cb4432754a4a72ef292ad40afaca39feec5bdd40e1990dd54

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73Ro:w5eznsjsguGDFqGx8egoxmO3rRo

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

      3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe

    • Size

      114KB

    • MD5

      107f97dc8dd9edb0daa63073ae4298a6

    • SHA1

      243d1108282836ea718fe8c27bb5b8f3b30a0bab

    • SHA256

      3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960

    • SHA512

      21e0ab98d15668ec5b56c0c902f1ef5109515c5da8abf431ad7e2190a063431c8e48199882d5da2cb4432754a4a72ef292ad40afaca39feec5bdd40e1990dd54

    • SSDEEP

      1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73Ro:w5eznsjsguGDFqGx8egoxmO3rRo

    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