Overview

overview

10

Static

static

10

JaffaCakes...b0.exe

windows7-x64

10

JaffaCakes...b0.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_61e4d01fd25bad27e4c44cb7d58f00b0

  • Size

    40KB

  • Sample

    250102-b4x4wayman

  • MD5

    61e4d01fd25bad27e4c44cb7d58f00b0

  • SHA1

    84c980d9850a1d556ebe3e4785af60110e2cc529

  • SHA256

    3b9c2a7e03861bd5d8517b76cc36c790042f1ca6e8c663c694dc5ed842f66fb8

  • SHA512

    4fc85e2d2808d12ef1b3d51bd1a3b5f7b9ca245e9b1cd27703b99124e6110f24d2fb02e3daa6b136ace713f70ecea73f7402b239213df3c15c5a1d456b9eaca1

  • SSDEEP

    384:r8aSyS9gB3Y1KIay2X8cLZI6XgxsGJVPpmRvR6JZlbw8hqIusZzZ37sBRrqaWATG:A589tXvRpcnuworK7s65vLDK

Score
10/10
njrattilydiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Tily

C2

tilybrasil.zapto.org:5050

Mutex

754e7a8d48f7f5caf366855bb6973558

Attributes
  • reg_key

    754e7a8d48f7f5caf366855bb6973558

  • splitter

    |'|'|

Targets

    • Target

      JaffaCakes118_61e4d01fd25bad27e4c44cb7d58f00b0

    • Size

      40KB

    • MD5

      61e4d01fd25bad27e4c44cb7d58f00b0

    • SHA1

      84c980d9850a1d556ebe3e4785af60110e2cc529

    • SHA256

      3b9c2a7e03861bd5d8517b76cc36c790042f1ca6e8c663c694dc5ed842f66fb8

    • SHA512

      4fc85e2d2808d12ef1b3d51bd1a3b5f7b9ca245e9b1cd27703b99124e6110f24d2fb02e3daa6b136ace713f70ecea73f7402b239213df3c15c5a1d456b9eaca1

    • SSDEEP

      384:r8aSyS9gB3Y1KIay2X8cLZI6XgxsGJVPpmRvR6JZlbw8hqIusZzZ37sBRrqaWATG:A589tXvRpcnuworK7s65vLDK

    Score
    10/10
    njrattilydiscoveryevasionpersistenceprivilege_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.

    • Drops startup file

    • 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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks