Overview

overview

10

Static

static

3

JaffaCakes...ca.exe

windows7-x64

10

JaffaCakes...ca.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_cde2dae99f7f1b522889f5aad05db8ca

  • Size

    326KB

  • Sample

    250109-v23q5avrht

  • MD5

    cde2dae99f7f1b522889f5aad05db8ca

  • SHA1

    834371280e7ad513679e1c1517eac5cbb237154c

  • SHA256

    f67e18dd6ca300a2169bbe3c018097f43490f7f2270608c892450360cc502a18

  • SHA512

    03f76ac07caf7e01d0b541b194a8ac791bc606f1a00f69f8dbc125500ef47d16689a864ad70faa8241282366fe91dd711b55576cb499b75c55d9b67856165c80

  • SSDEEP

    6144:WAZYp7LNq+bFtvM6ATJw0dByAbYQ2gso6SUWne8RpyTQb3YhK5DvOLKirxC0ki1K:WAZYp7LNq+bFtvM6ATfbyAbYesXSUriP

Score
10/10
njratlammerdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Lammer

C2

127.0.0.1:1155

Mutex

8dec69a5f3665f8ce37a100334b5fe39

Attributes
  • reg_key

    8dec69a5f3665f8ce37a100334b5fe39

  • splitter

    |'|'|

Targets

    • Target

      JaffaCakes118_cde2dae99f7f1b522889f5aad05db8ca

    • Size

      326KB

    • MD5

      cde2dae99f7f1b522889f5aad05db8ca

    • SHA1

      834371280e7ad513679e1c1517eac5cbb237154c

    • SHA256

      f67e18dd6ca300a2169bbe3c018097f43490f7f2270608c892450360cc502a18

    • SHA512

      03f76ac07caf7e01d0b541b194a8ac791bc606f1a00f69f8dbc125500ef47d16689a864ad70faa8241282366fe91dd711b55576cb499b75c55d9b67856165c80

    • SSDEEP

      6144:WAZYp7LNq+bFtvM6ATJw0dByAbYQ2gso6SUWne8RpyTQb3YhK5DvOLKirxC0ki1K:WAZYp7LNq+bFtvM6ATfbyAbYesXSUriP

    Score
    10/10
    njratlammerdiscoveryevasionpersistenceprivilege_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

    • 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