Overview

overview

10

Static

static

3

JaffaCakes...41.exe

windows7-x64

10

JaffaCakes...41.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_35acb7e50a551cbcf2c585ab4311ea41

  • Size

    276KB

  • Sample

    241231-zfp1cs1jcr

  • MD5

    35acb7e50a551cbcf2c585ab4311ea41

  • SHA1

    d9e0cca3ec9a72cab8cad60d69ea8be6904200d8

  • SHA256

    a31ff3297dcdc70210bbc21f99c7d12ff9b3f9ef84c441c2ab737bd8e0d95bbb

  • SHA512

    ac5141544b1cb29001b150035fc55f44638aa271a57e583e94600cac6af2d880c3ffefdd452954cbe4298343306d91358a0111c9756e92cb2e39290361499ff6

  • SSDEEP

    768:3fPqh5bt7kn8s2zVKtdeTMDlth84uZqdWHjhEGYu1+Eb8pqaI+zYig0VKNfrx+mV:hg6sN6Q

Score
10/10
njratdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      JaffaCakes118_35acb7e50a551cbcf2c585ab4311ea41

    • Size

      276KB

    • MD5

      35acb7e50a551cbcf2c585ab4311ea41

    • SHA1

      d9e0cca3ec9a72cab8cad60d69ea8be6904200d8

    • SHA256

      a31ff3297dcdc70210bbc21f99c7d12ff9b3f9ef84c441c2ab737bd8e0d95bbb

    • SHA512

      ac5141544b1cb29001b150035fc55f44638aa271a57e583e94600cac6af2d880c3ffefdd452954cbe4298343306d91358a0111c9756e92cb2e39290361499ff6

    • SSDEEP

      768:3fPqh5bt7kn8s2zVKtdeTMDlth84uZqdWHjhEGYu1+Eb8pqaI+zYig0VKNfrx+mV:hg6sN6Q

    Score
    10/10
    njratdiscoveryevasionpersistenceprivilege_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