General

  • Target

    05595892d9082a955f91a96b3d8af238_JaffaCakes118

  • Size

    512KB

  • Sample

    240428-rbhfqahf41

  • MD5

    05595892d9082a955f91a96b3d8af238

  • SHA1

    5c94cde0436017a4e3673aa48388ac6fa074cc59

  • SHA256

    b2850b3a1c5aced9f4963a07efeafda059b244497a62703b18cd5141a912f90d

  • SHA512

    7c04eb7b8fb05a4173ff9189f761e82a8d6a7eab43fefbe420d375e87e2cc11c94726ddd96caead2f183a3d3454cc1b09356bf57fcff30c44553bf589d0f9dd4

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj68:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5n

Malware Config

Targets

    • Target

      05595892d9082a955f91a96b3d8af238_JaffaCakes118

    • Size

      512KB

    • MD5

      05595892d9082a955f91a96b3d8af238

    • SHA1

      5c94cde0436017a4e3673aa48388ac6fa074cc59

    • SHA256

      b2850b3a1c5aced9f4963a07efeafda059b244497a62703b18cd5141a912f90d

    • SHA512

      7c04eb7b8fb05a4173ff9189f761e82a8d6a7eab43fefbe420d375e87e2cc11c94726ddd96caead2f183a3d3454cc1b09356bf57fcff30c44553bf589d0f9dd4

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj68:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5n

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

7
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks