General

  • Target

    69fd6afa993e9a862157cc5a2549638d_JaffaCakes118

  • Size

    512KB

  • Sample

    240523-gw5rmsga25

  • MD5

    69fd6afa993e9a862157cc5a2549638d

  • SHA1

    b3cd939c2494d90494b7eb33e185c5ab65da1c36

  • SHA256

    a5bed8eee1a14c4cdf3fd3d794aca8963675bf951b0b1464952fe959dd510760

  • SHA512

    be6e81ffb29708ce0e1c4741f5341c914f95ad69a8f893a772890c338dbf31532c10736c19b0bc08d1257e12ef3ad774f42d5d94b3c72ab76507828ef3b919d7

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj65:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5s

Malware Config

Targets

    • Target

      69fd6afa993e9a862157cc5a2549638d_JaffaCakes118

    • Size

      512KB

    • MD5

      69fd6afa993e9a862157cc5a2549638d

    • SHA1

      b3cd939c2494d90494b7eb33e185c5ab65da1c36

    • SHA256

      a5bed8eee1a14c4cdf3fd3d794aca8963675bf951b0b1464952fe959dd510760

    • SHA512

      be6e81ffb29708ce0e1c4741f5341c914f95ad69a8f893a772890c338dbf31532c10736c19b0bc08d1257e12ef3ad774f42d5d94b3c72ab76507828ef3b919d7

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj65:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5s

    • 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