General

  • Target

    6f5fcfacc18ee9db4f7aaafa9cb96e53_JaffaCakes118

  • Size

    512KB

  • Sample

    240524-wlvw1sed94

  • MD5

    6f5fcfacc18ee9db4f7aaafa9cb96e53

  • SHA1

    a9ab2e589987bcc7dd8ec0240aed44c557b20e52

  • SHA256

    e424405384a64305ce9c6b0347c446e34e72f01fa5213665ae15dd4795b04bf7

  • SHA512

    c0144b6f22db495af0fc0e7c7e8c04cd71799bb717d4eb745c2427c76f37a38d89e1fa71eec9ebba7332ca0a2a904edb982e06562e8924eb35463e56bf0f8722

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6h:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm56

Malware Config

Targets

    • Target

      6f5fcfacc18ee9db4f7aaafa9cb96e53_JaffaCakes118

    • Size

      512KB

    • MD5

      6f5fcfacc18ee9db4f7aaafa9cb96e53

    • SHA1

      a9ab2e589987bcc7dd8ec0240aed44c557b20e52

    • SHA256

      e424405384a64305ce9c6b0347c446e34e72f01fa5213665ae15dd4795b04bf7

    • SHA512

      c0144b6f22db495af0fc0e7c7e8c04cd71799bb717d4eb745c2427c76f37a38d89e1fa71eec9ebba7332ca0a2a904edb982e06562e8924eb35463e56bf0f8722

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6h:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm56

    • 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