General

  • Target

    6598101b433c5557be6c2226a1df29af_JaffaCakes118

  • Size

    512KB

  • Sample

    240522-ca8h7agg8t

  • MD5

    6598101b433c5557be6c2226a1df29af

  • SHA1

    f359e8a5dff641ac74aab026947dc7f48e3cabdc

  • SHA256

    02ac4db0e6c3150abdd27d71e7a5cd4ba3b2e75eeceb0bd9f6410616e1a44861

  • SHA512

    83d6601059110c199fadd51b6cc44009fa1534fe35c2e5cdc7be88464ea0465fcd8c5faf24b3d7c9a5145d38bc140a585fc586ea70cb243a12ec63404b5ae337

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj69:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5c

Malware Config

Targets

    • Target

      6598101b433c5557be6c2226a1df29af_JaffaCakes118

    • Size

      512KB

    • MD5

      6598101b433c5557be6c2226a1df29af

    • SHA1

      f359e8a5dff641ac74aab026947dc7f48e3cabdc

    • SHA256

      02ac4db0e6c3150abdd27d71e7a5cd4ba3b2e75eeceb0bd9f6410616e1a44861

    • SHA512

      83d6601059110c199fadd51b6cc44009fa1534fe35c2e5cdc7be88464ea0465fcd8c5faf24b3d7c9a5145d38bc140a585fc586ea70cb243a12ec63404b5ae337

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj69:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5c

    • 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