General

  • Target

    6f4ace3209e5b9fb06f752edb4d1d486_JaffaCakes118

  • Size

    512KB

  • Sample

    240524-v4c89adg79

  • MD5

    6f4ace3209e5b9fb06f752edb4d1d486

  • SHA1

    cba0c3e04ad15dd54e84b101e9582468fe05a7d2

  • SHA256

    b5dd5cea1ecc0a405ae86cfed890549b8a1a0f42bd30134bce119bac1744f964

  • SHA512

    197f5efeabae9eeabe7b2212947890a987c157e76959b2b728c000de1384ce6b5cc2e3dd631f1a3370a343857f367cbdbe938bdee36a455a475f1095c5e37d18

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6e:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5/

Malware Config

Targets

    • Target

      6f4ace3209e5b9fb06f752edb4d1d486_JaffaCakes118

    • Size

      512KB

    • MD5

      6f4ace3209e5b9fb06f752edb4d1d486

    • SHA1

      cba0c3e04ad15dd54e84b101e9582468fe05a7d2

    • SHA256

      b5dd5cea1ecc0a405ae86cfed890549b8a1a0f42bd30134bce119bac1744f964

    • SHA512

      197f5efeabae9eeabe7b2212947890a987c157e76959b2b728c000de1384ce6b5cc2e3dd631f1a3370a343857f367cbdbe938bdee36a455a475f1095c5e37d18

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6e:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5/

    • 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