General

  • Target

    a7354e815e9c968703683101d830c497_JaffaCakes118

  • Size

    512KB

  • Sample

    240613-3z3x4swfpd

  • MD5

    a7354e815e9c968703683101d830c497

  • SHA1

    295ebebe5635ac79aa14cb008ac28fe5c43a32df

  • SHA256

    4b80ee2673b969db77c450b6130f84e93ac41c307a8de76859d6d493fed99d2f

  • SHA512

    a33427063b24a03eb63c1e61a51661764ead5f723f4e4d7128d9a17dd7e8a82d2f41e4b7f5bc7a2c3981286343e4ac63203ce04e9ec3ff07bbf54e90dacc2006

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6z:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5a

Malware Config

Targets

    • Target

      a7354e815e9c968703683101d830c497_JaffaCakes118

    • Size

      512KB

    • MD5

      a7354e815e9c968703683101d830c497

    • SHA1

      295ebebe5635ac79aa14cb008ac28fe5c43a32df

    • SHA256

      4b80ee2673b969db77c450b6130f84e93ac41c307a8de76859d6d493fed99d2f

    • SHA512

      a33427063b24a03eb63c1e61a51661764ead5f723f4e4d7128d9a17dd7e8a82d2f41e4b7f5bc7a2c3981286343e4ac63203ce04e9ec3ff07bbf54e90dacc2006

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6z:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5a

    • 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