General

  • Target

    03c0939221cc821ef6e2c3aba337b6b3_JaffaCakes118

  • Size

    512KB

  • Sample

    240427-18ewjahg57

  • MD5

    03c0939221cc821ef6e2c3aba337b6b3

  • SHA1

    8aa2dcf1b9fa074a4768b1e8f4cf8549cd23d574

  • SHA256

    9c633bf015525e859c9eda2f617c57e186621a1aaf8425bc8b3957699fe3dcff

  • SHA512

    199ef1ce49d1e1a7d2763d767d8463c0625bf402e70c53f9210259605c887edc943813c408d260c0d71dfeaaabc0c98ed253dfab7e8ac31788e85880073dbc5b

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6/:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5a

Malware Config

Targets

    • Target

      03c0939221cc821ef6e2c3aba337b6b3_JaffaCakes118

    • Size

      512KB

    • MD5

      03c0939221cc821ef6e2c3aba337b6b3

    • SHA1

      8aa2dcf1b9fa074a4768b1e8f4cf8549cd23d574

    • SHA256

      9c633bf015525e859c9eda2f617c57e186621a1aaf8425bc8b3957699fe3dcff

    • SHA512

      199ef1ce49d1e1a7d2763d767d8463c0625bf402e70c53f9210259605c887edc943813c408d260c0d71dfeaaabc0c98ed253dfab7e8ac31788e85880073dbc5b

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6/: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