General

  • Target

    06e2068e32c74cd4bea37f256e61f702_JaffaCakes118

  • Size

    363KB

  • Sample

    240429-fsb5gsbf4v

  • MD5

    06e2068e32c74cd4bea37f256e61f702

  • SHA1

    039eefc9bed956e74038533982568e04da953f57

  • SHA256

    3c8095e9b9a69d9408833cf198e2bf7c11d647581d5cb4216a82dd70f6c81093

  • SHA512

    abbf542d044cc42c3a048cb12651da7c34f3cbf4cd10b9d76b34b1f64c00bb280d9ce9f5a5e64d044c7af9fb7acac1d08740baa1f7bd6dfcc15ef963b4683be0

  • SSDEEP

    6144:0e2N0dOCGzogTKULqOxmdK4ylktToPHVuIQHQeq2zhF9vCzsXZokGJ:0e2N0drW3THLHmI4gkG9u5HTZZI

Malware Config

Targets

    • Target

      06e2068e32c74cd4bea37f256e61f702_JaffaCakes118

    • Size

      363KB

    • MD5

      06e2068e32c74cd4bea37f256e61f702

    • SHA1

      039eefc9bed956e74038533982568e04da953f57

    • SHA256

      3c8095e9b9a69d9408833cf198e2bf7c11d647581d5cb4216a82dd70f6c81093

    • SHA512

      abbf542d044cc42c3a048cb12651da7c34f3cbf4cd10b9d76b34b1f64c00bb280d9ce9f5a5e64d044c7af9fb7acac1d08740baa1f7bd6dfcc15ef963b4683be0

    • SSDEEP

      6144:0e2N0dOCGzogTKULqOxmdK4ylktToPHVuIQHQeq2zhF9vCzsXZokGJ:0e2N0drW3THLHmI4gkG9u5HTZZI

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VirtualBox drivers on disk

    • ModiLoader Second Stage

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Drops startup file

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Virtualization/Sandbox Evasion

3
T1497

Modify Registry

2
T1112

Discovery

Software Discovery

1
T1518

Query Registry

5
T1012

Virtualization/Sandbox Evasion

3
T1497

File and Directory Discovery

1
T1083

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks