General

  • Target

    8a42e836131fa2ba1fd7b3d6f66f053d_JaffaCakes118

  • Size

    4.1MB

  • Sample

    240601-m2fycsae5w

  • MD5

    8a42e836131fa2ba1fd7b3d6f66f053d

  • SHA1

    eefc7e72763cf3202f17f47faae59373210814c0

  • SHA256

    0f26bd9872ac6d503ac68a65b344a34011782938689bd72d82b2ce3def0a21be

  • SHA512

    370d14135f7b25fb52329bad1bd6714f3295aa0ce92f2fe998b9a7133b57b3da44088d8769a01d00cc60a6381a029b3c38b54b0a033f01040e613be5c1b66306

  • SSDEEP

    98304:3p6dtD707IBWLC59hNFno7VnZQ6P7qBSgTWJQ1anJG:It70eWuno5OEg6i6JG

Malware Config

Targets

    • Target

      8a42e836131fa2ba1fd7b3d6f66f053d_JaffaCakes118

    • Size

      4.1MB

    • MD5

      8a42e836131fa2ba1fd7b3d6f66f053d

    • SHA1

      eefc7e72763cf3202f17f47faae59373210814c0

    • SHA256

      0f26bd9872ac6d503ac68a65b344a34011782938689bd72d82b2ce3def0a21be

    • SHA512

      370d14135f7b25fb52329bad1bd6714f3295aa0ce92f2fe998b9a7133b57b3da44088d8769a01d00cc60a6381a029b3c38b54b0a033f01040e613be5c1b66306

    • SSDEEP

      98304:3p6dtD707IBWLC59hNFno7VnZQ6P7qBSgTWJQ1anJG:It70eWuno5OEg6i6JG

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Browser Extensions

1
T1176

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

3
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks