General

  • Target

    8bf51901b82464d18dd5e91c0736f411_JaffaCakes118

  • Size

    1.7MB

  • Sample

    240811-ztr2wasbrf

  • MD5

    8bf51901b82464d18dd5e91c0736f411

  • SHA1

    431c89078ee1d3ba489fe12ae415c7c83be632bb

  • SHA256

    65b180f8cd123d8004d25686f07595a8ee69ace42c1c44e9f751b81f5e5d42b8

  • SHA512

    8d9fabcf136defff821d20027ee66d4046ed5fe05a37b51515f211bc43d67e819e5099995ed9f22803d5b32e84954e510702e28cb297aae646c07129d8eacc28

  • SSDEEP

    24576:V0Z60MGbKHWm+rPuB7ADEODRimQ6ugPExpmzTTWICkdrzGDPvJtLVj7T9H9w3dpg:uZTtLGtsDkmQFlzm5xd3GDVj7Lwtavv

Malware Config

Targets

    • Target

      8bf51901b82464d18dd5e91c0736f411_JaffaCakes118

    • Size

      1.7MB

    • MD5

      8bf51901b82464d18dd5e91c0736f411

    • SHA1

      431c89078ee1d3ba489fe12ae415c7c83be632bb

    • SHA256

      65b180f8cd123d8004d25686f07595a8ee69ace42c1c44e9f751b81f5e5d42b8

    • SHA512

      8d9fabcf136defff821d20027ee66d4046ed5fe05a37b51515f211bc43d67e819e5099995ed9f22803d5b32e84954e510702e28cb297aae646c07129d8eacc28

    • SSDEEP

      24576:V0Z60MGbKHWm+rPuB7ADEODRimQ6ugPExpmzTTWICkdrzGDPvJtLVj7T9H9w3dpg:uZTtLGtsDkmQFlzm5xd3GDVj7Lwtavv

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks