General

  • Target

    JaffaCakes118_6f818a61dfa71206a4623bbb5d740355

  • Size

    341KB

  • Sample

    250107-vtcvqszrct

  • MD5

    6f818a61dfa71206a4623bbb5d740355

  • SHA1

    acb882ef9cfb9385726d396dbf039e2e83e0a038

  • SHA256

    28fcbbde6300e0bad903deebe8b42a260edd1ec36697ab4eacbeaa4552ac9a8c

  • SHA512

    4e0b14e7c674dff52fe15a2bf1b71b342227179871908a9cd9779cb0d0864ec68166f342831747640ad5a83ac3bcd51c388fba3003f862877fa4827d8ffbb9b1

  • SSDEEP

    6144:uI/HfAcuOdxftHKe/PViSx5JCylaX7BkujtKCTvk5/JYHFeXsvDg/0bGo/7CdSQm:NHIYxfIwFHlOpjtKnFKcXsM/0bGHm

Malware Config

Targets

    • Target

      JaffaCakes118_6f818a61dfa71206a4623bbb5d740355

    • Size

      341KB

    • MD5

      6f818a61dfa71206a4623bbb5d740355

    • SHA1

      acb882ef9cfb9385726d396dbf039e2e83e0a038

    • SHA256

      28fcbbde6300e0bad903deebe8b42a260edd1ec36697ab4eacbeaa4552ac9a8c

    • SHA512

      4e0b14e7c674dff52fe15a2bf1b71b342227179871908a9cd9779cb0d0864ec68166f342831747640ad5a83ac3bcd51c388fba3003f862877fa4827d8ffbb9b1

    • SSDEEP

      6144:uI/HfAcuOdxftHKe/PViSx5JCylaX7BkujtKCTvk5/JYHFeXsvDg/0bGo/7CdSQm:NHIYxfIwFHlOpjtKnFKcXsM/0bGHm

    • ModiLoader, DBatLoader

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

    • Modiloader family

    • 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.

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

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VirtualBox drivers on disk

    • ModiLoader Second Stage

    • Adds policy Run key to start application

    • 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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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 Enterprise v15

Tasks