General

  • Target

    87267eabc51827f2ea300a7d818e86db_JaffaCakes118

  • Size

    556KB

  • Sample

    240810-wzas1a1fmr

  • MD5

    87267eabc51827f2ea300a7d818e86db

  • SHA1

    00e4d5baaade662cb1fe169e6078858a9ae8274c

  • SHA256

    1abe9a6204a630022fe21b8b8da74e263b28b11a8cb92e7785cc38234b134411

  • SHA512

    f1c5094260530e85f3ee1ce22fc15a8e53ceb4b15a7bf91ebf6973e8d72c3bb81bf8b173b26ea556973c6ccc1983859d3bba744214b3db79d2eece6f8883649c

  • SSDEEP

    12288:O7Lo8Rs90X41cnOOWB2KpyYK4BVqZDx2mpmHPW9GROsI8w:O7L1yMgcnOds44Fp2PWUDI8

Malware Config

Targets

    • Target

      87267eabc51827f2ea300a7d818e86db_JaffaCakes118

    • Size

      556KB

    • MD5

      87267eabc51827f2ea300a7d818e86db

    • SHA1

      00e4d5baaade662cb1fe169e6078858a9ae8274c

    • SHA256

      1abe9a6204a630022fe21b8b8da74e263b28b11a8cb92e7785cc38234b134411

    • SHA512

      f1c5094260530e85f3ee1ce22fc15a8e53ceb4b15a7bf91ebf6973e8d72c3bb81bf8b173b26ea556973c6ccc1983859d3bba744214b3db79d2eece6f8883649c

    • SSDEEP

      12288:O7Lo8Rs90X41cnOOWB2KpyYK4BVqZDx2mpmHPW9GROsI8w:O7L1yMgcnOds44Fp2PWUDI8

    • Modifies WinLogon for persistence

    • Modifies visiblity of hidden/system files in Explorer

    • Checks computer location settings

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

    • Deletes itself

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Maps connected drives based on registry

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

    • Enumerates processes with tasklist

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks