General

  • Target

    85e6684c5b376588edb6140bfb28fd54_JaffaCakes118

  • Size

    788KB

  • Sample

    240810-nq1das1hkh

  • MD5

    85e6684c5b376588edb6140bfb28fd54

  • SHA1

    92653cae70dd055977516a4b1311dd4b56229bed

  • SHA256

    55e262d0b505d33266113bec588c0e89593f845b666dc4861992938b9b9191b3

  • SHA512

    1d626fc8867be55a0ab381427c7fc647b890dbed8c204f64c3d93e91780ac00fa51b7408c36ebabf3aaf645cbc70562ecf4829d29c85b099e882b1f48eabb11e

  • SSDEEP

    24576:zeK6pT6RJK2nMTx9/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeen:yKucT8x9/eeeeeeeeeeeeeeeeeeeeee3

Malware Config

Targets

    • Target

      85e6684c5b376588edb6140bfb28fd54_JaffaCakes118

    • Size

      788KB

    • MD5

      85e6684c5b376588edb6140bfb28fd54

    • SHA1

      92653cae70dd055977516a4b1311dd4b56229bed

    • SHA256

      55e262d0b505d33266113bec588c0e89593f845b666dc4861992938b9b9191b3

    • SHA512

      1d626fc8867be55a0ab381427c7fc647b890dbed8c204f64c3d93e91780ac00fa51b7408c36ebabf3aaf645cbc70562ecf4829d29c85b099e882b1f48eabb11e

    • SSDEEP

      24576:zeK6pT6RJK2nMTx9/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeen:yKucT8x9/eeeeeeeeeeeeeeeeeeeeee3

    • Modifies WinLogon for persistence

    • UAC bypass

    • Adds policy Run key to start application

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Hijack Execution Flow: Executable Installer File Permissions Weakness

      Possible Turn off User Account Control's privilege elevation for standard users.

    • Looks up external IP address via web service

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks