General

  • Target

    ec84d2f90193a2217ed2ccd2feec9d4b_JaffaCakes118

  • Size

    576KB

  • Sample

    240920-a8mm9szfkb

  • MD5

    ec84d2f90193a2217ed2ccd2feec9d4b

  • SHA1

    907e912ecf8e741b6ef6bcf190d157c4b52f1994

  • SHA256

    0a8a9b0025e81b6188a01e87638c65d0d7da274a13e8b3c678f0398f3c7e8331

  • SHA512

    e96762edac1f78603c88a31a83334165fcd229aa5e320e93f29833fb6c3e7c0fe0009bdf330db45015585ab6cfc38edceeabeb4598c76595cf37282afbe52a7d

  • SSDEEP

    6144:A1QMivgpQ25+yApTCg3cz6ufWeLuIrybTQg9o214QTB2I/51pftDKHpDbU69SWvT:wQMiG+2gef5x/xQTB2OfDKC7Wgcxp

Malware Config

Targets

    • Target

      ec84d2f90193a2217ed2ccd2feec9d4b_JaffaCakes118

    • Size

      576KB

    • MD5

      ec84d2f90193a2217ed2ccd2feec9d4b

    • SHA1

      907e912ecf8e741b6ef6bcf190d157c4b52f1994

    • SHA256

      0a8a9b0025e81b6188a01e87638c65d0d7da274a13e8b3c678f0398f3c7e8331

    • SHA512

      e96762edac1f78603c88a31a83334165fcd229aa5e320e93f29833fb6c3e7c0fe0009bdf330db45015585ab6cfc38edceeabeb4598c76595cf37282afbe52a7d

    • SSDEEP

      6144:A1QMivgpQ25+yApTCg3cz6ufWeLuIrybTQg9o214QTB2I/51pftDKHpDbU69SWvT:wQMiG+2gef5x/xQTB2OfDKC7Wgcxp

    • Modifies WinLogon for persistence

    • UAC bypass

    • Adds policy Run key to start application

    • Disables RegEdit 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