General

  • Target

    ed82058eda9e6ad70b2a81a3b3c0767c_JaffaCakes118

  • Size

    464KB

  • Sample

    240920-nvjlcathrc

  • MD5

    ed82058eda9e6ad70b2a81a3b3c0767c

  • SHA1

    19e729460740a8371c408b91fbb28358f6b635f8

  • SHA256

    a9b2531420fa9044d3a9c4d8f73c947751f4233aa913ea9a7d6cf8835de5c8bc

  • SHA512

    721627d74703832c208c1c9fdd587ec52174571c11331c49f37b406bc25bda4c1540ea0244686885366533e6595f14b5c419f92eb608fa6938d745984d579ce7

  • SSDEEP

    6144:8eXajnXTrkY9Nfl7ZOD9aelcbhSF1nfWpVbPP/KCIxijzUd/qHBdjK0DdvRgfAvP:8eX0rkcfstvnf9Cvjod/qSOJ2AvP

Malware Config

Targets

    • Target

      ed82058eda9e6ad70b2a81a3b3c0767c_JaffaCakes118

    • Size

      464KB

    • MD5

      ed82058eda9e6ad70b2a81a3b3c0767c

    • SHA1

      19e729460740a8371c408b91fbb28358f6b635f8

    • SHA256

      a9b2531420fa9044d3a9c4d8f73c947751f4233aa913ea9a7d6cf8835de5c8bc

    • SHA512

      721627d74703832c208c1c9fdd587ec52174571c11331c49f37b406bc25bda4c1540ea0244686885366533e6595f14b5c419f92eb608fa6938d745984d579ce7

    • SSDEEP

      6144:8eXajnXTrkY9Nfl7ZOD9aelcbhSF1nfWpVbPP/KCIxijzUd/qHBdjK0DdvRgfAvP:8eX0rkcfstvnf9Cvjod/qSOJ2AvP

    • 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