General

  • Target

    4ba27ee8957eee17c7898b3cf854f67d_JaffaCakes118

  • Size

    2.3MB

  • Sample

    241016-geyxrsvgqe

  • MD5

    4ba27ee8957eee17c7898b3cf854f67d

  • SHA1

    1da9557d2d4681ee892c5cd17e01904b94a3ddd4

  • SHA256

    3cb2b92a1a095451a36451ed6ac32aaf9de37e8f1ce38d2290f3108cf29dd4a6

  • SHA512

    3f375a2f24167ecdbe17cd97af6a156994f3c770c38e9d03ea9ec8a55660f0d5ea18679ce834daa73c04049e693906114f72a9b3517ea43617f9859cd7d2c3bf

  • SSDEEP

    49152:lmSU3i1Pi+PuPFdupk8AXbtS1kRnLgPoXLnwCl7WT7SilGjMx:kSSiBZPuPPupkXbtSORnk8xZWTTlKMx

Malware Config

Targets

    • Target

      4ba27ee8957eee17c7898b3cf854f67d_JaffaCakes118

    • Size

      2.3MB

    • MD5

      4ba27ee8957eee17c7898b3cf854f67d

    • SHA1

      1da9557d2d4681ee892c5cd17e01904b94a3ddd4

    • SHA256

      3cb2b92a1a095451a36451ed6ac32aaf9de37e8f1ce38d2290f3108cf29dd4a6

    • SHA512

      3f375a2f24167ecdbe17cd97af6a156994f3c770c38e9d03ea9ec8a55660f0d5ea18679ce834daa73c04049e693906114f72a9b3517ea43617f9859cd7d2c3bf

    • SSDEEP

      49152:lmSU3i1Pi+PuPFdupk8AXbtS1kRnLgPoXLnwCl7WT7SilGjMx:kSSiBZPuPPupkXbtSORnk8xZWTTlKMx

    • UAC bypass

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Enumerates VirtualBox registry keys

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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

    • Checks for any installed AV software in registry

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks