Overview

overview

10

Static

static

3

711d68a2aa...18.exe

windows7-x64

10

711d68a2aa...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    711d68a2aac69933c6bc51d9b15c772a_JaffaCakes118
  • Size 11.1MB
  • Sample241023-2gnj2aserf
  • SHA256 678fd0740b97f8f3c4ecc01f37b224d4675a7f6eb790f2aa6b069d03e290dadf
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
discoverypersistenceransomware

Malware Config

Targets

    • Target
      711d68a2aac69933c6bc51d9b15c772a_JaffaCakes118
    • Size 11.1MB
    • SHA256 678fd0740b97f8f3c4ecc01f37b224d4675a7f6eb790f2aa6b069d03e290dadf
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    discoverypersistenceransomware

    • Modifies WinLogon for persistence

      persistence

    • Renames multiple (91) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Drops autorun.inf file

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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks