Overview

overview

10

Static

static

7

58526d874d...18.exe

windows7-x64

10

58526d874d...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    58526d874ddea9b27766b8b0c9706204_JaffaCakes118
  • Size 381KB
  • Sample241018-thfa2sxfrm
  • SHA256 fee1e1f8496859705bc15242a3942255b4b9d93c7a7fc53764b68bd2763ec5db
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
aspackv2discoverypersistenceransomware

Malware Config

Targets

    • Target
      58526d874ddea9b27766b8b0c9706204_JaffaCakes118
    • Size 381KB
    • SHA256 fee1e1f8496859705bc15242a3942255b4b9d93c7a7fc53764b68bd2763ec5db
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    aspackv2discoverypersistenceransomware

    • 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

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • 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