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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/01/2025, 12:48

General

  • Target

    JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe

  • Size

    1.2MB

  • MD5

    63c40028125acefa332aaa57ae8938eb

  • SHA1

    9c889a7d6703b17937e4f7e471251387d5fe6d53

  • SHA256

    ed49e852356fc64effbbe3e2d4cc8ea5b9d79b77fa08133b942e3ef3403b34ff

  • SHA512

    b6f038eaae9aa423eac90a2d6f80545c345a2e13dc7c15d76fe03d117830969c34897be9c7288d93d642bee76f51a0c1ccd0e6e09bbbf55543ceea7fcef507ea

  • SSDEEP

    24576:deeuI73ROoGgF9Wu6lqlJ39o16PFViLxmaJ9spcGHcd3fV2ZpGw1bB:dpuI73T59Pwk9xPDcNGIPV2Hr1

Score
10/10

Malware Config

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Vidar Stealer 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Users\Admin\AppData\Local\Temp\build.exe
      "C:\Users\Admin\AppData\Local\Temp\build.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2300
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 1292
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\build.exe

    Filesize

    848KB

    MD5

    eafba1017e94765780d8a5b182d4c325

    SHA1

    7968d32aa44d2c66dc670841d86ef8dba376128f

    SHA256

    0d50080d7267c71894ccfd698c1ef6369cf2b1b182f903c6b8cbab8e1fb524e3

    SHA512

    31ff0f70cafc20e71cbe4e574b4c1460dbb77e85815339bbe191b41c771da1faa201f5fc95ab10a9b8e707df590431060e7c9d7cb8c15bd275523e1d78be2aaa

  • memory/2088-0-0x000007FEF53E3000-0x000007FEF53E4000-memory.dmp

    Filesize

    4KB

  • memory/2088-1-0x000000013F9F0000-0x000000013FB1A000-memory.dmp

    Filesize

    1.2MB

  • memory/2088-2-0x000000001B9B0000-0x000000001BB52000-memory.dmp

    Filesize

    1.6MB

  • memory/2088-3-0x000000001C050000-0x000000001C12C000-memory.dmp

    Filesize

    880KB