Analysis

  • max time kernel
    1473s
  • max time network
    1493s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    23/05/2024, 00:17

General

  • Target

    rrrr/STRESS TEST/KarhuTestMem/x86/vcomp140.dll

  • Size

    134KB

  • MD5

    be6843ea43fe9b868585f80ad09fe293

  • SHA1

    ba4d9c5bdfd97567c6d7204c34d5db59724a8bef

  • SHA256

    91e8f731d23924d7434a9a938b71aa2acf51f3bb4f3d28b6eb74e9307f9a7639

  • SHA512

    2905ed96384f7b34fa345427bd9a8ba81d0647c1cb3bcd5dfb8562debcc9e2138df38bd2282949b25b798623dfb9cd158d1e82f45951cf938fd9e4c93b1f32ab

  • SSDEEP

    3072:oralhL5TDvgJIXfUhmsV1cHdA6HTjWTRBl/bSHoUna:3tjIIXH1H8nl/+IUna

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\rrrr\STRESS TEST\KarhuTestMem\x86\vcomp140.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\rrrr\STRESS TEST\KarhuTestMem\x86\vcomp140.dll",#1
      2⤵
        PID:5008
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 444
          3⤵
          • Program crash
          PID:1016
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5008 -ip 5008
      1⤵
        PID:3152

      Network

      MITRE ATT&CK Matrix

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      Downloads