Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    19/05/2026, 10:30

General

  • Target
    penis.exe
  • Size 435KB
  • Sample260519-mj5trset5n
  • SHA256 32b9e18956b8760cce9b64f8d37bbbf61417834d5ad1fc8e533db13911f75131
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\penis.exe
    "C:\Users\Admin\AppData\Local\Temp\penis.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\penis.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5916
      • C:\Windows\system32\certutil.exe
        certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\penis.exe" MD5
        3⤵
          PID:5600
        • C:\Windows\system32\find.exe
          find /i /v "md5"
          3⤵
            PID:5632
          • C:\Windows\system32\find.exe
            find /i /v "certutil"
            3⤵
              PID:4548

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

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              Downloads

              memory/2112-0-0x00007FF7321F0000-0x00007FF7322E9000-memory.dmp

              memory/2112-1-0x00007FF7321F0000-0x00007FF7322E9000-memory.dmp