Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11/05/2024, 10:42

General

  • Target
    $PLUGINSDIR/version.dll
  • Size 22KB
  • Sample240511-mrr8msfg35
  • SHA256 31144e8b156fe87317073c48a09abcb033fda8dbdd96986c4abea8c00c00355f
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\version.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\version.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2368
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 228
        3⤵
        • Program crash
        PID:2944

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/2368-0-0x00000000001F0000-0x0000000000202000-memory.dmp

        memory/2368-1-0x00000000001F0000-0x0000000000202000-memory.dmp