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Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/04/2024, 11:46

General

  • Target

    6f76d29b00e83d8fef479e9e261e4fe8f98db387c15d8d8bfebbe03b898c0131.dll

  • Size

    743KB

  • MD5

    39e9973602915b568e471c662003f6ad

  • SHA1

    10d7b6bfdf7af1b7121970948c2f9f8ee9bdd0b7

  • SHA256

    6f76d29b00e83d8fef479e9e261e4fe8f98db387c15d8d8bfebbe03b898c0131

  • SHA512

    46e0d8511931ca5905e012c029d7f14fd5aa958fb6e08e9d0b06c8edab0e66dcd0f99b2f6d34f161bb6f44bbe111606c8696d6ac78afe39509badd52b971d199

  • SSDEEP

    12288:LK/B5QF5BV3wW9uD/mhCQFhvLulYMoGoPMP7ki0sD7VojMOVMl36W/8M:aB5QzB2W9xhzulYMoGoU7nD7VtOVMM4

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Runs net.exe
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f76d29b00e83d8fef479e9e261e4fe8f98db387c15d8d8bfebbe03b898c0131.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3192
    • C:\Windows\system32\cmd.exe
      cmd /C net.exe user WgaUtilAcc 000000 /del
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3124
      • C:\Windows\system32\net.exe
        net.exe user WgaUtilAcc 000000 /del
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3976
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 user WgaUtilAcc 000000 /del
          4⤵
            PID:2192
      • C:\Windows\system32\cmd.exe
        cmd /C net.exe user WgaUtilAcc 30NcrQ0m /add
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1920
        • C:\Windows\system32\net.exe
          net.exe user WgaUtilAcc 30NcrQ0m /add
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2984
          • C:\Windows\system32\net1.exe
            C:\Windows\system32\net1 user WgaUtilAcc 30NcrQ0m /add
            4⤵
              PID:208

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/3192-0-0x0000000051D90000-0x0000000052162000-memory.dmp

        Filesize

        3.8MB

      • memory/3192-1-0x0000000051D90000-0x0000000052162000-memory.dmp

        Filesize

        3.8MB