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Analysis

  • max time kernel
    135s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/01/2024, 14:31

General

  • Target

    43ec3c62be835118a6bf4fa3190dc040.dll

  • Size

    841KB

  • MD5

    43ec3c62be835118a6bf4fa3190dc040

  • SHA1

    094faa64b7179c7454a9b9f54325e98c4cac4479

  • SHA256

    7080569c73fa17f5d348110a93668f1e9733cd943464b1be907a395cebbd3b50

  • SHA512

    fb0463a18fd63117aa049ad1c78a7369d2c1263f233d54389346033a677422d6b12ee069cdf61e1fdfa96086e9782746117c99fb37930384d53d0967ebd7114e

  • SSDEEP

    24576:LPIA0kWSWWIYvs5gkbWmQJhFoqZ7FbLaVwes:yyhFoqHWs

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\43ec3c62be835118a6bf4fa3190dc040.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3456
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\43ec3c62be835118a6bf4fa3190dc040.dll,#1
      2⤵
        PID:1984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 680
          3⤵
          • Program crash
          PID:4556
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1984 -ip 1984
      1⤵
        PID:688

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/1984-0-0x0000000000400000-0x00000000004DD000-memory.dmp

        Filesize

        884KB