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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/05/2024, 04:40

General

  • Target

    a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da.dll

  • Size

    76KB

  • MD5

    88a042e89eb48abeb1d6650da1bc18a0

  • SHA1

    5420dfb5281d8f2f6ccb302960e3660162750dcc

  • SHA256

    a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da

  • SHA512

    0739854503cd4cf76c964e8373f04167db96b3cc5625086d009689dc9ee323d43d70ccf93360a53c5dd626ffe0f8fddb5e90e8d6a5abc8fd27d5ac2a01e1c07f

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZbLTkUg:c8y93KQjy7G55riF1cMo039P3g

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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:868
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4668
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 712
        3⤵
        • Program crash
        PID:428
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4668 -ip 4668
    1⤵
      PID:3720

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4668-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/4668-1-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB