Analysis

  • max time kernel
    62s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 22:40

General

  • Target

    6099efc294e4a3afca69f57409d4108609ba124fc2a9c727a4380037b1f87603.dll

  • Size

    76KB

  • MD5

    5c393a405ea238348c8dbc74ff21ed68

  • SHA1

    09ef0a70b3599823f5077fe7b3efd85363e00d58

  • SHA256

    6099efc294e4a3afca69f57409d4108609ba124fc2a9c727a4380037b1f87603

  • SHA512

    8f2d09670931fc51c695bbf4557655249a7589d0a19dda9278d9634e7306e67688d4ebc35077056dce7e8d1c771c042ab8c32b5a363d108ecee5bfa240e55b9f

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZdS:c8y93KQjy7G55riF1cMo03PS

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 2 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • 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\6099efc294e4a3afca69f57409d4108609ba124fc2a9c727a4380037b1f87603.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:392
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6099efc294e4a3afca69f57409d4108609ba124fc2a9c727a4380037b1f87603.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:372
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 712
        3⤵
        • Program crash
        PID:3600
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 372 -ip 372
    1⤵
      PID:2264

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • memory/372-0-0x0000000010000000-0x0000000010030000-memory.dmp

            Filesize

            192KB

          • memory/372-2-0x0000000010000000-0x0000000010030000-memory.dmp

            Filesize

            192KB