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Analysis

  • max time kernel
    92s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2025, 18:35

General

  • Target

    87ba434eb8453dd4abe002e1207287980e12abed2b4f87839456f5ebeca698f4N.dll

  • Size

    203KB

  • MD5

    e21da323875e9c39f8f5a75914acc580

  • SHA1

    48b373353abdc83662b3fff1f41319422ca4e46a

  • SHA256

    87ba434eb8453dd4abe002e1207287980e12abed2b4f87839456f5ebeca698f4

  • SHA512

    60d3fa76b209e43531328bb4b179a8a953435615f5cac1f476a3d5f42eb6d637a82c2e305ecda1db05c6ea9a5637f73100a7cc125caea561547fc8fe95bab8cf

  • SSDEEP

    3072:aJ8IMILmCa3yx6oFEdgVXnF6C9Ugfxm32n7SpiMAfXB3:5kmCaiEoFEd+F3txm2SpiMgl

Malware Config

Signatures

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • UPX packed file 2 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\87ba434eb8453dd4abe002e1207287980e12abed2b4f87839456f5ebeca698f4N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\87ba434eb8453dd4abe002e1207287980e12abed2b4f87839456f5ebeca698f4N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4804
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 668
        3⤵
        • Program crash
        PID:2752
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4804 -ip 4804
    1⤵
      PID:4500

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4804-0-0x0000000010000000-0x0000000010033000-memory.dmp

      Filesize

      204KB

    • memory/4804-1-0x0000000010000000-0x0000000010033000-memory.dmp

      Filesize

      204KB