Analysis

  • max time kernel
    92s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2024 01:24

General

  • Target

    5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7daN.dll

  • Size

    76KB

  • MD5

    bba43f317b98af4e1887c3585d364b60

  • SHA1

    614557a7218a0eff0c5f54e87aae5712efb50144

  • SHA256

    5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7da

  • SHA512

    cf13988b2dfce7044cba870740357cfa68b1e89d6dbfbf6b14bf76f221dfaf9a79117fed7ab670f8305bf6ab618238efcc2c52036549dafd4be4e2c1bb1e72c7

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZjgiSG:c8y93KQjy7G55riF1cMo03Oc

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\5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7daN.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7daN.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:5044
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5044 -s 712
        3⤵
        • Program crash
        PID:320
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5044 -ip 5044
    1⤵
      PID:228

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/5044-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/5044-2-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB