Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 20:30

General

  • Target

    1a01dda22d97d68b4189187d5dae6f0bbd78ba1c8efd8a8a3b7d9202b255d58e.dll

  • Size

    76KB

  • MD5

    e2d137e75d74b877a23d9015aabe05b0

  • SHA1

    31a8db28c72b11c39f9dd37d190d40dcc7a18585

  • SHA256

    1a01dda22d97d68b4189187d5dae6f0bbd78ba1c8efd8a8a3b7d9202b255d58e

  • SHA512

    dea8377e5d01e1b7da18e1eb3dae63e21a32256cdf1f619d8f55501d7f84839ff884001ebc8f6018ecda1c54adfecb5c1b4b61a91a2fbe874ea421c8f7df701f

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZJa3:c8y93KQjy7G55riF1cMo03q3

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\1a01dda22d97d68b4189187d5dae6f0bbd78ba1c8efd8a8a3b7d9202b255d58e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4824
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a01dda22d97d68b4189187d5dae6f0bbd78ba1c8efd8a8a3b7d9202b255d58e.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4900
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 712
        3⤵
        • Program crash
        PID:4756
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4900 -ip 4900
    1⤵
      PID:2760

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4900-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/4900-2-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB