Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2025 07:42

General

  • Target

    728d4475a568f8dc85ed212595bdfcf8937cf85e9e0ee48d4b05469d3a07b0a5.dll

  • Size

    76KB

  • MD5

    cbfbcddac26ed45f8a28796fb3c29ad8

  • SHA1

    08a5cfbb174dc970f71ffc4383b2094138d3adc1

  • SHA256

    728d4475a568f8dc85ed212595bdfcf8937cf85e9e0ee48d4b05469d3a07b0a5

  • SHA512

    ca9a7637309b386b3c22651d1551a9a318b0bb2eb45b1379cddc6f9f15b879b49ac2fef5dde45bc40685dac8e7511df06acd34b4f00e0ee6d7aa219dc0367b3d

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZTKMvw5B3:c8y93KQjy7G55riF1cMo03Lve

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\728d4475a568f8dc85ed212595bdfcf8937cf85e9e0ee48d4b05469d3a07b0a5.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4048
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\728d4475a568f8dc85ed212595bdfcf8937cf85e9e0ee48d4b05469d3a07b0a5.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4596
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 712
        3⤵
        • Program crash
        PID:4908
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4596 -ip 4596
    1⤵
      PID:4456

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4596-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/4596-2-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB