Analysis

  • max time kernel
    93s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 13:08

General

  • Target

    b351a8fd0b83e77e7c359d8ed4215f21ef25deafa8be10e6a4aa42ac4a9e0869.dll

  • Size

    76KB

  • MD5

    8a7f8197849c53f6d25d27023bc8d89d

  • SHA1

    8ff1e8e828263715271a2fb435746dd4a0c897ae

  • SHA256

    b351a8fd0b83e77e7c359d8ed4215f21ef25deafa8be10e6a4aa42ac4a9e0869

  • SHA512

    6fbd94f87c0444b5d6007ed71a6401bbb8f53b2a5a167a406be9afdc88c8c24c33f21627912d3adb01691348af92058ae45e50b85c7caa47579715de22bfe2cb

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZmuTFp+Q8H:c8y93KQjy7G55riF1cMo034Q8H

Score
5/10

Malware Config

Signatures

  • 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\b351a8fd0b83e77e7c359d8ed4215f21ef25deafa8be10e6a4aa42ac4a9e0869.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3136
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b351a8fd0b83e77e7c359d8ed4215f21ef25deafa8be10e6a4aa42ac4a9e0869.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4292
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 700
        3⤵
        • Program crash
        PID:4640
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4292 -ip 4292
    1⤵
      PID:3892

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4292-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/4292-2-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB