Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 04:46

General

  • Target

    FSCapture-10.5-CN/bin/libwebp.dll

  • Size

    491KB

  • MD5

    ef19b06ff151b46589de08cdd17f5282

  • SHA1

    ba552c68fb231615731cfaef3703feaaca7b5794

  • SHA256

    56a31bf39a191303f1b4d8766f481b974d35f3e39eb9525d8e4e88989f7b6f0d

  • SHA512

    c87cded8b3e7d954785534764c7665d08a5b4e30a8e1f8c4ed3d017bb9c27c64944c9c3c95bb0832b6b17c3ee86412ba23f4ca215fcdcd792002e5e64e02f2ad

  • SSDEEP

    6144:kee+bf9cK2+k5NkwaFmMNf6HMdeI3aji2ek+OKHepZwgL7SCr+Sf9EAOmDGPnc:q8Me6IA1ek+/SVEU+

Score
3/10

Malware Config

Signatures

  • 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 WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\FSCapture-10.5-CN\bin\libwebp.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\FSCapture-10.5-CN\bin\libwebp.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2040
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 604
        3⤵
        • Program crash
        PID:1972
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2040 -ip 2040
    1⤵
      PID:4416

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2040-0-0x0000000000740000-0x000000000075E000-memory.dmp

            Filesize

            120KB