Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/05/2026, 12:37

General

  • Target
    Loader/Lib/Qt5Core.dll
  • Size 4.9MB
  • Sample260502-ptpxeafy21
  • SHA256 85e29fd8a95f23a8af5ed0d0e93d18fcc30f95affbb75a1fcb20b873e8e5d8b0
  • MD5 SHA1 SHA512 SSDEEP TLSH
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 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Loader\Lib\Qt5Core.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3432
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Loader\Lib\Qt5Core.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2548
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2548 -s 620
        3⤵
        • Program crash
        PID:1868
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2548 -ip 2548
    1⤵
      PID:1428

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads