Analysis

  • max time kernel
    148s
  • max time network
    123s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/07/2026, 15:07

General

  • Target
    steam_api.dll
  • Size 210KB
  • Sample260722-shlbmaxdpg
  • SHA256 dfa223f72fe3b975b5033ec03d505e5a702bf4ff632bce7ba1b8a5ff411f0245
  • 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 behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\steam_api.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:252
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\steam_api.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1852
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 720
        3⤵
        • Program crash
        PID:4660
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 248 -p 1852 -ip 1852
    1⤵
      PID:5648

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1852-0-0x0000000075220000-0x000000007526C000-memory.dmp

          memory/1852-1-0x0000000074FB0000-0x0000000075066000-memory.dmp

          memory/1852-4-0x0000000077A58000-0x0000000077A59000-memory.dmp

          memory/1852-5-0x0000000077A58000-0x0000000077A59000-memory.dmp

          memory/1852-6-0x0000000077A58000-0x0000000077A59000-memory.dmp

          memory/1852-7-0x0000000001120000-0x0000000001121000-memory.dmp

          memory/1852-9-0x0000000074FB0000-0x0000000075066000-memory.dmp

          memory/1852-8-0x0000000075220000-0x000000007526C000-memory.dmp