Analysis

  • max time kernel
    148s
  • max time network
    134s
  • 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 64eb5531bbee05db713dcd47e4a74c59e27bf067b0cfe9603eeaea5a4601fe90
  • 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:2940
    • 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:820
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 820 -s 724
        3⤵
        • Program crash
        PID:3052
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 820 -ip 820
    1⤵
      PID:2804

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/820-0-0x0000000074800000-0x000000007484C000-memory.dmp

          memory/820-1-0x0000000074740000-0x00000000747F6000-memory.dmp

          memory/820-4-0x0000000077038000-0x0000000077039000-memory.dmp

          memory/820-5-0x0000000077038000-0x0000000077039000-memory.dmp

          memory/820-6-0x0000000077038000-0x0000000077039000-memory.dmp

          memory/820-7-0x0000000000820000-0x0000000000821000-memory.dmp

          memory/820-9-0x0000000074740000-0x00000000747F6000-memory.dmp

          memory/820-8-0x0000000074800000-0x000000007484C000-memory.dmp