Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/10/2026, 13:43

General

  • Target
    WINchanger.Loader.exe
  • Size 9.3MB
  • Sample261002-q1p2esbd36
  • SHA256 bf4b81e76904b2741c732c36a9ca89c672ddf12d8ef61fd69119d08dce3b86f8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 2 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WINchanger.Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\WINchanger.Loader.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:5384
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4156

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          catalog-v2-c58071d71a3cbf04.etag

          • Path C:\Users\Admin\AppData\Local\WINchanger\market\catalog-v2-c58071d71a3cbf04.etag
          • Size 66B
          • SHA256 800d1f0f7556cb4d0de3201330ed43518425dd7e87a63bb15d007d8739399ab2
          • MD5 SHA1 SHA512 TLSH

          catalog-v2-c58071d71a3cbf04.json

          • Path C:\Users\Admin\AppData\Local\WINchanger\market\catalog-v2-c58071d71a3cbf04.json
          • Size 108KB
          • SHA256 3e0d338369e44df52d6af0983a9dfc764f43076a2b56dc3097051ea5dc70c06e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          market-filter-state-v1.json.part

          • Path C:\Users\Admin\AppData\Local\WINchanger\market\market-filter-state-v1.json.part
          • Size 301B
          • SHA256 fd2ea009a9be564875841e315d48cac57c96b4a6f946178c88598328335ba752
          • MD5 SHA1 SHA512 TLSH

          memory/5384-9-0x00007FFC8A790000-0x00007FFC8A792000-memory.dmp

          memory/5384-1-0x00007FFC8CB70000-0x00007FFC8CB72000-memory.dmp

          memory/5384-7-0x0000000140000000-0x0000000140D8D000-memory.dmp

          memory/5384-6-0x00007FFC8B1F0000-0x00007FFC8B1F2000-memory.dmp

          memory/5384-8-0x00007FFC8A780000-0x00007FFC8A782000-memory.dmp

          memory/5384-0-0x00000001403DF000-0x000000014080F000-memory.dmp

          memory/5384-5-0x00007FFC8B1E0000-0x00007FFC8B1E2000-memory.dmp

          memory/5384-20-0x00000000022B0000-0x0000000002358000-memory.dmp

          memory/5384-21-0x00000001403DF000-0x000000014080F000-memory.dmp

          memory/5384-22-0x0000000140000000-0x0000000140D8D000-memory.dmp

          memory/5384-2-0x00007FFC8CB80000-0x00007FFC8CB82000-memory.dmp

          memory/5384-3-0x00007FFC8CB90000-0x00007FFC8CB92000-memory.dmp

          memory/5384-4-0x00007FFC8CBA0000-0x00007FFC8CBA2000-memory.dmp