Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250619-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250619-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/09/2025, 17:51

General

  • Target
    Product List.exe
  • Size 362KB
  • Sample250922-we54eagm21
  • SHA256 9e78e9fe1051d21e27a8b637b8b8a096623a0a0880de1e46bf07e3bd036e8914
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • remcos

Version
  • 7.0.4 Pro

C2
  • 5.206.227.234:2404

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Remcos family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Product List.exe
    "C:\Users\Admin\AppData\Local\Temp\Product List.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Users\Admin\AppData\Local\Temp\Product List.exe
      "C:\Users\Admin\AppData\Local\Temp\Product List.exe"
      2⤵
      • Checks computer location settings
      • Adds Run key to start application
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3960
      • C:\ProgramData\Remcos\remcos.exe
        "C:\ProgramData\Remcos\remcos.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2584
        • C:\ProgramData\Remcos\remcos.exe
          "C:\ProgramData\Remcos\remcos.exe"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of NtCreateThreadExHideFromDebugger
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • System Location Discovery: System Language Discovery
          PID:5632
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\ProgramData\Remcos\remcos.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\ProgramData\Remcos\remcos.exe
      C:\ProgramData\Remcos\remcos.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:5692

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        remcos.exe

        • Path C:\ProgramData\Remcos\remcos.exe
        • Size 362KB
        • SHA256 9e78e9fe1051d21e27a8b637b8b8a096623a0a0880de1e46bf07e3bd036e8914
        • MD5 SHA1 SHA512 SSDEEP

        24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
        • Size 1KB
        • SHA256 4b8853a1b08ee8f968187c5376f8a4e769583a8bade9e84f7dc51f1adac770ab
        • MD5 SHA1 SHA512

        B3513D73A177A2707D910183759B389B_34C83549F86552DDA1376DBDD9F0363F

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B3513D73A177A2707D910183759B389B_34C83549F86552DDA1376DBDD9F0363F
        • Size 472B
        • SHA256 f5fac1d52b020af039c0a10a99c0223631277ae681d52b960dfb425a034e30b3
        • MD5 SHA1 SHA512

        DDE8B1B7E253A9758EC380BD648952AF_9E55CB599BFF1085C731C48FC843F58F

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DDE8B1B7E253A9758EC380BD648952AF_9E55CB599BFF1085C731C48FC843F58F
        • Size 471B
        • SHA256 00b61ce9b34efcebdbda78cee609f2aefae6473d6472682f296a032d19d4bbd9
        • MD5 SHA1 SHA512

        24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
        • Size 410B
        • SHA256 886280344b034d7704dba5a123f831fc3e6f9d1386fc0f83899eebe42e2b0f7f
        • MD5 SHA1 SHA512

        B3513D73A177A2707D910183759B389B_34C83549F86552DDA1376DBDD9F0363F

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B3513D73A177A2707D910183759B389B_34C83549F86552DDA1376DBDD9F0363F
        • Size 398B
        • SHA256 62a2ef52306069560bd555ba57431176743a57e688a20356f5a8f664ec02c5d3
        • MD5 SHA1 SHA512

        DDE8B1B7E253A9758EC380BD648952AF_9E55CB599BFF1085C731C48FC843F58F

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DDE8B1B7E253A9758EC380BD648952AF_9E55CB599BFF1085C731C48FC843F58F
        • Size 410B
        • SHA256 628837fc579fd02c890d51f71ea5c837f1ff7d34aff0dae75f1de625dee33930
        • MD5 SHA1 SHA512

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsv5565.tmp\System.dll
        • Size 11KB
        • SHA256 a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
        • MD5 SHA1 SHA512 SSDEEP

        tmaz.ini

        • Path C:\Users\Admin\AppData\Local\Temp\tmaz.ini
        • Size 29B
        • SHA256 485deb4ab845e535c3e7f1c0975aca6647bbad1a51ef05022dfb4a983c2c889b
        • MD5 SHA1 SHA512

        Coalsacks.ini

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Coalsacks.ini
        • Size 605B
        • SHA256 b4da8238362f72a6aae5223906c31930db0d645bb79d2b5ccf0496ad42bded76
        • MD5 SHA1 SHA512

        Diodia.raj

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Diodia.raj
        • Size 1KB
        • SHA256 11d93e805ee2932021c0e16206db4e077e21e9e9c1b2d063023f2b26960b0541
        • MD5 SHA1 SHA512

        Koblende.txt

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Koblende.txt
        • Size 640B
        • SHA256 d3c50a4b2bb1be5207122b18385cb389308946614f4fb031a26d34eea4a62d51
        • MD5 SHA1 SHA512

        Mesenterical.ini

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Mesenterical.ini
        • Size 365B
        • SHA256 c087cb6830909e131a296df0ad9ac5fc988dec51496ac68f96ecae4a91198e8e
        • MD5 SHA1 SHA512

        Telemekanikernes.Sta

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Telemekanikernes.Sta
        • Size 18KB
        • SHA256 cdd68f5fa903f46421948737a880b98c8ae5204abd1afe6238f42568409e09ca
        • MD5 SHA1 SHA512 SSDEEP

        maleo.ini

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Womaniser\maleo.ini
        • Size 196B
        • SHA256 ab924eeeaf3e408e403b98e9b5d13c0bd0c3cac723e50f73d35e69f684106963
        • MD5 SHA1 SHA512

        otogenous.ini

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Womaniser\otogenous.ini
        • Size 594B
        • SHA256 4ec19a45f0a6366b92ca47c3d1d690ade116a721a7aea58cfd27ad50d1a080be
        • MD5 SHA1 SHA512

        selvmordskandidaterne.jpg

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Womaniser\selvmordskandidaterne.jpg
        • Size 3KB
        • SHA256 f1bbcd32be879afb358838fb8ac3175d32ceb2cf200b581e20bb177064cfa473
        • MD5 SHA1 SHA512

        torsdagsmdes.ini

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Womaniser\torsdagsmdes.ini
        • Size 446B
        • SHA256 56ca21a8ab1a40dafdb53a35c7aac0724ec98aca0efc0563fc1d9f67e7244d72
        • MD5 SHA1 SHA512

        udlaaninger.txt

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\Womaniser\udlaaninger.txt
        • Size 542B
        • SHA256 8a6c382b49838d8296f0ed985919e6ee73b72a3626c48a9ec9f8147873de6634
        • MD5 SHA1 SHA512

        bakgearenes.ini

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\bakgearenes.ini
        • Size 278B
        • SHA256 818987fd7e94648cfe00945068cf0c11c9816f2916b9a8c41486987600b7167e
        • MD5 SHA1 SHA512

        chlamydomonadaceae.udu

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\chlamydomonadaceae.udu
        • Size 21KB
        • SHA256 bb2f1558dd750e6199d53451300f60f1cb9aebcd4dbe25caaa34cd7d54ce3567
        • MD5 SHA1 SHA512 SSDEEP

        dirtplate.txt

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\dirtplate.txt
        • Size 578B
        • SHA256 624fc68dc94fdc73b68fdedeb37277dd441bc487b70624fde4c2ed0628ebda8b
        • MD5 SHA1 SHA512

        forhusenes.ini

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Antisupernatural\forhusenes.ini
        • Size 521B
        • SHA256 f708326519e7d88ee91745db4e7d67caf5f5caa83e496428ea2f3a8439b57071
        • MD5 SHA1 SHA512

        Bankbokse242.ini

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Bankbokse242.ini
        • Size 275B
        • SHA256 e4835a82a8f1271c351865113946bd18410d361273d861eb878c839eef84d82f
        • MD5 SHA1 SHA512

        Irrationalistic179.For

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hydroxylise\turacin\katherines\Irrationalistic179.For
        • Size 354KB
        • SHA256 6d8ff618ca7897fa27819b7812a9063006dbcfdcb58554dc94e382b8128f6c13
        • MD5 SHA1 SHA512 SSDEEP

        memory/1352-25-0x0000000073E14000-0x0000000073E15000-memory.dmp

        memory/3960-49-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/3960-41-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/3960-37-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/3960-27-0x0000000077259000-0x000000007725A000-memory.dmp

        memory/3960-26-0x00000000771B8000-0x00000000771B9000-memory.dmp

        memory/5632-133-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-132-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-144-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-145-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-146-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-147-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-148-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-149-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-150-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-151-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-152-0x0000000000460000-0x00000000016B4000-memory.dmp

        memory/5632-153-0x0000000000460000-0x00000000016B4000-memory.dmp