Analysis

  • max time kernel
    148s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/10/2026, 14:25

General

  • Target
    cfdee02d88afe419a86ab4d93900ffb4774a1c77d0fbf0bb5f015138a475d448.exe
  • Size 2.4MB
  • Sample261016-rrmelsvxev
  • SHA256 cfdee02d88afe419a86ab4d93900ffb4774a1c77d0fbf0bb5f015138a475d448
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: MilleniumRat

    MilleniumRat is a remote access trojan written in C#.

  • Detects MilleniumRAT stealer 1 IoCs
  • Uses browser remote debugging 2 TTPs 1 IoCs

    Can be used to control the browser and steal sensitive information such as credentials and session cookies.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Looks up external IP address via web service 1 TTPs 1 IoCs

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

  • Detect suspicious telegram bot 1 IoCs

    Detect suspicious telegram bot.

  • Enumerates video capture drivers 2 TTPs 1 IoCs

    Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cfdee02d88afe419a86ab4d93900ffb4774a1c77d0fbf0bb5f015138a475d448.exe
    "C:\Users\Admin\AppData\Local\Temp\cfdee02d88afe419a86ab4d93900ffb4774a1c77d0fbf0bb5f015138a475d448.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4468
    • C:\Users\Admin\AppData\Local\Temp\GqDEf0RiiqM\vshost.exe
      "C:\Users\Admin\AppData\Local\Temp\\GqDEf0RiiqM\vshost.exe"
      2⤵
      • Executes dropped EXE
      • Enumerates video capture drivers
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4972
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --remote-debugging-port=9222 --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --profile-directory="Default" --headless --disable-gpu
        3⤵
        • Uses browser remote debugging
        • Enumerates system info in registry
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1992
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x234,0x238,0x23c,0x230,0x244,0x7ff8299dc188,0x7ff8299dc194,0x7ff8299dc1a0
          4⤵
          • Checks processor information in registry
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:556
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --field-trial-handle=2212,i,14900889631030410018,2439571859640597993,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=2992 /prefetch:3
          4⤵
          • System Time Discovery
          PID:668
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c timeout /t 3 /nobreak & rd /s /q "C:\Users\Admin\AppData\Local\Temp\GqDEf0RiiqM"
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1356
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 3 /nobreak
          4⤵
          • System Location Discovery: System Language Discovery
          • Delays execution with timeout.exe
          PID:4320
  • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
    1⤵
      PID:3224

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          50452743-c1ec-473b-ace6-4b4fd2d72217.tmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\50452743-c1ec-473b-ace6-4b4fd2d72217.tmp
          • Size 8KB
          • SHA256 ac2bbb33d9730413d4333e2756996e2d0b32868d2f45c1e37fc43de2a6420d1e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          5196df4d-5884-4cdf-a0a5-e6f778bab581.tmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\5196df4d-5884-4cdf-a0a5-e6f778bab581.tmp
          • Size 9KB
          • SHA256 291feef863dbc3719be488442fa67096cd7b1ed7475d3d650cf8f0e808eb5328
          • MD5 SHA1 SHA512 SSDEEP TLSH

          941c06df-848e-4d90-9a1a-4e641529f0d7.tmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\941c06df-848e-4d90-9a1a-4e641529f0d7.tmp
          • Size 8KB
          • SHA256 ae7aac0e4f2c0b7fbfd2d231c6d73573d06ff52e1cf8dd8fd447b5ea72c2aabd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\metadata
          • Size 114B
          • SHA256 efa695615dd8393d3b77684c97bae33157add48da001d6cca425aa1a6e51c031
          • MD5 SHA1 SHA512 TLSH

          90c2c5cd-101f-4c66-a401-d716adf3c4b1.dmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\reports\90c2c5cd-101f-4c66-a401-d716adf3c4b1.dmp
          • Size 7.3MB
          • SHA256 5601f7bc5023377474f72a48130f1b54394839c620f6251d2cb6e23076524673
          • MD5 SHA1 SHA512 SSDEEP TLSH

          c6da13f7-a25b-41ea-b145-37b8f92d8f49.dmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\reports\c6da13f7-a25b-41ea-b145-37b8f92d8f49.dmp
          • Size 6.5MB
          • SHA256 305758e05bef70d44808c23281e6d7b0c62c7a1ba78fdeb0fbc9a20bf375208a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          settings.dat

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
          • Size 280B
          • SHA256 5421c8b0bf6e5f37422a05b412b233cde63f1db63aa71d65c91c5b31275595c0
          • MD5 SHA1 SHA512 TLSH

          settings.dat

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
          • Size 280B
          • SHA256 5f2d065849a67d46fda07a51746370bd3446fb089643622a07ba4887f941f579
          • MD5 SHA1 SHA512 TLSH

          settings.dat

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
          • Size 280B
          • SHA256 daf8c1243ee20a2e95a6bd65ee87f94e97a213f1bc26473da181514314bf0e5e
          • MD5 SHA1 SHA512 TLSH

          edge_shutdown_crash.txt

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\temp\edge_shutdown_crash.txt
          • Size 1B
          • SHA256 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
          • MD5 SHA1 SHA512

          83d0fd91-c13e-4279-90f9-7b05a9085089.tmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\83d0fd91-c13e-4279-90f9-7b05a9085089.tmp
          • Size 26KB
          • SHA256 ee8d81975b4887c93de92daf309e945fe37b04d36ed901f826710897d6c7dd5f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          data_1

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DawnWebGPUCache\data_1
          • Size 264KB
          • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
          • MD5 SHA1 SHA512 SSDEEP

          74dd7467-8c2b-4202-978f-a5fc547319c0.tmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\74dd7467-8c2b-4202-978f-a5fc547319c0.tmp
          • Size 111B
          • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
          • MD5 SHA1 SHA512 TLSH

          dccd1279-50c7-46cd-ba19-5949017d119e.tmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\dccd1279-50c7-46cd-ba19-5949017d119e.tmp
          • Size 2B
          • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
          • MD5 SHA1 SHA512

          fb5ce7ad-a813-46a9-9bb2-17cd763ec6ac.tmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\fb5ce7ad-a813-46a9-9bb2-17cd763ec6ac.tmp
          • Size 70KB
          • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
          • MD5 SHA1 SHA512 SSDEEP TLSH

          vshost.exe

          • Path C:\Users\Admin\AppData\Local\Temp\GqDEf0RiiqM\vshost.exe
          • Size 2.4MB
          • SHA256 cfdee02d88afe419a86ab4d93900ffb4774a1c77d0fbf0bb5f015138a475d448
          • MD5 SHA1 SHA512 SSDEEP TLSH