Analysis

  • user interaction
    yes
  • max time kernel
    54s
  • max time network
    55s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/06/2026, 19:01

General

  • Target
    ExLoader_Installer.exe
  • Size 173KB
  • Sample260625-xpbg8aew2s
  • SHA256 93006384d339208d7125662bd928722cb3d1ac08855d46fe4fa2d6579e1260f1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 8 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks for any installed AV software in registry 1 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 4 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Looks up external IP address via web service 6 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ExLoader_Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\ExLoader_Installer.exe"
    1⤵
    • Checks for any installed AV software in registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Program Files\ExLoader\ExLoader.exe
      "C:\Program Files\ExLoader\ExLoader.exe" -randomizeAppFolderAndAppTitleNames ExLoader
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:4248
    • C:\Users\Admin\AppData\Local\Temp\OperaSetup.exe
      "C:\Users\Admin\AppData\Local\Temp\OperaSetup.exe" --silent --allusers=0
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2152
      • C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe
        C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe --silent --allusers=0 --server-tracking-blob=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
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Enumerates system info in registry
        • Suspicious use of WriteProcessMemory
        PID:3356
        • C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe
          C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\crash_count.txt" --url=https://crashstats-collector-2.opera.com/ --annotation=channel=Stable --annotation=plat=Win64 --annotation=prod=OperaDesktop --annotation=ver=132.0.5905.102 --initial-client-data=0x26c,0x270,0x274,0x248,0x278,0x7ff67c7a4e08,0x7ff67c7a4e14,0x7ff67c7a4e20
          4⤵
          • Executes dropped EXE
          PID:4504
        • C:\Users\Admin\AppData\Local\Temp\.opera\12246084-3230-4e4e-a43e-41aa19a379d6 Opera Installer Temp\installer.exe
          "C:\Users\Admin\AppData\Local\Temp\.opera\12246084-3230-4e4e-a43e-41aa19a379d6 Opera Installer Temp\installer.exe" --version
          4⤵
          • Executes dropped EXE
          PID:3620
        • C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe
          "C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe" --backend --install --import-browser-data=0 --enable-crash-reporting=1 --enable-stats=1 --enable-installer-stats=1 --consent-given=0 --general-interests=0 --general-location=0 --personalized-content=0 --personalized-ads=0 --launchopera=1 --showunbox=0 --installfolder="C:\Users\Admin\AppData\Local\Programs\Opera" --profile-folder --language=en --singleprofile=0 --copyonly=0 --allusers=0 --setdefaultbrowser=0 --pintotaskbar=1 --pintostartmenu=1 --run-at-startup=1 --show-intro-overlay --server-tracking-data=server_tracking_data --initial-pid=3356 --package-dir-prefix="C:\Users\Admin\AppData\Local\Temp\.opera\12246084-3230-4e4e-a43e-41aa19a379d6 Opera Installer Temp\opera_package_20260625200507" --session-guid=f28d66db-a890-458a-bff3-9690cf0cc457 --server-tracking-blob=OWYyZjEzYWVkNDA1NGJhMjkyNTQ3Yzc2Y2QyMmUzYjFlZDUwNjA1YmY3ZDlkNDhiZDgwYThmMzBiMzViZDYwZTp7ImNvdW50cnkiOiJHQiIsImZhc3Rfb25ib2FyZGluZyI6e30sImluc3RhbGxlcl9uYW1lIjoiT3BlcmFTZXR1cC5leGUiLCJwcm9kdWN0Ijp7Im5hbWUiOiJvcGVyYSJ9LCJxdWVyeSI6Ii9vcGVyYS9zdGFibGU/dXRtX21lZGl1bT1hcGImdXRtX3NvdXJjZT1PRlQmdXRtX2NhbXBhaWduPU5FV19fMTgyMjZhIiwic3lzdGVtIjp7InBsYXRmb3JtIjp7ImFyY2giOiJ4ODZfNjQiLCJvcHN5cyI6IldpbmRvd3MiLCJvcHN5cy12ZXJzaW9uIjoiMTAiLCJwYWNrYWdlIjoiRVhFIn19LCJ0aW1lc3RhbXAiOiIxNzgyNDE0MzA1LjExNzQiLCJ1c2VyYWdlbnQiOiJEYXJ0LzMuMTIgKGRhcnQ6aW8pIiwidXRtIjp7ImNhbXBhaWduIjoiTkVXX18xODIyNmEiLCJtZWRpdW0iOiJhcGIiLCJzb3VyY2UiOiJPRlQifSwidXVpZCI6IjkzYmVlODc4LTE5MTktNDg5Mi1iNzUxLTFhN2UwZmU2MDQ3ZCJ9 --silent --desktopshortcut=1 --wait-for-package --initial-proc-handle=6408000000000000
          4⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Enumerates system info in registry
          • Suspicious use of WriteProcessMemory
          PID:4952
          • C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe
            C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\crash_count.txt" --url=https://crashstats-collector-2.opera.com/ --annotation=channel=Stable --annotation=plat=Win64 --annotation=prod=OperaDesktop --annotation=ver=132.0.5905.102 --initial-client-data=0x278,0x27c,0x280,0x248,0x284,0x7ff67c7a4e08,0x7ff67c7a4e14,0x7ff67c7a4e20
            5⤵
            • Executes dropped EXE
            PID:4244
    • C:\Users\Admin\AppData\Local\Temp\avast_free_antivirus_setup_online.exe
      "C:\Users\Admin\AppData\Local\Temp\avast_free_antivirus_setup_online.exe" /silent
      2⤵
      • Executes dropped EXE
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      PID:4652

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ExLoader.exe

        • Path C:\Program Files\ExLoader\ExLoader.exe
        • Size 201KB
        • SHA256 ee980ee74993c9b31989f38a15e353f4181ed37b721eebff69ec73f489b27bee
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ExLoader.zip

        • Path C:\Program Files\ExLoader\ExLoader.zip
        • Size 23.7MB
        • SHA256 b8bdac39fc5d81fe8b7ac2b44886c8b62bd940837ca3f30316accc502d72d5bf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSVCP140.dll

        • Path C:\Program Files\ExLoader\MSVCP140.dll
        • Size 540KB
        • SHA256 def46aa6a8f72f27bafac0c43334419486a4d1dcdb6c479a8ef7034b3e1fa4cb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        audioplayers_windows_plugin.dll

        • Path C:\Program Files\ExLoader\audioplayers_windows_plugin.dll
        • Size 201KB
        • SHA256 8997cf65c0caba5600f10550cd6138538c108796ed0d3d92d8c6061eca815fea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        app.so

        • Path C:\Program Files\ExLoader\data\app.so
        • Size 21.6MB
        • SHA256 c1d42c9519de7c369d8d808134e7126591e54cbb0e8c8ef1b23b170543506ce6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AssetManifest.bin

        • Path C:\Program Files\ExLoader\data\flutter_assets\AssetManifest.bin
        • Size 9KB
        • SHA256 284c6bdfba0a9dc55429768be10e4d924de30fa04a34078a49f02fbbf34d2185
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FontManifest.json

        • Path C:\Program Files\ExLoader\data\flutter_assets\FontManifest.json
        • Size 332B
        • SHA256 9e0903a9ceb64e32f7a139a143324252aae77dc58dbefb1f211fe03aa33460db
        • MD5 SHA1 SHA512 TLSH

        NativeAssetsManifest.json

        • Path C:\Program Files\ExLoader\data\flutter_assets\NativeAssetsManifest.json
        • Size 45B
        • SHA256 9548a31e4a048135c1d94f919328bfb62ae2c7bb3cab96557c7941daa97776cb
        • MD5 SHA1 SHA512

        Warcraft.jpg

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\backgrounds\Warcraft.jpg
        • Size 98KB
        • SHA256 f88b682b452ad60cf3803cefe5c5c992db9688d47e550d757fa9c2d2114e72ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        en.png

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\flags\en.png
        • Size 4KB
        • SHA256 448a32b3d50aea55f6c8060c6f09c38da95beee18d914b54f83ed27c029dfe2a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NoirPro-Bold.otf

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\fonts\NoirPro-Bold.otf
        • Size 46KB
        • SHA256 b012d85155925bbe2106b20234b96522dec7914f03b09bc6e2fff71554f31bf6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NoirPro-Light.otf

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\fonts\NoirPro-Light.otf
        • Size 45KB
        • SHA256 3c9ef459625f995c62b993b64da299204b741e153ba8e6d988463aaa86b1aa44
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NoirPro-Medium.otf

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\fonts\NoirPro-Medium.otf
        • Size 46KB
        • SHA256 a728e91375dcadbdf6ef6d7e3cd0bbf5c56fb992d5b1be6640b83214c9d015ed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NoirPro-Regular.otf

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\fonts\NoirPro-Regular.otf
        • Size 45KB
        • SHA256 c7fc6d9f2ff611073fa09a6c61a8c086da0ebe8da841a9f4ec4087a3e9b52152
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NoirPro-SemiBold.otf

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\fonts\NoirPro-SemiBold.otf
        • Size 46KB
        • SHA256 50000ce2f0f8bf3018f1d04aa5c6716583b808ca05c802c46a9de4f084a91f7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        grain.png

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\images\grain.png
        • Size 79KB
        • SHA256 cc453dfe977598a839a52037ef947388e008e5cdfe91b1f1a4e85afb5509bee2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mascot.png

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\images\mascot.png
        • Size 72KB
        • SHA256 c9f0d00ad8d0a0b94c258bc154fe2862f39d7f4b374e33c4c86ccc0d5fd77f05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        background_image.frag

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\shaders\background_image.frag
        • Size 13KB
        • SHA256 5f5fdfecd810baa1f83eb877a1a5edfa51e2c7cd1464e00424d1e7cc269cd04f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        modification_card_image.frag

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\shaders\modification_card_image.frag
        • Size 30KB
        • SHA256 1a1b27aed218266978b71d0897408d0d5a31bf2c6c65c5910d99c268752ca69b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        raindrops.frag

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\shaders\raindrops.frag
        • Size 52KB
        • SHA256 0b1f8b720391790ab6f8a2f06f1e7e2e80e65fa7af1f1553396b22030cd2f80b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shimmer_effect.frag

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\shaders\shimmer_effect.frag
        • Size 7KB
        • SHA256 96a65b3d9c24a86a2831d141e24b2a8e4ac3dcb105b6056fb3a3c1b47f58f00b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        winter.frag

        • Path C:\Program Files\ExLoader\data\flutter_assets\resources\shaders\winter.frag
        • Size 70KB
        • SHA256 38ebe55401987f786834aebbdaa6b4f6c4086932972313693b8f7606ac5654e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icudtl.dat

        • Path C:\Program Files\ExLoader\data\icudtl.dat
        • Size 842KB
        • SHA256 998367809a821d595928089c197b3f7959f0420f81f79d4d0daee53378492ed5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        flutter_windows.dll

        • Path C:\Program Files\ExLoader\flutter_windows.dll
        • Size 20.3MB
        • SHA256 3168c546aeb0b0e6a77abc97e0de95b45d13ada150faaad6de75e79acaf3b050
        • MD5 SHA1 SHA512 SSDEEP TLSH

        permission_handler_windows_plugin.dll

        • Path C:\Program Files\ExLoader\permission_handler_windows_plugin.dll
        • Size 113KB
        • SHA256 4f4174a7d232dd9461416c3210f24a43f5d39ab5b67d8cc87e507363936c911f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        url_launcher_windows_plugin.dll

        • Path C:\Program Files\ExLoader\url_launcher_windows_plugin.dll
        • Size 96KB
        • SHA256 2a2d225020411204f2258acec8d538c7aa3b38972d245a968446e23cab02f418
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcruntime140.dll

        • Path C:\Program Files\ExLoader\vcruntime140.dll
        • Size 120KB
        • SHA256 184146852727a9db4eea06178716bec3cdbb1015c911f6b0f915b184ad7775b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcruntime140_1.dll

        • Path C:\Program Files\ExLoader\vcruntime140_1.dll
        • Size 46KB
        • SHA256 e6bfb3662ab4b1969a73441dbe35c96d51441b6bff8cf1fe7430bd5b246ca605
        • MD5 SHA1 SHA512 SSDEEP TLSH

        installer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zS86823BA8\installer.exe
        • Size 8.3MB
        • SHA256 127384a7702d51649f429b462e28f75344a528eec7aaabb60151912fbb788bfa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OperaSetup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\OperaSetup.exe
        • Size 3.1MB
        • SHA256 2733dc390da8d2d3d62f4bde4dba536c0e0b4bb8b3ca5dda6e22d8ec04c8e222
        • MD5 SHA1 SHA512 SSDEEP TLSH

        avast_free_antivirus_setup_online.exe

        • Path C:\Users\Admin\AppData\Local\Temp\avast_free_antivirus_setup_online.exe
        • Size 245KB
        • SHA256 368b71dd0669d4a9f688fa1d90694a02a6304eea9c9f1569611ab839cb788648
        • MD5 SHA1 SHA512 SSDEEP TLSH

        settings.dat

        • Path C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Crash Reports\settings.dat
        • Size 40B
        • SHA256 594dad5e59ede7d07a39b89dc4d7ac52201e4d0c63f07d2155b08a5e2d62e119
        • MD5 SHA1 SHA512

        shared_preferences.json

        • Path C:\Users\Admin\AppData\Roaming\com.swiftsoft\ExLoader\shared_preferences.json
        • Size 235B
        • SHA256 37afa1c6ddbd51d04ed4e38c2fba478cd30746b209308706f3295e5084604709
        • MD5 SHA1 SHA512 TLSH

        locations_v2.csv

        • Path C:\Users\Admin\AppData\Roaming\com.swiftsoft\ExLoader_Installer\network_fallback\locations_v2.csv
        • Size 6.6MB
        • SHA256 4ae78b0a306ecb8ba56d7a8d1ee73de15abb382dc4610ce7ce3fdf67ad6c7649
        • MD5 SHA1 SHA512 SSDEEP TLSH

        weather_now.json

        • Path C:\Users\Admin\AppData\Roaming\com.swiftsoft\ExLoader_Installer\network_fallback\weather_now.json
        • Size 38KB
        • SHA256 79b06bba3e9adf7b79a69b75d18c24b4f61447611c45e9fa1e2ce35e5577bb5a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shared_preferences.json

        • Path C:\Users\Admin\AppData\Roaming\com.swiftsoft\ExLoader_Installer\shared_preferences.json
        • Size 144B
        • SHA256 2038336d27adb130a984056b2cb0a89f01d3bc98d1ae6d94a42ea8f30aa2d7c4
        • MD5 SHA1 SHA512 TLSH

        memory/2540-7-0x000001F73B800000-0x000001F73B880000-memory.dmp

        memory/2540-3-0x000001F73A1F0000-0x000001F73B785000-memory.dmp

        memory/2540-4-0x000001F73A020000-0x000001F73A021000-memory.dmp

        memory/2540-25-0x000001F73C890000-0x000001F73C896000-memory.dmp

        memory/2540-1-0x000001F73A1F0000-0x000001F73B785000-memory.dmp

        memory/2540-2-0x000001F73A1F0000-0x000001F73B785000-memory.dmp

        memory/2540-6-0x000001F73B800000-0x000001F73B880000-memory.dmp

        memory/2540-0-0x000001F73A010000-0x000001F73A011000-memory.dmp

        memory/4248-239-0x000002480E880000-0x000002480E900000-memory.dmp

        memory/4248-229-0x000002480D1B0000-0x000002480D1B1000-memory.dmp

        memory/4248-220-0x000002480D1F0000-0x000002480E781000-memory.dmp

        memory/4248-219-0x000002480D1F0000-0x000002480E781000-memory.dmp

        memory/4248-222-0x000002480D1F0000-0x000002480E781000-memory.dmp

        memory/4248-218-0x000002480D1A0000-0x000002480D1A1000-memory.dmp

        memory/4248-240-0x000002480E880000-0x000002480E900000-memory.dmp

        memory/4248-314-0x0000024808240000-0x00000248096C5000-memory.dmp

        memory/4248-321-0x0000024808240000-0x00000248096C5000-memory.dmp

        memory/4248-322-0x0000024808240000-0x00000248096C5000-memory.dmp