Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/10/2026, 17:27

General

  • Target
    osu!install.exe
  • Size 4.3MB
  • Sample261024-v1j8dsv1ex
  • SHA256 3adc2d001aacced5f92ba8ae24121980d5e23f5653f37d14cf4765bca1abd9f9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Network Service Discovery 1 TTPs 1 IoCs

    Attempt to gather information on host's network.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 6 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 6 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 3 IoCs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Modifies registry class 3 IoCs
  • Modifies system certificate store 2 TTPs 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\osu!install.exe
    "C:\Users\Admin\AppData\Local\Temp\osu!install.exe"
    1⤵
    • Checks computer location settings
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Users\Admin\AppData\Local\osu!\osu!.exe
      "C:\Users\Admin\AppData\Local\osu!\osu!.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3376
      • C:\Users\Admin\AppData\Local\osu!\osu!.exe
        "C:\Users\Admin\AppData\Local\osu!\osu!.exe"
        3⤵
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Executes dropped EXE
        • Loads dropped DLL
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3340
  • C:\Windows\System32\GameBarPresenceWriter.exe
    "C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
    1⤵
    • Network Service Discovery
    PID:4432
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:1860
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
    1⤵
    • Checks processor information in registry
    • Modifies registry class
    PID:1144
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
    1⤵
    • Checks processor information in registry
    • Modifies registry class
    PID:4732
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:2256
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:4296
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
    1⤵
    • Checks processor information in registry
    • Modifies registry class
    PID:4904
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:2264

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        5080DC7A65DB6A5960ECD874088F3328_BC00434159DAE8351451CCE9C748F5D7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\5080DC7A65DB6A5960ECD874088F3328_BC00434159DAE8351451CCE9C748F5D7
        • Size 2KB
        • SHA256 bc2a68b78dfb66ed39b1aa6dba9cabf2c31b11bee3e7a8f32cfdda7c54740df9
        • MD5 SHA1 SHA512 TLSH

        515195B826B230146D00BC66A056A7F8

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\515195B826B230146D00BC66A056A7F8
        • Size 20KB
        • SHA256 034e94d045144c71a7034e5001f55b054ebade81894a327262dace7fc739aaf6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        5A6896595A9B5FF7A8254147F2B2367B

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\5A6896595A9B5FF7A8254147F2B2367B
        • Size 22KB
        • SHA256 e8f98188ac01b7d8032e387c00ddc10c9869b2d1535655dd86032180db4b5acf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        77003E887FC21E505B9E28CBA30E18ED_8ACE642DC0A43382FABA7AE806561A50

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77003E887FC21E505B9E28CBA30E18ED_8ACE642DC0A43382FABA7AE806561A50
        • Size 2KB
        • SHA256 ac810288faef02ade339a717909918aac5cd2a28deedb1f6f5e2be3bf0cbf393
        • MD5 SHA1 SHA512 TLSH

        B2FAF7692FD9FFBD64EDE317E42334BA_2DBE917624E9880FE0C7C5570D56E691

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_2DBE917624E9880FE0C7C5570D56E691
        • Size 1KB
        • SHA256 17e95d52d772dd9935fe52c59566f8742fdbee09d7c5d06b81e5246a78a226a0
        • MD5 SHA1 SHA512 TLSH

        D2B5168CDD0EBF4C0C8EA1C3A1FAE07F_69320653974E97D8129B19E9D4DB56AA

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D2B5168CDD0EBF4C0C8EA1C3A1FAE07F_69320653974E97D8129B19E9D4DB56AA
        • Size 509B
        • SHA256 173a00021238c14ba740b8f96851ca29d3e78b43ef3487112c1dc4e86e2aafbf
        • MD5 SHA1 SHA512 TLSH

        EF7234CDBB1649702229F955C785C39F

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EF7234CDBB1649702229F955C785C39F
        • Size 785B
        • SHA256 9e153cc9331fb887cacd6f08cfa3dc5aac7b9b26b4b9cfa75d2ac57288e9142a
        • MD5 SHA1 SHA512 TLSH

        5080DC7A65DB6A5960ECD874088F3328_BC00434159DAE8351451CCE9C748F5D7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\5080DC7A65DB6A5960ECD874088F3328_BC00434159DAE8351451CCE9C748F5D7
        • Size 490B
        • SHA256 734992d94b73e7fa8a986ae5b50d63693a4deb7d7c595136dacae04502d13c28
        • MD5 SHA1 SHA512 TLSH

        515195B826B230146D00BC66A056A7F8

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\515195B826B230146D00BC66A056A7F8
        • Size 290B
        • SHA256 9fd9edf0113e2240d02bee0f9daad4d7a70d7eacece99189725ba493219e284b
        • MD5 SHA1 SHA512 TLSH

        5A6896595A9B5FF7A8254147F2B2367B

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\5A6896595A9B5FF7A8254147F2B2367B
        • Size 290B
        • SHA256 a717134133ccef0c14b9e9b40e08e6cd9f2b4f9bdff9a7fdcf4853fdb7bc0869
        • MD5 SHA1 SHA512 TLSH

        77003E887FC21E505B9E28CBA30E18ED_8ACE642DC0A43382FABA7AE806561A50

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77003E887FC21E505B9E28CBA30E18ED_8ACE642DC0A43382FABA7AE806561A50
        • Size 422B
        • SHA256 60aabe9957634cdf590f301872453deb1d1203bbe4965c7aac8261356d426393
        • MD5 SHA1 SHA512 TLSH

        B2FAF7692FD9FFBD64EDE317E42334BA_2DBE917624E9880FE0C7C5570D56E691

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_2DBE917624E9880FE0C7C5570D56E691
        • Size 486B
        • SHA256 ec53a82368416346ea8bf62f47478dd82fb8617a4b5e20b06fc0bf9022e8de13
        • MD5 SHA1 SHA512 TLSH

        D2B5168CDD0EBF4C0C8EA1C3A1FAE07F_69320653974E97D8129B19E9D4DB56AA

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D2B5168CDD0EBF4C0C8EA1C3A1FAE07F_69320653974E97D8129B19E9D4DB56AA
        • Size 498B
        • SHA256 ef3fb5e6fe1d56fc024078ca5f7711bed0824dca56fe54e5811a6e8e8e5fd303
        • MD5 SHA1 SHA512 TLSH

        EF7234CDBB1649702229F955C785C39F

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EF7234CDBB1649702229F955C785C39F
        • Size 308B
        • SHA256 cc7cae937075493e2332bed42ef10b13159ce96992faa8617d204243edc573e6
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\osu!\Logs\update.log
        • Size 325B
        • SHA256 c171d28dfaa2cb429e04212263a10b91fc4acdb38529d3932f4c0abb0c8761b4
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\osu!\Logs\update.log
        • Size 583B
        • SHA256 42585c89560b6f89518687e92757b16a8ef9f50735515137024f9b42ce8205d1
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\osu!\Logs\update.log
        • Size 4KB
        • SHA256 7ca72559fdc6d1f3d467988315f69423bd0a66abbcdb457684f310c685c1f67a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\osu!\Logs\update.log
        • Size 233B
        • SHA256 03859bb4ec6d8999a720e14572f231ec8f4cd1b244cb25edd8e46c795923e4b7
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\osu!\Logs\update.log
        • Size 616B
        • SHA256 e837c1d88312b759195572fa77c372c20084358b9759f99fd63e3df49dd5cd9f
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\osu!\Logs\update.log
        • Size 987B
        • SHA256 9aacdac63dc5563c1e838d589e8d088090904599521654b3d10c6846d3959a7a
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\osu!\Logs\update.log
        • Size 3KB
        • SHA256 2be630dddc18a7b82962a61252ea5551700ea048a806e1e16ef445a19be276fb
        • MD5 SHA1 SHA512 TLSH

        update_success.log

        • Path C:\Users\Admin\AppData\Local\osu!\Logs\update_success.log
        • Size 6KB
        • SHA256 7c78e1fe4e74260751a4bb077c9523a44d162f55ab2473cd347b2fa08a798510
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.Ink.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\Microsoft.Ink.dll
        • Size 456KB
        • SHA256 1081255de41aafd51bc8f4e4404ef02209e59625ae65fa926657df5690716c5d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OpenTK.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\OpenTK.dll
        • Size 4.2MB
        • SHA256 b415f3e061d9758316074dcbf31d6dba48cb0b89405254db94ead0e43ed88511
        • MD5 SHA1 SHA512 SSDEEP TLSH

        avcodec-51.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\avcodec-51.dll
        • Size 4.2MB
        • SHA256 e512fe71775f767285cfb3310d8f1ac042639ab3d1a02ca3675b82cfd3cbc702
        • MD5 SHA1 SHA512 SSDEEP TLSH

        avformat-52.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\avformat-52.dll
        • Size 711KB
        • SHA256 b155e2bfce3adbbc45d01ec991160ab4fab7e8d33a0ab835463da860d3693867
        • MD5 SHA1 SHA512 SSDEEP TLSH

        avutil-49.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\avutil-49.dll
        • Size 77KB
        • SHA256 e51523f179a8ab8101eaa3e587c5e1dfe6c19636ecfa582896833f06d2e79064
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bass.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\bass.dll
        • Size 125KB
        • SHA256 67766e574baa86eb8317623acc2957e8e28944bb801a8c10a0fa9d29fdb4cfd3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bass_fx.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\bass_fx.dll
        • Size 50KB
        • SHA256 81111a1cb6f8f362cf232e21098c563fe1409160300f2a254f2a1762e5d4db04
        • MD5 SHA1 SHA512 SSDEEP TLSH

        d3dcompiler_47.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\d3dcompiler_47.dll
        • Size 3.3MB
        • SHA256 efbdbbcd0d954f8fdc53467de5d89ad525e4e4a9cfff8a15d07c6fdb350c407f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libEGL.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\libEGL.dll
        • Size 146KB
        • SHA256 041a631d114e45a11c43efe3b7712a10ce8052cf4b313c7f4577a5b9adb78072
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libGLESv2.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\libGLESv2.dll
        • Size 3.2MB
        • SHA256 cbfc536b80405da7b5c37c97fceaf2310daf58d78c806140367b8f513352342f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        osu!auth.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\osu!auth.dll
        • Size 15.2MB
        • SHA256 d30b1d334a8b2d9e833e48a657ff1647a74f96b49d296522a4979428db1bdc22
        • MD5 SHA1 SHA512 SSDEEP TLSH

        osu!gameplay.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\osu!gameplay.dll
        • Size 30.4MB
        • SHA256 ba3467a8db908d81a0729f78fdc5c8f1d1595d3da4e5a9a34be9a16e06da9f87
        • MD5 SHA1 SHA512 SSDEEP TLSH

        osu!seasonal.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\osu!seasonal.dll
        • Size 3.5MB
        • SHA256 27decc7e0c959078325eb800b04626d6b9498b33cf118850c0e7b78dea470500
        • MD5 SHA1 SHA512 SSDEEP TLSH

        osu!ui.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\osu!ui.dll
        • Size 24.8MB
        • SHA256 22e041674931161e2c2c15241fb6c5f3125f8d57e4660ef7c0b7fb64449253c7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pthreadGC2.dll

        • Path C:\Users\Admin\AppData\Local\osu!\_pending\pthreadGC2.dll
        • Size 75KB
        • SHA256 b18c8437663002e4a4f06c4c1b7bec71fe13e5e6bbb927c68a273de02a5c690f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        osu!.cfg

        • Path C:\Users\Admin\AppData\Local\osu!\osu!.cfg
        • Size 856B
        • SHA256 d037fe50380998945e319279b06903c9336c304c0b9b47e8e89d3292c76fb6b4
        • MD5 SHA1 SHA512 TLSH

        osu!.exe

        • Path C:\Users\Admin\AppData\Local\osu!\osu!.exe
        • Size 4.3MB
        • SHA256 3adc2d001aacced5f92ba8ae24121980d5e23f5653f37d14cf4765bca1abd9f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        desktop.ini

        • Path C:\Users\Admin\Videos\Captures\desktop.ini
        • Size 190B
        • SHA256 86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2
        • MD5 SHA1 SHA512 TLSH

        memory/2464-15-0x0000000006C80000-0x0000000006CBC000-memory.dmp

        memory/2464-17-0x0000000005D60000-0x0000000005D70000-memory.dmp

        memory/2464-16-0x0000000007290000-0x000000000729A000-memory.dmp

        memory/2464-19-0x0000000005D60000-0x0000000005D70000-memory.dmp

        memory/2464-14-0x0000000005D60000-0x0000000005D70000-memory.dmp

        memory/2464-18-0x0000000005D60000-0x0000000005D70000-memory.dmp

        memory/2464-2-0x0000000005C70000-0x0000000005D02000-memory.dmp

        memory/2464-0-0x0000000000D80000-0x00000000011D6000-memory.dmp

        memory/2464-1-0x0000000006320000-0x00000000068C4000-memory.dmp

        memory/3340-366-0x000000000DCD0000-0x000000000E0FC000-memory.dmp

        memory/3340-422-0x0000000074770000-0x0000000074F20000-memory.dmp

        memory/3340-367-0x000000000E100000-0x000000000E454000-memory.dmp

        memory/3340-378-0x000000000E860000-0x000000000EA70000-memory.dmp

        memory/3340-386-0x0000000008860000-0x0000000008873000-memory.dmp

        memory/3340-383-0x000000006E280000-0x000000006E2D7000-memory.dmp

        memory/3340-389-0x0000000008B20000-0x0000000008B94000-memory.dmp

        memory/3340-351-0x0000000007070000-0x00000000070C6000-memory.dmp

        memory/3340-435-0x000000006F8A0000-0x00000000707DC000-memory.dmp

        memory/3340-363-0x000000006F8A0000-0x00000000707DC000-memory.dmp

        memory/3340-431-0x0000000008860000-0x0000000008873000-memory.dmp

        memory/3376-285-0x00000000055F0000-0x0000000005600000-memory.dmp

        memory/3376-48-0x000000000A530000-0x000000000AA5C000-memory.dmp

        memory/3376-39-0x00000000055F0000-0x0000000005600000-memory.dmp

        memory/3376-37-0x00000000055F0000-0x0000000005600000-memory.dmp

        memory/3376-63-0x000000000A4B0000-0x000000000A4D2000-memory.dmp

        memory/3376-64-0x000000000AB30000-0x000000000AE84000-memory.dmp

        memory/3376-289-0x00000000055F0000-0x0000000005600000-memory.dmp