Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/08/2026, 03:18

General

  • Target
    osu!.exe
  • Size 4.3MB
  • Sample260805-dtmlhaxclg
  • SHA256 1a4d5fc5f07cb48446bfb05cb4924ef9217f1695f39dc1bb0dfb156354a53add
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops desktop.ini file(s) 1 IoCs
  • Network Service Discovery 1 TTPs 1 IoCs

    Attempt to gather information on host's network.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 4 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\osu!.exe
    "C:\Users\Admin\AppData\Local\Temp\osu!.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Users\Admin\AppData\Local\Temp\osu!.exe
      "C:\Users\Admin\AppData\Local\Temp\osu!.exe" -repair
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3316
  • C:\Windows\System32\GameBarPresenceWriter.exe
    "C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
    1⤵
    • Network Service Discovery
    PID:748
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:824
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
    1⤵
    • Drops desktop.ini file(s)
    • Checks processor information in registry
    • Modifies registry class
    PID:4688

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        18E6B4A57A6BC7EC9B861CDF2D6D0D02_C3B142D2C5374581DC2FDFFDEDBDEDDB

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\18E6B4A57A6BC7EC9B861CDF2D6D0D02_C3B142D2C5374581DC2FDFFDEDBDEDDB
        • Size 765B
        • SHA256 e34859bb5d9e1be9d43295be5b519a98b8082a88e513d013d745187c9b6c049d
        • MD5 SHA1 SHA512 TLSH

        B2FAF7692FD9FFBD64EDE317E42334BA_93702E680A5530C052C8D2BA33A2225F

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_93702E680A5530C052C8D2BA33A2225F
        • Size 1KB
        • SHA256 a0d6ce27684a757d37eab3719f249b191a0479b5e63a1ec2be4bd6779ff85ad4
        • MD5 SHA1 SHA512 TLSH

        18E6B4A57A6BC7EC9B861CDF2D6D0D02_C3B142D2C5374581DC2FDFFDEDBDEDDB

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18E6B4A57A6BC7EC9B861CDF2D6D0D02_C3B142D2C5374581DC2FDFFDEDBDEDDB
        • Size 484B
        • SHA256 0cf284b339f27e1a754c3e1d4a5a9e9f2388d30f7191f06f13b18a2158c6eda4
        • MD5 SHA1 SHA512 TLSH

        B2FAF7692FD9FFBD64EDE317E42334BA_93702E680A5530C052C8D2BA33A2225F

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_93702E680A5530C052C8D2BA33A2225F
        • Size 482B
        • SHA256 ffe18f037e880971df50fd6484084b9c132d24260d64f1af357869f65964fb52
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 2KB
        • SHA256 6da3f4e7fc757a244dee53cb8681b0128236a1cb93018b8f7caf61f92abeede8
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 3KB
        • SHA256 4e3c5a9dd5b65c21c92e4bca5bfd1e4824da0462b42fc029feffd1a98b23d8c1
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 3KB
        • SHA256 9baeddd412f07a446afa1fe1b62009bcda80043ffaa0cff05f8f92a6495e99cf
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 3KB
        • SHA256 c457d9f0f293d39a843b9807fb69957d8fc94b338e16ef5f4cfa97cb638870e6
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 325B
        • SHA256 492ca4a0a47e8ca9f3af35d2d787f70c9ea7f325795032e3198dce277ef632d8
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 808B
        • SHA256 74eb60364d28641de752f4d8701bcefb88f0856e300ff5e77dd4fb692d50c161
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 898B
        • SHA256 f8f4b4e237ac3456a9e9149af40c98b43c220b6552b16d3f6d6a1a53cf704c26
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 1KB
        • SHA256 ef1b97acdeab2489ea90471e199bf9f825e3db95e58e19a2debb1fb19f142dce
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 1KB
        • SHA256 df9011e3050c0211b6d66620a68347044b34078147ac46428b89a67aaa046209
        • MD5 SHA1 SHA512 TLSH

        update.log

        • Path C:\Users\Admin\AppData\Local\Temp\Logs\update.log
        • Size 2KB
        • SHA256 077dda6820f82dcfc11041bc0a63e23b7f33ea9e67a158f2dc3d19917f0e5142
        • MD5 SHA1 SHA512 TLSH

        OpenTK.dll

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

        libEGL.dll

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

        libGLESv2.dll

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

        osu!.Admin.cfg

        • Path C:\Users\Admin\AppData\Local\Temp\osu!.Admin.cfg
        • Size 4KB
        • SHA256 7c3b50e6cb86863d8d21c8cd1d34f6d1906d5f6856d19ff35b7d03307fab5806
        • MD5 SHA1 SHA512 SSDEEP TLSH

        osu!.cfg.639215004523096294

        • Path C:\Users\Admin\AppData\Local\Temp\osu!.cfg.639215004523096294
        • Size 49B
        • SHA256 f11b2f84271b332b901d6394fd406553d1687af9e265b9a2757138f8ee31938e
        • MD5 SHA1 SHA512

        desktop.ini

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

        memory/2960-11-0x0000000007D10000-0x0000000007D4C000-memory.dmp

        memory/2960-10-0x0000000008050000-0x000000000857C000-memory.dmp

        memory/2960-0-0x00000000006F0000-0x0000000000B36000-memory.dmp

        memory/2960-21-0x0000000008780000-0x000000000878A000-memory.dmp

        memory/2960-15-0x0000000008D90000-0x00000000091BC000-memory.dmp

        memory/2960-26-0x0000000005620000-0x0000000005630000-memory.dmp

        memory/2960-9-0x0000000005620000-0x0000000005630000-memory.dmp

        memory/2960-8-0x00000000077F0000-0x0000000007846000-memory.dmp

        memory/2960-2-0x0000000005630000-0x00000000056C2000-memory.dmp

        memory/2960-1-0x0000000005BE0000-0x0000000006184000-memory.dmp