Analysis

  • max time kernel
    148s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/11/2026, 15:20

General

  • Target
    2026-11-01_8c37f53e0b9db1db540e8a5dd108cc18_cloudeye_elex_mafia_manuscrypt_rhadamanthys_stop_tofsee.exe
  • Size 1.1MB
  • Sample261102-sq6brsaz71
  • SHA256 002e20e4b47a7fc155ed68d92ab66c1a53c1189fde55779559af3716b3d1d1ec
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • NSIS installer 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-01_8c37f53e0b9db1db540e8a5dd108cc18_cloudeye_elex_mafia_manuscrypt_rhadamanthys_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-01_8c37f53e0b9db1db540e8a5dd108cc18_cloudeye_elex_mafia_manuscrypt_rhadamanthys_stop_tofsee.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5484
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\bbf.tmp\setup_2976.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\bbf.tmp\setup_2976.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3308
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\tmp512015.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\tmp512015.exe
        3⤵
        • Creates a file in the Startup directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1888
        • C:\Windows\SysWOW64\cscript.exe
          "C:\Windows\system32\cscript.exe" "C:\Program Files (x86)\EditPlus\kk51.icw"
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2492
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk51.icw"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1920
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:2008
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\a.bat" "
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3816
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kksetup.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kksetup.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:936
  • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
    "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    PID:5216
  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:628 CREDAT:17410 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:1876

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        kk51.icw

        • Path C:\Program Files (x86)\EditPlus\kk51.icw
        • Size 132B
        • SHA256 80d4baeaafe1a7ae733a93a7e94ea75006d44a193462c0b22a21dd03f4d9af23
        • MD5 SHA1 SHA512 TLSH

        baidu_20.exe

        • Path C:\Program Files (x86)\baidu51\baidu_20.exe
        • Size 240KB
        • SHA256 6b193a8a230c40922af714f86d8372235cb8a15609430d9106a5441ea3fe9290
        • MD5 SHA1 SHA512 SSDEEP TLSH

        E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
        • Size 471B
        • SHA256 de418062023857e86457c3ea1d575a48f10847b9de5f9a9039e4264ce7882ba7
        • MD5 SHA1 SHA512 TLSH

        E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
        • Size 416B
        • SHA256 d7c592b4fb7268d515e812650b2b7a800c2a4390ce2ca8c9cb7ff14ed603f474
        • MD5 SHA1 SHA512 TLSH

        search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico
        • Size 4KB
        • SHA256 5b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07
        • MD5 SHA1 SHA512 SSDEEP TLSH

        suggestions[1].en-US

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9D1I77B7\suggestions[1].en-US
        • Size 17KB
        • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        known_providers_download_v1[1].xml

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\U8AUWZTD\known_providers_download_v1[1].xml
        • Size 88KB
        • SHA256 1e2e25bf730ff20c89d57aa38f7f34be7690820e8279b20127d0014dd27b743f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsc236D.tmp\System.dll
        • Size 11KB
        • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InstallOptions.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsi2513.tmp\InstallOptions.dll
        • Size 14KB
        • SHA256 c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ioSpecial.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsi2513.tmp\ioSpecial.ini
        • Size 569B
        • SHA256 d3583efdde9aa89c0f21be9cef1b7240ff5da0ebc322e45798dc447732a15f26
        • MD5 SHA1 SHA512 TLSH

        nsExec.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss2467.tmp\nsExec.dll
        • Size 6KB
        • SHA256 168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        a.bat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\a.bat
        • Size 89B
        • SHA256 b07b283890271266f492b60349b8fd9956a2abb5b348d5bc9dfd72ace5ecbeb4
        • MD5 SHA1 SHA512 TLSH

        setup_2976.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\bbf.tmp\setup_2976.exe
        • Size 948KB
        • SHA256 bf5cfea302c6eb9c7838916ff3a27759de7086ed82aef80aa63dcaf913d2e8a4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        installstat.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
        • Size 44KB
        • SHA256 9032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kk51.icw

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk51.icw
        • Size 744B
        • SHA256 c7140b310b31607883822dc704a6c7fdd85aee674b7d3c7ad9326ed80e62565c
        • MD5 SHA1 SHA512 TLSH

        kksetup.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kksetup.exe
        • Size 617KB
        • SHA256 80dc046593c048eb4d3413a1b6a0574296272e1a5a8ffdb29de60679abb0b627
        • MD5 SHA1 SHA512 SSDEEP TLSH

        statistics.dll

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\statistics.dll
        • Size 80KB
        • SHA256 54532d963c2850c58e0b35a955e12f5e81ce188fc3609af0571a75bf21375571
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tmp512015.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\tmp512015.exe
        • Size 314KB
        • SHA256 1af995e1508c3a724b7283cea90a462aa76a9fb706c04d8513679f8896be2408
        • MD5 SHA1 SHA512 SSDEEP TLSH