Analysis

  • max time kernel
    150s
  • max time network
    129s
  • 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, 04:46

General

  • Target
    2026-11-01_e8ac255ecabb195c6439154d0c681c31_elex_stop_yuner.exe
  • Size 512KB
  • Sample261102-fd2ftshs4p
  • SHA256 5f5cb57c56444470c261bae404718f0ff471ff45bc1983b1dc6d9bb0b70e68c5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Sohanad, Svich

    Sohanad is a worm written in C++.

  • Detects Sohanad worm 11 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visibility of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 12 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 11 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 2 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 6 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 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-01_e8ac255ecabb195c6439154d0c681c31_elex_stop_yuner.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-01_e8ac255ecabb195c6439154d0c681c31_elex_stop_yuner.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2456
    • C:\Windows\SysWOW64\awixjovqyz.exe
      awixjovqyz.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visibility of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Windows\SysWOW64\roetfrvr.exe
        C:\Windows\system32\roetfrvr.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3756
    • C:\Windows\SysWOW64\ubndtcfilqibvqo.exe
      ubndtcfilqibvqo.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3532
    • C:\Windows\SysWOW64\roetfrvr.exe
      roetfrvr.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1716
    • C:\Windows\SysWOW64\hhknzocykdvwk.exe
      hhknzocykdvwk.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4504
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:460

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        PROTTPLN.DOC.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe
        • Size 512KB
        • SHA256 0506d64efbed8b3111a46985b743556470d0b2ee50a7d2bede76ec61dbec93c9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PROTTPLV.DOC.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
        • Size 512KB
        • SHA256 bf7f1795aea3245302baf657a08d5a5cc95105fa224b90b951cbdddb048c1733
        • MD5 SHA1 SHA512 SSDEEP TLSH

        iso690.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCDC3E4.tmp\iso690.xsl
        • Size 263KB
        • SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC394.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC394.tmp
        • Size 30KB
        • SHA256 434576eb1a16c2d14d666a33edde76717c896d79f45df56742afd90acb9f21ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC395.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC395.tmp
        • Size 30KB
        • SHA256 d250eb1f93b43efb7654b831b4183c9caec2d12d4efee8607fee70b9fab20730
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC3A6.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC3A6.tmp
        • Size 30KB
        • SHA256 7e1a90cdb2ba7f03abcb4687f0931858bf57e13552e0e4e54ec69a27325011ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC3A7.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC3A7.tmp
        • Size 32KB
        • SHA256 df3fff163924d08517b41455f2d06788ba4e49c68337d15ecf329be48cf7da2d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC3A8.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC3A8.tmp
        • Size 31KB
        • SHA256 5d13f9907ac381d19f0a7552fd6d9fc07c9bd42c0f9ce017fff75587e1890375
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC3A9.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC3A9.tmp
        • Size 30KB
        • SHA256 8077c92c66d15d7e03fbff3a48bd9576b80f698a36a44316eaba81ee8043b673
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC3AA.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC3AA.tmp
        • Size 45KB
        • SHA256 40e9af9284ff07fdb75c33a11a794f5333712baa4a6cf82fa529fbaf5ad0fed0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC3AB.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC3AB.tmp
        • Size 32KB
        • SHA256 3c6f66790c543d4e9d8e0e6f476b1acadf0a5fcdd561b8484d8dddadfdf8134b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC3BC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC3BC.tmp
        • Size 30KB
        • SHA256 cebe759bc4509700e3d23c6a5df8d889132a60ebc92260a74947eaa1089e2789
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC3BD.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC3BD.tmp
        • Size 34KB
        • SHA256 9e46b8ba0bad6e534af33015c86396c33c5088d3ae5389217a5e90ba68252374
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC416.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC416.tmp
        • Size 30KB
        • SHA256 e0100320a4f63e07c77138a89ea24a1cbd69784a89fe3bf83e35576114b4ce02
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC437.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC437.tmp
        • Size 34KB
        • SHA256 23ccfb7206a8f77a13080998ec6ef95b59b3c3e12b72b2d2ad4e53b0b26bb8c3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC7A4.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC7A4.tmp
        • Size 28KB
        • SHA256 da2f261c3c82e229a097a9302c8580f014bb6442825db47c008da097cfce0ee4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CheckpointPop.doc.exe

        • Path C:\Users\Admin\AppData\Roaming\CheckpointPop.doc.exe
        • Size 512KB
        • SHA256 fcdf15a8f9418ba76ae4bea2e7e204340342ed9b233b9d4364ff1da692a48cb3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        index.dat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 415B
        • SHA256 51769950ba31d50ef4cc72943bb7f972d8a7b2f475a63b77fa369b3ec1e78999
        • MD5 SHA1 SHA512 TLSH

        URNY95QC0BNWLU4YTJMR.temp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\URNY95QC0BNWLU4YTJMR.temp
        • Size 4KB
        • SHA256 b60ef506b9959bee1bb40428e1298e9c25c7076df38e1e75a1cbe79c2a3c1341
        • MD5 SHA1 SHA512 SSDEEP TLSH

        YM528CLTWBXSBQBWX1DX.temp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\YM528CLTWBXSBQBWX1DX.temp
        • Size 4KB
        • SHA256 72098c3558aeba70592bd19a38469fcf64c1f583643b8e246094d85c50d72234
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StepLock.doc.exe

        • Path C:\Users\Admin\Downloads\StepLock.doc.exe
        • Size 512KB
        • SHA256 4752ae9c62df1d1a734f90c4e4d2d66601610c836e1f4c3cbc3c77e6b15b2dda
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StepLock.nal

        • Path C:\Users\Admin\Downloads\StepLock.nal
        • Size 467KB
        • SHA256 c01c0c5fdb969d69b80b5efe75a9f6951cfd9659b4c6dae4ffab5e9b9a69a1e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        EnableSubmit.doc.exe

        • Path C:\Users\Admin\Music\EnableSubmit.doc.exe
        • Size 512KB
        • SHA256 fdf882fef787beff18acdea5c3cc65680b2a9832800f064b5a717160e87c85a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        awixjovqyz.exe

        • Path C:\Windows\SysWOW64\awixjovqyz.exe
        • Size 512KB
        • SHA256 bb7087b68bebc8abc4a70c15019e7edb90355b6cfc2f86102836a0f001583341
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hhknzocykdvwk.exe

        • Path C:\Windows\SysWOW64\hhknzocykdvwk.exe
        • Size 512KB
        • SHA256 a31ef554cc2ebd0a42215ecb9411066f29d51c637b833fe1a24f052d3e1a1a44
        • MD5 SHA1 SHA512 SSDEEP TLSH

        roetfrvr.exe

        • Path C:\Windows\SysWOW64\roetfrvr.exe
        • Size 512KB
        • SHA256 5f4af94f892c2d332b49de58fef3454b3d2ed515e758df4a30de84ffb85ac66b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ubndtcfilqibvqo.exe

        • Path C:\Windows\SysWOW64\ubndtcfilqibvqo.exe
        • Size 512KB
        • SHA256 0676e375e5f2dcf2519c356863626d089ed4c2ffde1d526c565f6a23cc1b2a26
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mydoc.rtf

        • Path C:\Windows\mydoc.rtf
        • Size 223B
        • SHA256 85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
        • MD5 SHA1 SHA512 TLSH

        MsoIrmProtector.doc.exe

        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 263c99b7aabfed94dd9feda036ba8d0b2d7b695211aee1f283e5c939c41d01c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MsoIrmProtector.doc.exe

        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 f0d2d804c07cc2efecb9e8da9563452603cc3d04d16d19010f469f13316bdad8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/460-39-0x00007FF9F6AD0000-0x00007FF9F6AE0000-memory.dmp

        memory/460-34-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/460-35-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/460-37-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/460-36-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/460-38-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/460-40-0x00007FF9F6AD0000-0x00007FF9F6AE0000-memory.dmp

        memory/460-228-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/460-229-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/460-230-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/460-227-0x00007FF9F8EE0000-0x00007FF9F8EF0000-memory.dmp

        memory/2456-0-0x0000000000400000-0x0000000000496000-memory.dmp