Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/10/2026, 03:52

General

  • Target
    2026-10-03_b40702763c872890f751c28059ea27dc_elex_stop_yuner.exe
  • Size 512KB
  • Sample261004-ee5zzagh36
  • SHA256 f8cdf102c4856c284163d85b0f2c4584e5c7d60ee7e615ef0055d89c5c052c64
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Sohanad, Svich

    Sohanad is a worm written in C++.

  • Detects Sohanad worm 9 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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 10 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 19 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 7 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-03_b40702763c872890f751c28059ea27dc_elex_stop_yuner.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-03_b40702763c872890f751c28059ea27dc_elex_stop_yuner.exe"
    1⤵
    • Checks computer location settings
    • 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:3792
    • C:\Windows\SysWOW64\rqcqsxuwxm.exe
      rqcqsxuwxm.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:2872
      • C:\Windows\SysWOW64\zpqoezcu.exe
        C:\Windows\system32\zpqoezcu.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 use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4340
    • C:\Windows\SysWOW64\ftpauvneokqjplz.exe
      ftpauvneokqjplz.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:2148
    • C:\Windows\SysWOW64\zpqoezcu.exe
      zpqoezcu.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:2108
    • C:\Windows\SysWOW64\zdvilpvxsqaji.exe
      zdvilpvxsqaji.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4680
    • 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:2128

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        PROTTPLV.DOC.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
        • Size 512KB
        • SHA256 9e23bc0b7cb7f808b2d3adbeefb643a4296a45bc1f43065aa4c18e897a424573
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC51.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC51.tmp
        • Size 30KB
        • SHA256 d250eb1f93b43efb7654b831b4183c9caec2d12d4efee8607fee70b9fab20730
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC52.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC52.tmp
        • Size 30KB
        • SHA256 8077c92c66d15d7e03fbff3a48bd9576b80f698a36a44316eaba81ee8043b673
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC53.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC53.tmp
        • Size 30KB
        • SHA256 e0100320a4f63e07c77138a89ea24a1cbd69784a89fe3bf83e35576114b4ce02
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC64.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC64.tmp
        • Size 30KB
        • SHA256 cebe759bc4509700e3d23c6a5df8d889132a60ebc92260a74947eaa1089e2789
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC65.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC65.tmp
        • Size 30KB
        • SHA256 434576eb1a16c2d14d666a33edde76717c896d79f45df56742afd90acb9f21ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC66.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC66.tmp
        • Size 28KB
        • SHA256 da2f261c3c82e229a097a9302c8580f014bb6442825db47c008da097cfce0ee4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC67.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC67.tmp
        • Size 31KB
        • SHA256 5d13f9907ac381d19f0a7552fd6d9fc07c9bd42c0f9ce017fff75587e1890375
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC68.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC68.tmp
        • Size 32KB
        • SHA256 df3fff163924d08517b41455f2d06788ba4e49c68337d15ecf329be48cf7da2d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC69.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC69.tmp
        • Size 34KB
        • SHA256 23ccfb7206a8f77a13080998ec6ef95b59b3c3e12b72b2d2ad4e53b0b26bb8c3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC6A.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC6A.tmp
        • Size 30KB
        • SHA256 7e1a90cdb2ba7f03abcb4687f0931858bf57e13552e0e4e54ec69a27325011ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC6B.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC6B.tmp
        • Size 32KB
        • SHA256 3c6f66790c543d4e9d8e0e6f476b1acadf0a5fcdd561b8484d8dddadfdf8134b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC6C.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC6C.tmp
        • Size 34KB
        • SHA256 9e46b8ba0bad6e534af33015c86396c33c5088d3ae5389217a5e90ba68252374
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC6D.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC6D.tmp
        • Size 45KB
        • SHA256 40e9af9284ff07fdb75c33a11a794f5333712baa4a6cf82fa529fbaf5ad0fed0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDC6E.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDC6E.tmp
        • Size 42KB
        • SHA256 6f8ffb225f3b8c7ade31a17a02f941fc534e4f7b5ee678b21cd9060282034701
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabDCEA.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabDCEA.tmp
        • Size 270KB
        • SHA256 b4bc3cd34bd328aaf68289cc0ed4d5cf8167f1ee1d7be20232ed4747ff96a80a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UndoBlock.doc.exe

        • Path C:\Users\Admin\AppData\Roaming\JoinSplit\UndoBlock.doc.exe
        • Size 512KB
        • SHA256 b3926eba764684c03390fb5bfea6c1bb56b1ce772ae1b0aec1af0357c615a024
        • MD5 SHA1 SHA512 SSDEEP TLSH

        index.dat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 383B
        • SHA256 d70e6748ae83c1d39ed7287fcec04ea3d86a5db46776a83f2a96d83ac568f26a
        • MD5 SHA1 SHA512 TLSH

        TM02851227[[fn=sist02]].xsl

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Templates\LiveContent\16\Managed\Word Document Bibliography Styles\TM02851227[[fn=sist02]].xsl
        • Size 245KB
        • SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CUSTOM.DIC

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC
        • Size 16B
        • SHA256 a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866
        • MD5 SHA1 SHA512

        1R55OPHZKD7HJZ8UEKWI.temp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\1R55OPHZKD7HJZ8UEKWI.temp
        • Size 1KB
        • SHA256 10935b5be2e58433d61f03ebd55cec77ca8b44eb573b5a51f6c86f3c551789df
        • MD5 SHA1 SHA512 TLSH

        BMM35B99XW7B4IKLIDU0.temp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\BMM35B99XW7B4IKLIDU0.temp
        • Size 2KB
        • SHA256 4bf7617756f9035eb163ba40964e438500f52565a7484a0f9ebe4f55063ff0e2
        • MD5 SHA1 SHA512 TLSH

        ftpauvneokqjplz.exe

        • Path C:\Windows\SysWOW64\ftpauvneokqjplz.exe
        • Size 512KB
        • SHA256 afa33616e8ce7d4507118d9c509fcbd31c103f65239c7bc766b0826d8295afdc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rqcqsxuwxm.exe

        • Path C:\Windows\SysWOW64\rqcqsxuwxm.exe
        • Size 512KB
        • SHA256 99f086c7d0fac973c14055704f19f5f38f2275070070f50e6ec308600de67a28
        • MD5 SHA1 SHA512 SSDEEP TLSH

        zdvilpvxsqaji.exe

        • Path C:\Windows\SysWOW64\zdvilpvxsqaji.exe
        • Size 512KB
        • SHA256 e31677c754be9371895cf0342e216396904262b7ebee2a8070dec8c4504baa89
        • MD5 SHA1 SHA512 SSDEEP TLSH

        zpqoezcu.exe

        • Path C:\Windows\SysWOW64\zpqoezcu.exe
        • Size 512KB
        • SHA256 d25d6681e9c315f8bccba42b98ae1e62c1d470200563ff0269d41985eb60c2ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mydoc.rtf

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

        PROTTPLN.DOC.exe

        • Path \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe
        • Size 512KB
        • SHA256 a95c4f6d76374058c1c2a0d13b210565c2b86c5a7c33c0cdd3730a9f61e998da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MsoIrmProtector.doc.exe

        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 32004f119977eaddb93d133505a9b59b4d032efa0b35170a5e992bf6b3f8037b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MsoIrmProtector.doc.exe

        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 ce53e36772f36af9bb89b0c3679edd4571e7ff9bfc338720cd604896479cd3f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2128-39-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/2128-41-0x00007FFA5C820000-0x00007FFA5C830000-memory.dmp

        memory/2128-40-0x00007FFA5C820000-0x00007FFA5C830000-memory.dmp

        memory/2128-36-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/2128-37-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/2128-35-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/2128-38-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/2128-260-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/2128-261-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/2128-263-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/2128-262-0x00007FFA5EEB0000-0x00007FFA5EEC0000-memory.dmp

        memory/3792-0-0x0000000000400000-0x0000000000496000-memory.dmp