Analysis

  • max time kernel
    150s
  • max time network
    128s
  • 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, 03:18

General

  • Target
    2026-11-01_f2dcb5badb9311085f51a9e44515d4d1_elex_stop_yuner.exe
  • Size 512KB
  • Sample261102-dtwjeaea49
  • SHA256 5021d826c35fa46da16ab15d718b8edbe94e5960490a1383ec86ec42b292ba5f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Sohanad, Svich

    Sohanad is a worm written in C++.

  • Detects Sohanad worm 10 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 11 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_f2dcb5badb9311085f51a9e44515d4d1_elex_stop_yuner.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-01_f2dcb5badb9311085f51a9e44515d4d1_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:5668
    • C:\Windows\SysWOW64\wzxxutrpqt.exe
      wzxxutrpqt.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:5968
      • C:\Windows\SysWOW64\hudqbfpb.exe
        C:\Windows\system32\hudqbfpb.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:1688
    • C:\Windows\SysWOW64\fdspapbyryvpdwq.exe
      fdspapbyryvpdwq.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:2056
    • C:\Windows\SysWOW64\hudqbfpb.exe
      hudqbfpb.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:2780
    • C:\Windows\SysWOW64\qbpdxbqwxsmqf.exe
      qbpdxbqwxsmqf.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4540
    • 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:5408

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 412eecb94df88ccff91cf94c23d92a5c1e34adb3e65bde5f10dcd72b8a6dcbda
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PROTTPLV.DOC.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
        • Size 512KB
        • SHA256 bdd94a3eb01365773fd501c5c53f3780de07dbbb424756c3b32cc3cede174590
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sist02.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCDC641.tmp\sist02.xsl
        • Size 245KB
        • SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC5B7.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC5B7.tmp
        • Size 32KB
        • SHA256 3c6f66790c543d4e9d8e0e6f476b1acadf0a5fcdd561b8484d8dddadfdf8134b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC5C8.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC5C8.tmp
        • Size 31KB
        • SHA256 5d13f9907ac381d19f0a7552fd6d9fc07c9bd42c0f9ce017fff75587e1890375
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC5C9.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC5C9.tmp
        • Size 28KB
        • SHA256 da2f261c3c82e229a097a9302c8580f014bb6442825db47c008da097cfce0ee4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC5CA.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC5CA.tmp
        • Size 30KB
        • SHA256 d250eb1f93b43efb7654b831b4183c9caec2d12d4efee8607fee70b9fab20730
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC61D.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC61D.tmp
        • Size 19KB
        • SHA256 16c08547239e5b969041ab201eb55a3e30ead400433e926257331cb945dff094
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC62F.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC62F.tmp
        • Size 30KB
        • SHA256 8077c92c66d15d7e03fbff3a48bd9576b80f698a36a44316eaba81ee8043b673
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC640.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC640.tmp
        • Size 30KB
        • SHA256 7e1a90cdb2ba7f03abcb4687f0931858bf57e13552e0e4e54ec69a27325011ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC642.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC642.tmp
        • Size 30KB
        • SHA256 434576eb1a16c2d14d666a33edde76717c896d79f45df56742afd90acb9f21ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC664.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC664.tmp
        • Size 45KB
        • SHA256 40e9af9284ff07fdb75c33a11a794f5333712baa4a6cf82fa529fbaf5ad0fed0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC666.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC666.tmp
        • Size 30KB
        • SHA256 e0100320a4f63e07c77138a89ea24a1cbd69784a89fe3bf83e35576114b4ce02
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC677.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC677.tmp
        • Size 32KB
        • SHA256 df3fff163924d08517b41455f2d06788ba4e49c68337d15ecf329be48cf7da2d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC689.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC689.tmp
        • Size 34KB
        • SHA256 9e46b8ba0bad6e534af33015c86396c33c5088d3ae5389217a5e90ba68252374
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC69A.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC69A.tmp
        • Size 34KB
        • SHA256 23ccfb7206a8f77a13080998ec6ef95b59b3c3e12b72b2d2ad4e53b0b26bb8c3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cabC6AC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cabC6AC.tmp
        • Size 30KB
        • SHA256 cebe759bc4509700e3d23c6a5df8d889132a60ebc92260a74947eaa1089e2789
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StopClear.doc.exe

        • Path C:\Users\Admin\AppData\Roaming\DismountInstall\StopClear.doc.exe
        • Size 512KB
        • SHA256 311cda1699d13272cf192432da78e1bee032977f278829ea08e26d8220dedd43
        • MD5 SHA1 SHA512 SSDEEP TLSH

        index.dat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 432B
        • SHA256 1de6cbee5349d27da19073d20b46b01a424cf5d1a3a9d4a15d716e3f92bc708c
        • MD5 SHA1 SHA512 TLSH

        0Y0TYC378NPXZB18XBG6.temp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0Y0TYC378NPXZB18XBG6.temp
        • Size 2KB
        • SHA256 0fdbbd9279618b43c2f05bce58955f037c931dea392b719e6b02173cffb02603
        • MD5 SHA1 SHA512 TLSH

        2HGSC6SWZK6TY9IRF8XZ.temp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\2HGSC6SWZK6TY9IRF8XZ.temp
        • Size 3KB
        • SHA256 55c20e54b95346456505c1ce888945809217cf090b1f829030dfb696046269b2
        • MD5 SHA1 SHA512 TLSH

        ConvertSubmit.doc.exe

        • Path C:\Users\Admin\Downloads\ConvertSubmit.doc.exe
        • Size 512KB
        • SHA256 bafe15b6aa0f58a4126e443219bd9dd10dc04f80edf2215b640d0c1f55f9a165
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ConvertSubmit.nal

        • Path C:\Users\Admin\Downloads\ConvertSubmit.nal
        • Size 378KB
        • SHA256 1ec3916087cccee3e8753ca35c2b778fd15fa2d72592e0aae3551ecf9ddae8b0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        fdspapbyryvpdwq.exe

        • Path C:\Windows\SysWOW64\fdspapbyryvpdwq.exe
        • Size 512KB
        • SHA256 b5e13fe36241410368c304352fcf948874db75ae51357501baaefe0d6c37f9b0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hudqbfpb.exe

        • Path C:\Windows\SysWOW64\hudqbfpb.exe
        • Size 512KB
        • SHA256 fe0056f0b989d9515f34dd7a1d53f4cb8f0efd655020e9fa753389bac7a5d258
        • MD5 SHA1 SHA512 SSDEEP TLSH

        qbpdxbqwxsmqf.exe

        • Path C:\Windows\SysWOW64\qbpdxbqwxsmqf.exe
        • Size 512KB
        • SHA256 c9f0d176101200092f223ac45b81d923d0d96df8ff63261884f429656a765659
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wzxxutrpqt.exe

        • Path C:\Windows\SysWOW64\wzxxutrpqt.exe
        • Size 512KB
        • SHA256 c13c1a1232a34c3c66f029ecca023e9fcc950bbb3aa93615dce3f9d6e1542d54
        • 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 dd4986a88ca77b3704e0a47f1ee43a409cf7497ea591f243788bf87cc1b38275
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MsoIrmProtector.doc.exe

        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 2bb6258e3a3545fd7730b43510decbf869e2a1867dea77d82532dd2c936a5181
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5408-40-0x00007FFEE17C0000-0x00007FFEE17D0000-memory.dmp

        memory/5408-35-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5408-37-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5408-38-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5408-39-0x00007FFEE17C0000-0x00007FFEE17D0000-memory.dmp

        memory/5408-36-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5408-34-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5408-240-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5408-241-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5408-243-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5408-242-0x00007FFEE3E00000-0x00007FFEE3E10000-memory.dmp

        memory/5668-0-0x0000000000400000-0x0000000000496000-memory.dmp