Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/08/2026, 10:22

General

  • Target
    2026-08-10_70fd26d07cb4111f039c619e934b8700_elex_stop_yuner.exe
  • Size 512KB
  • Sample260810-megldafe28
  • SHA256 264932d52b57711f13c8975a9a79fd9219c73d9b80b992f3ace9ce6869b061a8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Sohanad, Svich

    Sohanad is a worm written in C++.

  • Detects Sohanad worm 12 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 13 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 13 IoCs
  • Drops file in Program Files directory 21 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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\2026-08-10_70fd26d07cb4111f039c619e934b8700_elex_stop_yuner.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_70fd26d07cb4111f039c619e934b8700_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:3560
    • C:\Windows\SysWOW64\opqbqnkncl.exe
      opqbqnkncl.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
      • 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:2584
      • C:\Windows\SysWOW64\ldeygbnm.exe
        C:\Windows\system32\ldeygbnm.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:216
    • C:\Windows\SysWOW64\tsqxjcfpokyxjbz.exe
      tsqxjcfpokyxjbz.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:3092
    • C:\Windows\SysWOW64\ldeygbnm.exe
      ldeygbnm.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:3696
    • C:\Windows\SysWOW64\ovlrgacxvkvnf.exe
      ovlrgacxvkvnf.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3148
    • 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:4528

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ExitSet.doc.exe

        • Path C:\Program Files\ExitSet.doc.exe
        • Size 512KB
        • SHA256 aec53bdda24580180b51abc2ccd7e5aa6ccc59200303ec3ffc92c5d7153b6f13
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PROTTPLN.DOC.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe
        • Size 512KB
        • SHA256 bddf3c2c78de8cd8783044c02c6e2538642df8c2a1bc3242abd19b30a84eba81
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PROTTPLV.DOC.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
        • Size 512KB
        • SHA256 ea1a49d224cbb0e530986a9fc1e51a369564e671c32483c2b9e7a8c5c8a6043f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        iso690.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD9AEB.tmp\iso690.xsl
        • Size 263KB
        • SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ExitReceive.doc.exe

        • Path C:\Users\Admin\AppData\Roaming\EnableHide\ExitReceive.doc.exe
        • Size 512KB
        • SHA256 c27eea92f890d85c2c00e3a38145d1881ae31bb3d64fa0211f9df6fb70ac0ff6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        index.dat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 364B
        • SHA256 dcd5b4f54b373c9a1ef6246ed77025bd0906c4ac5b5480b0542c37d7ddb37bcb
        • MD5 SHA1 SHA512 TLSH

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 3KB
        • SHA256 ef008d05caa2780ab9bfa5a97da3d82dfc85fa0af555a2876f5d65c89d553475
        • MD5 SHA1 SHA512 TLSH

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 3KB
        • SHA256 6d9dc46d00f5a5d80ddb4ea66dec76fa112d3fca3d30a4646cf6c53c14ecbe44
        • MD5 SHA1 SHA512 TLSH

        DisableClear.doc.exe

        • Path C:\Users\Admin\AppData\Roaming\ProtectRedo\DisableClear.doc.exe
        • Size 512KB
        • SHA256 9fe20e911f6f4099cfda902390affd513a9ed94d79643231a34e40a7de97b5f5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SuspendSave.doc.exe

        • Path C:\Users\Admin\Documents\SuspendSave.doc.exe
        • Size 512KB
        • SHA256 19101f668572f36da075888bd7dcbf913a55e7518458df1c14d70dbb9c6154f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ldeygbnm.exe

        • Path C:\Windows\SysWOW64\ldeygbnm.exe
        • Size 512KB
        • SHA256 bb0cf73d45547200b0461139f35771cb8e6cc24eef2a742204cecfdfa4aec626
        • MD5 SHA1 SHA512 SSDEEP TLSH

        opqbqnkncl.exe

        • Path C:\Windows\SysWOW64\opqbqnkncl.exe
        • Size 512KB
        • SHA256 f40fd2d8e10777e59717cea5884c2987f084bc12562c8ca92fa09ffbc2679d40
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ovlrgacxvkvnf.exe

        • Path C:\Windows\SysWOW64\ovlrgacxvkvnf.exe
        • Size 512KB
        • SHA256 fa2073248eca32beb30ef7e34743f9701567c4281062ea359c6f0906a0c2e3c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tsqxjcfpokyxjbz.exe

        • Path C:\Windows\SysWOW64\tsqxjcfpokyxjbz.exe
        • Size 512KB
        • SHA256 4c0e486baf048948145578f3eabdae513497254615ec41f98efc17dde5bba56d
        • 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 6c327da05b550fb98c357078de4b78de5e1678b45a86ece92a3a557227cde9a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MsoIrmProtector.doc.exe

        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 82ba9b2d4f7bfbff5a195a977fd2fb1df80fdb3711f78be96314a7895ef1cc87
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3560-0-0x0000000000400000-0x0000000000496000-memory.dmp

        memory/4528-41-0x00007FFE519B0000-0x00007FFE519C0000-memory.dmp

        memory/4528-40-0x00007FFE519B0000-0x00007FFE519C0000-memory.dmp

        memory/4528-39-0x00007FFE54110000-0x00007FFE54120000-memory.dmp

        memory/4528-38-0x00007FFE54110000-0x00007FFE54120000-memory.dmp

        memory/4528-36-0x00007FFE54110000-0x00007FFE54120000-memory.dmp

        memory/4528-37-0x00007FFE54110000-0x00007FFE54120000-memory.dmp

        memory/4528-35-0x00007FFE54110000-0x00007FFE54120000-memory.dmp