Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 18:15

General

  • Target
    2026-07-09_029c6e23292f1358403f52b3de3d55d0_elex_stop_yuner.exe
  • Size 512KB
  • Sample260709-wwdeqagt2s
  • SHA256 ac847548a45e19720159f16958edc8d6111572074f703023597affc7b37756e3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Sohanad, Svich

    Sohanad is a worm written in C++.

  • Detects Sohanad worm 8 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 9 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).

  • 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\2026-07-09_029c6e23292f1358403f52b3de3d55d0_elex_stop_yuner.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-09_029c6e23292f1358403f52b3de3d55d0_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:4136
    • C:\Windows\SysWOW64\pprctiqkxn.exe
      pprctiqkxn.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:4312
      • C:\Windows\SysWOW64\xeyvhmpp.exe
        C:\Windows\system32\xeyvhmpp.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:2640
    • C:\Windows\SysWOW64\dxkttckinpfbmog.exe
      dxkttckinpfbmog.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:3932
    • C:\Windows\SysWOW64\xeyvhmpp.exe
      xeyvhmpp.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:4112
    • C:\Windows\SysWOW64\kcxgxxoivdclv.exe
      kcxgxxoivdclv.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:468
    • 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:4420

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        iso690.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD1DDB.tmp\iso690.xsl
        • Size 263KB
        • SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        index.dat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 326B
        • SHA256 6f41f0c12b3ed8b2fdabe04a7d2e175bed2c866be2b61981de8bb764cb632b08
        • MD5 SHA1 SHA512 TLSH

        CUSTOM.DIC

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

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 1KB
        • SHA256 19a98cbd66e32b6819434b9c3ef6c80a9f676384b17a049dc1d08a84cbf98106
        • MD5 SHA1 SHA512 TLSH

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 1KB
        • SHA256 58a84d45f64e42cbcc3fb2dc74c325dfb86e0b675c27e40fe28d0cfec2c856c7
        • MD5 SHA1 SHA512 TLSH

        OutShow.doc.exe

        • Path C:\Users\Admin\Documents\OutShow.doc.exe
        • Size 512KB
        • SHA256 8a817349a11f1c262c5f1aac9aa966dc20f086ef28ea77fe54ca2c99822065fe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ResumeMeasure.doc.exe

        • Path C:\Users\Admin\Downloads\ResumeMeasure.doc.exe
        • Size 512KB
        • SHA256 eaeda2bedbe4f65051bd1db75a1e93301deadac1de82f9b498433217928c47a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxkttckinpfbmog.exe

        • Path C:\Windows\SysWOW64\dxkttckinpfbmog.exe
        • Size 512KB
        • SHA256 1ea320c827149ab9e3bdd6e73d41a6e0bc24f251770a38d7e35151466fbfaf9f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kcxgxxoivdclv.exe

        • Path C:\Windows\SysWOW64\kcxgxxoivdclv.exe
        • Size 512KB
        • SHA256 69f7db1e90b0934a7b3fc873e99d89bf1334f71cad6b4362f8be3ad17eb5b04d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pprctiqkxn.exe

        • Path C:\Windows\SysWOW64\pprctiqkxn.exe
        • Size 512KB
        • SHA256 50ba686d85b3290635e9a34425d9b50c5e340318230efb24b1b75a11b36482c9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        xeyvhmpp.exe

        • Path C:\Windows\SysWOW64\xeyvhmpp.exe
        • Size 512KB
        • SHA256 2f716edd573c6a948aaa11f227c18da2025e177508c453d8c1d5e5ad25dc9ea0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mydoc.rtf

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

        PROTTPLV.DOC.exe

        • Path \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
        • Size 512KB
        • SHA256 3539f2cf8ed533b37e5fcf801aec19500cfcca9997cb28cbcfc5e9ed6b5adba2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MsoIrmProtector.doc.exe

        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 ae239dfa65d790e7bad3552db858d41f92f153a072daad57c87e690d5895ae5b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4136-0-0x0000000000400000-0x0000000000496000-memory.dmp

        memory/4420-36-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp

        memory/4420-42-0x00007FFE698F0000-0x00007FFE69900000-memory.dmp

        memory/4420-41-0x00007FFE698F0000-0x00007FFE69900000-memory.dmp

        memory/4420-40-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp

        memory/4420-39-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp

        memory/4420-37-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp

        memory/4420-38-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp

        memory/4420-497-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp

        memory/4420-498-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp

        memory/4420-500-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp

        memory/4420-499-0x00007FFE6C4A0000-0x00007FFE6C4B0000-memory.dmp