Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/07/2026, 09:35

General

  • Target
    2026-07-15_a6d0bcb636d802c06eda0e54bf440658_elex_stop_yuner.exe
  • Size 512KB
  • Sample260715-lkhvyscs6x
  • SHA256 ca06a802d15a8eda33b406693b49285d20689554d8b92bb200b708440bef49cb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Sohanad, Svich

    Sohanad is a worm written in C++.

  • Detects Sohanad worm 7 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 8 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 10 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-15_a6d0bcb636d802c06eda0e54bf440658_elex_stop_yuner.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-15_a6d0bcb636d802c06eda0e54bf440658_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:1760
    • C:\Windows\SysWOW64\pjoerwmjzt.exe
      pjoerwmjzt.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:4456
      • C:\Windows\SysWOW64\cqtjsjsr.exe
        C:\Windows\system32\cqtjsjsr.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:2448
    • C:\Windows\SysWOW64\ayqggpffngdmbid.exe
      ayqggpffngdmbid.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:4600
    • C:\Windows\SysWOW64\cqtjsjsr.exe
      cqtjsjsr.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:1412
    • C:\Windows\SysWOW64\htnmqwbhiwjyg.exe
      htnmqwbhiwjyg.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:5620
    • 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:3320

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        PROTTPLV.DOC.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
        • Size 512KB
        • SHA256 fb158cea635e409049030ff65bf38a5f52ae6ced5a7cad272045cbbdb66c7904
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sist02.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD552B.tmp\sist02.xsl
        • Size 245KB
        • SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
        • MD5 SHA1 SHA512 SSDEEP TLSH

        index.dat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 335B
        • SHA256 f319bf98ef0ce3b0e6751023d6e5ff658e8b95367f4d536958534a76ea809d40
        • 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 660B
        • SHA256 a9cd513983c66e1535410a5671be6b28e5d4f72993f422ca62f1600bea9ef3d3
        • MD5 SHA1 SHA512 TLSH

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 1KB
        • SHA256 a01a1de7958490840ab3acfe781d61a38447d9ece46c0611eb736a79ab63e5b1
        • MD5 SHA1 SHA512 TLSH

        RequestNew.doc.exe

        • Path C:\Users\Admin\AppData\Roaming\RequestNew.doc.exe
        • Size 512KB
        • SHA256 cfa04d9b9229bcfc266b7ce6783f4abf6590f7fb1b283aa790c449421df90fbf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ayqggpffngdmbid.exe

        • Path C:\Windows\SysWOW64\ayqggpffngdmbid.exe
        • Size 512KB
        • SHA256 f7a817117a30d4ac7915baf565a2cd042e73e1826c58d5e947e2fe4aefd3af19
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cqtjsjsr.exe

        • Path C:\Windows\SysWOW64\cqtjsjsr.exe
        • Size 512KB
        • SHA256 e9a8cb8d39fcc36411ebb259900195d54226bf74f41acd6b86fedfa9f234ac3c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        htnmqwbhiwjyg.exe

        • Path C:\Windows\SysWOW64\htnmqwbhiwjyg.exe
        • Size 512KB
        • SHA256 684ad2ecae5eb405e81cc0b9a4f40ee28c550637fcdc47a118f275e41d027ffa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pjoerwmjzt.exe

        • Path C:\Windows\SysWOW64\pjoerwmjzt.exe
        • Size 512KB
        • SHA256 e4d660dabf79c0832209734b46ded3e309c9813e21e44a33b4496c0b031cfb24
        • 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 74228735c0a5077a60f5cf7ed88c0092e5c70b58f3e9dff38ed7ba0be4a62806
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1760-0-0x0000000000400000-0x0000000000496000-memory.dmp

        memory/3320-34-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/3320-40-0x00007FFE9A510000-0x00007FFE9A520000-memory.dmp

        memory/3320-39-0x00007FFE9A510000-0x00007FFE9A520000-memory.dmp

        memory/3320-38-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/3320-37-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/3320-35-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/3320-36-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/3320-525-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/3320-526-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/3320-524-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/3320-523-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp