Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/08/2026, 12:43

General

  • Target
    70f138cd0b5a20d342b9a6e2ddef681f7d1e631521baeb56ce399516f6a98e43.exe
  • Size 2.3MB
  • Sample260831-pyebgavvew
  • SHA256 70f138cd0b5a20d342b9a6e2ddef681f7d1e631521baeb56ce399516f6a98e43
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Stihat

    Stihat is a worm written in Delphi.

  • Detects Stihat payload 52 IoCs
  • Modifies WinLogon for persistence 2 TTPs 3 IoCs
  • Creates a file in the Startup directory 1 TTPs 4 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 2 IoCs
  • Drops desktop.ini file(s) 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 24 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\70f138cd0b5a20d342b9a6e2ddef681f7d1e631521baeb56ce399516f6a98e43.exe
    "C:\Users\Admin\AppData\Local\Temp\70f138cd0b5a20d342b9a6e2ddef681f7d1e631521baeb56ce399516f6a98e43.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Creates a file in the Startup directory
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3324
    • C:\Windows\SysWOW64\HelpMe.exe
      C:\Windows\system32\HelpMe.exe
      2⤵
      • Modifies WinLogon for persistence
      • Creates a file in the Startup directory
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:4976
  • C:\Windows\SysWOW64\HelpMe.exe
    C:\Windows\SysWOW64\HelpMe.exe
    1⤵
    • Modifies WinLogon for persistence
    • Creates a file in the Startup directory
    • Executes dropped EXE
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    PID:5172
  • C:\Windows\explorer.exe
    Explorer.exe HelpMe.exe
    1⤵
    • Modifies registry class
    PID:4288
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Drops desktop.ini file(s)
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3600
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3684

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 1c879f30c305d4df062772a1d5ff853945bb253c95727172b724c28353ae8184
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 513df2927434363e4ada6b19753f9e4184b29fc52c89466dbf192b2beded3413
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 74ff03b8295bace29e87854d6bc773b81153c30e8412125fec6008e03918167c
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 05ee19f277e8e79b21829854353825f1f7b665ef2046efb2fc1776ef07c20447
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 462574115d26df5e7fd2b227240355ad8f2f0a72eacec34fd7a10babe676c280
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 ffa832a6098486283592ddc689cc8af956b18f31f7a877d56e2eb9ba6f64bd6b
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 194fc499ec2d703e067e721afe66a159f3ccccd45587bb64e795d1dbd7e6d60f
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 3784e232bc73cce15b14fa1fd9da8048903ef559673baed131ab9a27458cba39
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 46303b8e288398dccaeba71776c85f105139e0fefa4d461abe058445306b5946
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 ffabc37e8ed9fe35f1096b36f2e5b457632392a8a169b236399db1468b812a3b
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 1d6e07fc429db84044017116e095ab6815a641ac22e2bae9eeff4878672c1b3f
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 ec8c9a86b72cfcdbae80acc76e6fc78db1a0fffcb6f3d322ff764f22a180fa94
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 f0e5b30b13ec8ef4b912fd2034e00c02248719848bdbb8706403f8fdb77e8dc8
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 debf5888ff0033f67278558235c69e0c27c9aaf3a524b8871855931207c4b5c0
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 92ea423daac591684f6b399a6deee7feb1c2c8b39210021383e95b4816a7466b
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 9214910e3e8bbb690342f26e7326caeb1ebab986cf2c512de971a102dcb44a24
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 041056f8cd0e571227a0e3ef38c5101259a2fa60c5adacbb82025d44053e7f9c
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 db665ff2b2742e4d5025359eb54fa2220ea7e8e3ac6f9db38d81d5bc09c45c20
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 c3e3b942e89d5b59dca70381cbd7d30a5e95c95f8153e5af9708b83b04b8f7b3
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 3a7a0fb39289caddff596d093acead8df8c19459b788584546208f44ad87cbef
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 fbb8f08f9bd3df163594bcbe4d4759e568b836ee0cc564f67f66654e14dbb144
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 a67fbb66555787e6b5fe41a06e4a81e7d43dd61d098c49f8cd2293362df75389
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 066cfa28f6de144d5d38682ff8dec1ba452aea526aef9d8c8121ce6ee705cf53
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 c0b706c6b39b29fe6edeab3901754f652be0d1efaa53ac2d0979b402443b0a06
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 65eb318b5fcbac026730473cd1f64d658363b148c26fe1a5389696dd7fefeef7
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 53b718cd0f2156923dd529f2f3568feae48b80bd0e1d02bc7ffb5779f281a101
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 8b02e54d41118a717bdd8317d33ebdb0b27d272b07ac103f16c28101add1067f
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 c2b354c509436ed66ca664dc74f0cdbf066b782b9dea6153f3e5d0c65ace7b51
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 0738f105aad6520f90ee12e807ad82e7e881b67077cf819e8fe15edc75cae2e7
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 89e3f144ccf5a9ca052ab32be263eed5c90889ffb86fcc1d59b4e5ef76a3bc48
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 f5d6d16008065d82d44ea326b01e3d7dc16909818b37903a31b2f702c85716fb
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 88723287fa1efddd7689fee76849d48228b3fd5d9fc5c4c3b59fda2939147d53
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 888cbb5679f111c653b55a35e7f589897585198a73375e7f0548d5a4d368b574
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 d17c5e77a05a065487eaf3350a2c3bf71b55fddf1dcb871c22b6cc6929b334f7
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 ab3c879377aa45d8faedea6f3c8a954ac8bbdad56420392f195c7572a860a22c
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 3a136da4cc20437f646f558a6979e36232d6b41beadda8822efa8f8b3bf9a63a
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 5e49fbd0695cc0c27a69752dad6c352a2bb907cf365a99ae49112e928b5108d4
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 4c179ec14f3e68e8480a57656ebfc126756d6c3da912be9ea693d2c1a4d9c662
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 3ee4ee63f9bbb225811a55b4bb46bb17e59aa5d10c7253781f6b46eb0bbc79bf
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 16259d665024ae3d47a01b9fa322dbd7b93b5b0db31ac599a7c387f6ba49d3b9
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 9533669d19c3c6c92506a86254b9e05edb1262bcffb02063c9bb54998f66bbc1
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 72ae7717b1e2368a7236e31b525780881e3425d7de1a9587468ca2ca2476e191
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1023B
          • SHA256 0376642ea62da430d5b2632b6044a413bddaa774079e16c1fe30c71c4501cf5d
          • MD5 SHA1 SHA512 TLSH

          HelpMe.exe

          • Path C:\Windows\SysWOW64\HelpMe.exe
          • Size 2.3MB
          • SHA256 771fdb45329801a87761591cbc96c556965203ad52ff226d09a1c58c716c1fab
          • MD5 SHA1 SHA512 SSDEEP TLSH

          desktop.ini

          • Path F:\$RECYCLE.BIN\S-1-5-21-4046655672-1449839301-2197395821-1000\desktop.ini
          • Size 2.3MB
          • SHA256 e82d338abec59399ddf4ab49ef865d1365a68de5cf5774163521416515d8e6e6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          AUTORUN.INF

          • Path F:\AUTORUN.INF
          • Size 145B
          • SHA256 cfe448b4506a95b33b529efa88f1ac704d8bdf98a941c065650ead27609318ae
          • MD5 SHA1 SHA512 TLSH

          memory/3324-180-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-97-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-243-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-115-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-233-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-223-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-132-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-213-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-1-0x0000000000460000-0x0000000000461000-memory.dmp

          memory/3324-0-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-2-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-152-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-42-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-81-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-196-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-44-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-48-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-65-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3324-168-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/3600-62-0x000000000D410000-0x000000000D75C000-memory.dmp

          memory/4976-153-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-8-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-244-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-234-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-224-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-169-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-53-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-133-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-187-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-45-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-214-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-98-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-82-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-203-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-116-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/4976-66-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-178-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-230-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-146-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-210-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-194-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-77-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-93-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-220-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-43-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-162-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-109-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-56-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-240-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-125-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-61-0x0000000000400000-0x0000000000477000-memory.dmp

          memory/5172-250-0x0000000000400000-0x0000000000477000-memory.dmp