Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/04/2026, 11:54

General

  • Target
    2026-04-17_140ce1ae5d3661d66b06a7441757276c_amadey_darkgate_dridex_elex_gcleaner_smoke-loader_surtr_vidar.exe
  • Size 7.6MB
  • Sample260417-n2vbescz8p
  • SHA256 717476ad3e18265d6597cc084f71be3c685d82af4d2a4f4a8d122fbe0494a784
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Stihat

    Stihat is a worm written in Delphi.

  • Detects Stihat payload 13 IoCs
  • Modifies WinLogon for persistence 2 TTPs 3 IoCs
  • Custom signature
    Detects executables packed with ASPack 13 IoCs
  • Drops startup file 4 IoCs
  • Executes dropped EXE 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 6 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 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 4 IoCs
  • Modifies registry class 21 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-17_140ce1ae5d3661d66b06a7441757276c_amadey_darkgate_dridex_elex_gcleaner_smoke-loader_surtr_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-17_140ce1ae5d3661d66b06a7441757276c_amadey_darkgate_dridex_elex_gcleaner_smoke-loader_surtr_vidar.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3168
    • C:\Windows\SysWOW64\HelpMe.exe
      C:\Windows\system32\HelpMe.exe
      2⤵
      • Modifies WinLogon for persistence
      • Drops startup file
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:4340
    • C:\Users\Admin\AppData\Local\Temp\MZ
      C:\Users\Admin\AppData\Local\Temp\\MZ
      2⤵
      • Modifies WinLogon for persistence
      • Drops startup file
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2408
  • C:\Windows\explorer.exe
    Explorer.exe HelpMe.exe
    1⤵
      PID:4956
    • C:\Windows\SysWOW64\HelpMe.exe
      C:\Windows\SysWOW64\HelpMe.exe
      1⤵
      • Modifies WinLogon for persistence
      • Drops startup file
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:4980
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:728

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          desktop.ini.exe

          • Path C:\$Recycle.Bin\S-1-5-21-3119821332-640943685-2562343641-1000\desktop.ini.exe
          • Size 5.5MB
          • SHA256 cd62822a8556810fbb6b3af955e60cc18a1f012b8b3a6adca3ee0c24be22180b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MZ

          • Path C:\Users\Admin\AppData\Local\Temp\MZ
          • Size 7.6MB
          • SHA256 717476ad3e18265d6597cc084f71be3c685d82af4d2a4f4a8d122fbe0494a784
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 6599ecf0a9a893b681001efae3b7554a29b5276e25cc2a07fdf7c8468a5cc29b
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 696721efcddb808852924657146a5a85a882f3b6f00962a9e1fea023f87547cb
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 c50083b6f4d73d88d30f00f40c5726d2d67c92f3229f510ead33b29fc162b188
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 13c2923eb7e26baf8d15172d5980814fcda22bc818a23a8037888aa307fa864f
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 ba5304056190ca2a3240e4a8733aae677ae1951557e4c1400f0b98fd3540620a
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 940a793fa2eaa1ab116ac2e2d87d9c9974eada5b866b8e30238cb494fe6a34a5
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 3ae3b9a10aee82b7efe3685a8fb708f24b6445e03aaab829299de30aae38943b
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 786860d70dace4c5f15048ed8d10d39dd08c980852b2499d0f956d2264c7ad44
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 ca9bccc13834df45f764cef555196466b95bacc5119b270e6acd1b9176434e2c
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 a711083452cad0e8e8b2498af892bf9be6484cfbecb8128316b48112c6791a5b
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 72c7170c551721431cc544a39cdbfcfc2ad9317d961ed8a129bce3e396ff5937
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 a2085c5ab625df458bf1579108d2d08476c206bac3e2b70eaab81ec9286710d6
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 0ddfc2cebc9f2e8a476b54f2dcaf8c5c211e8d3833e39b1a65df616f782d7a6b
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 00ad560bfdb1b2a2a0271350363f786f34ba4063b2b48578d88fcf6a2ee101c2
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 26538b7d0f6b173109cf5e648804fb6b6533d251c6f5c80609755c01e1ec4824
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 8723147c24b1695f5d6da4f1227a699e6fa3f64578915afbd802e4a2933ee8ab
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 4db906470d2337c1620863147c4de139602e9ac6b5f2f1ec69b175c34f22d43f
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 66bdd3cbc498df5648ae6f5508b5b991b8e94c325c20d2edf32764198eb213fe
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 60d4ec807a9bb7913d59254a0b197f663bc20a7f82257790ba3eaf5660c47ddd
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 a3b6533d8d50ba7cd961eed75f911f091e60b4396b413e7f1b2613e4f225a7a5
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 6f2262f706d2787aca16fec3e9e03a7e38838d770d21279d2b25b7bb871f6820
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 4190647c9298eba99d896a8bc4d32ec87b8ff40f4c1baebc7b5bbe3a6c974888
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 be2bdf0142ba56e23c86d80f33285f622ec2c3ab5e58dca946cd0d6772fdb172
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 8e4cdc0fbba99a9785673d6761d268c1b902d676916169f5d43a558c6105605a
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 b1edb2a0eb49a85bbf8ef2fa3bcc8f153988f31edc43d3c1fefc622279755a7e
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 0c35ab678c3221fba294a03004ee9a24a101e03db45472c110251ffefab22f07
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 2b668cdd4a19163b4bca18ac095f8ebf530846f23067d18ecdbbc04c66cd8356
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 0adc04bc1f517ff601593073c1a36c693d3dc52815a6b18f7f325c2cb39d51ef
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 2a6bb7297e0c62aad02bb9811378ac648b71abc8da994482c0fb2dd726236796
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 d0df960899e351f1cfba04150224cc1ee48c4bd08fc543a90b7d8027e3330902
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 9c6ca7819d6fd73f3f1cbe189e62fc2b94aae244dcba57099abfc11f9b55ce04
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 c402ec43019cf13e60dce9346cc295cd0909f0a8a788188b161336c8fe4e1531
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 dbddd39db73828974d64503131f64d9d8451e61db37162d23d24b04cb7f5ec6f
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 e5941905ecd011fdf951bda69bdae037c9806b8652a3d4a3c13f39f37900cbe4
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 fcf5435e02c1e0e168943a88e645aec2bcebc563e2f32f88c2ad4f4f79ea3147
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 c6639fbafa1950c7af2840fb43cda2a9a693655265eca3b7cd31dd179843bfd9
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 bc240523c335ee7a1b96d1c271aabf2fc9c45e400e4c1610017b3f3acdc1edab
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 9196f1f2bbc91c5c8458b06ef7755e4e6249b2aed29dfc24b191f8c856c635cf
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 dbcd2b1dc2d86aa3c0e4adcf38a7297d6026994963b13b4348f82ffc3b2c6585
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 3ec6985c6e3414535c7c1589b19c3134e306a6b179d8b63b3c8fd8fe3cadd585
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 9335653dccc49166a5beef3ebc752246a2bf3e36f615e6a96c8d27607060640a
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 e8df54d9d989ba49dd0260110becacd7eddba1eab21b8a8980f726df283d2741
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 6a32cbb75f497fccdaf9a0884baa90344fe33f005c7de8913d5e6f0fb43c9e73
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 7e6bda2606a9b00b55d28f6749f889ac80429e544cbd5a14f86ae1c550485533
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 3d7095b9fd322ac9626d124a08a382bb248990682294c96c69a7909409bcbfa4
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 f1522a65df7c6772df7c220a570b7831e90e9525e69556d19fedbfdd990dae12
          • MD5 SHA1 SHA512 TLSH

          HelpMe.exe

          • Path C:\Windows\SysWOW64\HelpMe.exe
          • Size 5.5MB
          • SHA256 43c962a3bce3673919bc2c1655f9c72da2a7e63fceb16cf05a4ed97ae5bdd14c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          notepad.exe.exe

          • Path C:\Windows\SysWOW64\notepad.exe.exe
          • Size 7.9MB
          • SHA256 94e1a0cddb849db1da3d255686301c1d5ed35cd3e416b88ceb28971f0e5b99c7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          AUTORUN.INF

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

          memory/2408-62-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/2408-68-0x00000000045B0000-0x0000000004632000-memory.dmp

          memory/2408-13-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/2408-14-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/3168-1-0x00000000021D0000-0x00000000021D1000-memory.dmp

          memory/3168-2-0x0000000000460000-0x0000000000461000-memory.dmp

          memory/3168-0-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/3168-20-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/3168-19-0x0000000002BE0000-0x0000000002C62000-memory.dmp

          memory/4340-7-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/4340-61-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/4340-65-0x0000000002B90000-0x0000000002C12000-memory.dmp

          memory/4340-8-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/4980-78-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/4980-77-0x0000000002B80000-0x0000000002C02000-memory.dmp