Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-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 16 IoCs
  • Modifies WinLogon for persistence 2 TTPs 3 IoCs
  • Custom signature
    Detects executables packed with ASPack 16 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 20 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:1240
    • 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:3864
    • 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:2280
  • 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:1796
  • C:\Windows\explorer.exe
    Explorer.exe HelpMe.exe
    1⤵
      PID:4076
    • 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:4956

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          desktop.ini.exe

          • Path C:\$Recycle.Bin\S-1-5-21-745935970-1373868228-562466063-1000\desktop.ini.exe
          • Size 5.5MB
          • SHA256 2ad974e047cf6e084feba684200abe3345ccca952938a9c78e87e69eb2a367c1
          • 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 c853308a427f5a8d0c037adc323a66c9a09b6e8ee8b25759455b9ba4ecbc6771
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 2c267489cfb58a7a05d63198060f43004065f2d0aaddc66df72383b27c1fd94a
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 56c7fe62ebb53f301509f5ed621b9a3b1a8f90dbbca54f42d39f909922a31715
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 0ed2d38cc1e3b902424373a8d2337fb8d5d674649046fb1fa7727caaddf4d4ea
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 c441adf55957ff38fd9078dac4fa52690df86e39a2df59036cb5a28817e96f5e
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 e7fa4992489fcb2a350945f287e1fff13763fae2e2ede14bfe0c7951fa46023b
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 d88401c158a2ff910e9fff9c763b0e1144d5474c076d772422f43142aa3c66c3
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 9e1ddacfbaabe580ca768f31c24c679bfcba0db1b57e8b3acf5079bc298444f8
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 de89aef630a66050dbbf9aaa479f5336b531cd7c3e5a9829d0deaadd3fedd4cb
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 45a461177c5795737b0176fe9e2add06b51224542f88e2199afb2c3e8dd6adff
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 e5912773bc2fbe3b540eba36892af3ca0c848bff87499d173e47689bb4cf019f
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 2ec9a238b64c3ede433ba7130cdd50d231e3f8db745bf01e569b6edb1ebc7d34
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 88c7c377660febb6a14236613ffbdad417dd1132f63c95d159d6664ded14b3e6
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 179289c66251804f6ab0d79bcb452849284597ab5338747e44e1c4242a768f18
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 43d1683138a5b461481460fb40fc2f3081ac492a68b0a74dd4a701ddff0dfbd6
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 1c333105a79fb1b3ffd97cb122622dadc752fdf4e717f0f66f2a9060617bccd7
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 d3b67e4bc42b82ae415f7e32930e6639fb36ae8da0244720ad7218ddeecf72e6
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 0039a438a1f47b78878b89518215766a3d2108a1d6370d9c854c549e0425d135
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 59946e634d55b6e0a30540efd2fae35c92540f8dd2dd300673a8a5ff89816bfd
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 dc871bf3b745d40fa5550ee9e26fe878938e89488ccdbb7d075114b8dc48d282
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 71524c2187d7f8a0be911553f0ed2a4ee7586c25b6a131a5644030dd5acd73a7
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 dc5a2ca8c65caab7116abbbba19cd35093b94c96ac71c7187c97ef538dabaead
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 5f56d7a56dee02eb713fa1961d197c7d89a517feb4aa1249110c452087c66f98
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 6c446a196a788512acabe7ffc406b8800dbfef4d24f5dcd2576bd172785ad0a3
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 faf9a44146548816af469568ff8d1c89916a314be136344465b3d5f557482ef1
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 3292537e1bde44549f314b78c7d760f3c2135bac4fb8938dd512d1902f9d9ed2
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 e2878bd459202b8387c0056c423ba927f64f8d1e78a7cf20befd28fb525e5fe0
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 825ce15b29ad469bde093a48ccb7b39b88c300cef5717b376b5f47d3305d30d5
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 561d7984e7558f47a54403000394ace658c9c5350112b80a35909ad59f2623a6
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 f592025d3cde5b99ba4af522e9e8fbdea6e822cfeb8f4f98cd7792ca8e04c983
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 92335c16a8e188bfffbf5eee0ff7365a03892934e69618f87f65736987cf4c30
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 1d5be5a7160fabfd16fa8c98a2b20b182b108cab7d20135a3532e54b151822ab
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 ed98b6deae0dbd31fceebdc1dd98e2c909c1880c910276784e51d1bcddbb81e4
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 bf3dc291ea34423ef00181de82a8cab1d4b89a865366532dbf45a2f90785c57d
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 91dc9b532e629cc9279c12905b6e87dbfeffa954b230666fa5fcef2fdf029021
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 0a484260734e5f68c45fdaecd78cf93202d272bd8ac93b492fa1650b287d34cc
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 39fca5eda15a9b0150bff80c5e64ea58e5e62defaf8b1bd273ad3893c18b8953
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 ebce2da8158194cbf389ad790d409c0da34d7e05d749ad2928605fea370d112c
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 a78cfdb9c2e779fa41d3e65acf6f14e74955fb5ea9a8b6781dadb563d592ce80
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1KB
          • SHA256 b93d2b75b87be66732e4a4c7866537f40f123a6f16c313e5cc99d09ce4db61c9
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 78a5bbc6ad9f5960aaa43dea013405db0d0bb659fca567649a98d86246665864
          • MD5 SHA1 SHA512 TLSH

          Soft.lnk

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk
          • Size 1019B
          • SHA256 df9425741d93783cc5c2262df71247bc878ec6fad9c4ea20877e94b46ee8d5b4
          • 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 7.8MB
          • SHA256 83740c2252a29db1971cbc6be86aef14f7b59ad3558b67e5f0f2640c3eb9eabb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          AUTORUN.INF

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

          memory/1240-0-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/1240-1-0x00000000020C0000-0x00000000020C1000-memory.dmp

          memory/1240-2-0x0000000000460000-0x0000000000461000-memory.dmp

          memory/1240-19-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/1796-61-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/1796-62-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/1796-72-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/1796-77-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/2280-63-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/2280-13-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/2280-14-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/3864-60-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/3864-8-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/3864-6-0x0000000000400000-0x0000000000478000-memory.dmp

          memory/4956-78-0x00000000096B0000-0x0000000009B22000-memory.dmp