Analysis
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max time kernel
131s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20250207-en -
resource tags
arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system -
submitted
11/02/2025, 16:44
Behavioral task
behavioral1
Sample
41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe
Resource
win7-20250207-en
Behavioral task
behavioral2
Sample
41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe
Resource
win10v2004-20250207-en
General
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Target
41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe
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Size
1.7MB
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MD5
15d05dfa5cff0cfc86e5135155744385
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SHA1
3eb904370ebf0bd3d4665a0f4ea80f8cc8e89dc9
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SHA256
41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff
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SHA512
a1990e12b1397d12d718717e46a6ffc3721a44058f499b86b11b2d163b03afd2f8d7c816633abbd6a90773369b3ecb2b3f391ceed341d39bedfea5f4c1b99efd
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SSDEEP
24576:uGA0AhSVzjJqVR/xmx0AsQ5r2jOGJTS8KmlI+u+68+DrAmz:xAhuzc3DXJTS8KmVzeD5
Malware Config
Signatures
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Detects Trigona ransomware 14 IoCs
resource yara_rule behavioral1/memory/1644-0-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-1-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-2-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-8-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-636-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-2244-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-2269-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-2289-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-2894-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-4884-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-11518-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-13148-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-13149-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona behavioral1/memory/1644-14038-0x0000000000400000-0x00000000005CF000-memory.dmp family_trigona -
Trigona
A ransomware first seen at the beginning of the 2022.
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Trigona family
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Drops startup file 1 IoCs
description ioc Process File created \??\c:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\BEADFFA4E91B51BAE87EF11F62DBD234 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe" 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe -
Drops desktop.ini file(s) 11 IoCs
description ioc Process File opened for modification \??\c:\Program Files\Microsoft Games\Chess\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Microsoft Games\FreeCell\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Microsoft Games\Mahjong\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Microsoft Games\Purble Place\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\$Recycle.Bin\S-1-5-21-677481364-2238709445-1347953534-1000\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\Microsoft Shared\Stationery\Desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Microsoft Games\Hearts\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Microsoft Games\Solitaire\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Microsoft Games\SpiderSolitaire\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-677481364-2238709445-1347953534-1000\desktop.ini 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File created \??\c:\Program Files\Java\jre7\lib\zi\Asia\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\db\RELEASE-NOTES.html 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\Common Files\System\Ole DB\de-DE\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\DVD Maker\Shared\DvdStyles\Sports\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\en-US\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jre7\lib\zi\Atlantic\Cape_Verde 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\VideoLAN\VLC\locale\bs\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\en-US\css\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\winXPOlive.png 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk16\windows-amd64\profilerinterface.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\VideoLAN\VLC\plugins\demux\libcaf_plugin.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\diner_m.png 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core.jar 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Windows Mail\oeimport.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk15\windows-amd64\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\es-ES\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\en-US\currency.html 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files (x86)\Microsoft Sync Framework\v1.0\Runtime\x86\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\mshwLatin.dll.mui 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\DVD Maker\PipeTran.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jre7\lib\zi\Pacific\Saipan 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-charts.xml 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jre7\bin\libxml2.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jre7\lib\zi\Asia\Pontianak 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\VideoLAN\VLC\vlc.exe 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\BrightOrange\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Notes_INTRO_BG_PAL.wmv 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Xml.Linq.Resources.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\es-ES\js\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\Mappings\win\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\Common Files\Microsoft Shared\Stationery\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\Microsoft Shared\Stationery\GreenBubbles.jpg 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\es-ES\MSTTSLoc.dll.mui 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\System\msadc\ja-JP\msaddsr.dll.mui 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.mbeanbrowser.zh_CN_5.5.0.165303.jar 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-uihandler_ja.jar 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Microsoft Games\Hearts\HeartsMCE.lnk 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\7-Zip\Lang\mr.txt 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files (x86)\Adobe\Reader 9.0\Esl\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.net.nl_zh_4.4.0.v20140623020002.jar 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4-dark_win.css 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jre7\lib\zi\Etc\GMT-13 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\Microsoft Shared\ink\th-TH\tipresx.dll.mui 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Riyadh87 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.w3c.dom.smil_1.0.0.v200806040011.jar 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPOBJS.DLL 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-modules-templates.xml_hidden 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\System\msadc\en-US\msaddsr.dll.mui 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jre7\lib\zi\SystemV\YST9YDT 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Windows Media Player\es-ES\wmpnscfg.exe.mui 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\en-US\picturePuzzle.html 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\Microsoft Shared\ink\ko-KR\tipresx.dll.mui 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Windows Sidebar\en-US\sbdrop.dll.mui 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\picturePuzzle.html 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsMainToNotesBackground_PAL.wmv 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\jre\bin\mlib_image.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.attach.ja_5.5.0.165303.jar 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Java\jre7\lib\zi\Atlantic\Stanley 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File created \??\c:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\AcroForm\how_to_decrypt.hta 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\Microsoft Shared\Stationery\Garden.jpg 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe File opened for modification \??\c:\Program Files\Common Files\System\Ole DB\oledb32r.dll 41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe"C:\Users\Admin\AppData\Local\Temp\41c9080f9c90e00a431b2fb04b461584abe68576996379a97469a71be42fc6ff.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Program Files directory
PID:1644
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5d59a04aa320d4ce2eba9646272a7e87d
SHA1330cff6596c052a075ee9c9d47b43c0cda065f15
SHA256fb7f1d4185f12b425f2fb547ca8aaae1cdae3635ca237f0f8b80f891d019a1ec
SHA512f56c79996045398e96f760170144bb348bd94e46690dd891300b2bb7ae462d0f04191415cbda4939f9f0c9a4fedc2fa6ca4fb9336c86975442ae6d078f453792
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Filesize
12KB
MD5be55aa9b4572492503c33bb87b1660c6
SHA15e7422aa319f53932b6cef43904ae0c86d7e75d9
SHA256bdb8510ad982d41a4fcd88df18f2408ca2dfca7454d04f57d1062d159ed209be
SHA512c6bfaac1aeb0f996f071aa498bdc6016a83b7d731c6d0358ada41258c41d2f47e390a6ff58e157d53767fe913fe9bc8d12e0d248dbdb9413bef4842d87f41ce7