Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07-06-2024 19:02
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe
Resource
win10v2004-20240508-en
General
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Target
VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe
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Size
684KB
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MD5
52cdf9dc4986a5df3e8b0df4c4d77da6
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SHA1
81309c26783f809f9c98edae4a0730aab1bf5ad6
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SHA256
7934625ee2b46883d287d31cb3d1d0b2eb3a0ac2a59a22d434b16513af3d1b11
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SHA512
44df0ce2bed5238a1c51419b70f8d45c0ebc7ad7938012e9ff71512f51ae9df501dd67863716b8a8362df1079c472ef86a50cd8bbab648d4613bd663f6ce53b3
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SSDEEP
12288:Ixd0h1smbbWC+G/d8ke2Ov71Qoh1PCtCSqBHPuDxcSMa+58tbRC:IxRmbyC+Od8cOvWsZVW
Malware Config
Signatures
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Jigsaw Ransomware
Ransomware family first created in 2016. Named based on wallpaper set after infection in the early versions.
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Renames multiple (1997) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Executes dropped EXE 1 IoCs
pid Process 2392 macroid.exe -
Reads user/profile data of web browsers 2 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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vidsmar.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Vidsmar\\Vidsmar.exe" VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.metadata_2.2.0.v20131211-1531.jar macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-lib-profiler.xml.pornoransom macroid.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\button_left_over.gif.pornoransom macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\bg_Premium.gif macroid.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\flower_dot.png macroid.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\localedata.jar macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-options-api.xml.pornoransom macroid.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler_zh_CN.jar macroid.exe File created C:\Program Files\7-Zip\Lang\tk.txt.pornoransom macroid.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passportcover.png macroid.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\images\rss_headline_glow_flyout.png macroid.exe File created C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\Logo.png.pornoransom macroid.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\button_mid.gif.pornoransom macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\IDE\VSTA\ItemTemplates\CSharp\1033\DataSet.zip macroid.exe File created C:\Program Files\Java\jre7\lib\jsse.jar.pornoransom macroid.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\button_MCELogo_mouseout.png macroid.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\images\dial.png macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-util-enumerations_zh_CN.jar.pornoransom macroid.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\web.xml macroid.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\dotslightoverlay.png macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\StopIconMask.bmp macroid.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\images\reveal_down.png macroid.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\144DPI\(144DPI)grayStateIcon.png macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.databinding_1.6.200.v20140528-1422.jar.pornoransom macroid.exe File opened for modification C:\Program Files\Microsoft Office\Office14\Mso Example Setup File A.txt macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Urban.xml macroid.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_hu.jar macroid.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_divider_left.png macroid.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\auxpad\auxbase.xml macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.widgets.nl_ja_4.4.0.v20140623020002.jar.pornoransom macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.databinding.nl_ja_4.4.0.v20140623020002.jar.pornoransom macroid.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.osgi.services.nl_zh_4.4.0.v20140623020002.jar macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\Solutions\arrow.png macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-spi-actions.xml.pornoransom macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler-oql_ja.jar.pornoransom macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\IDE\VSTA\ItemTemplates\VisualBasic\1033\Dialog.zip macroid.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\icon.png macroid.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationLeft_ButtonGraphic.png macroid.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\modern_m.png macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\DataViewIconImagesMask.bmp macroid.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\ja-JP\js\calendar.js macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\bg_FormsHomePage.gif macroid.exe File created C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Module.xml.pornoransom macroid.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ApothecaryNewsletter.dotx.pornoransom macroid.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_divider.png macroid.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\en-US\gadget.xml macroid.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.http.registry_1.1.300.v20130402-1529.jar macroid.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.help.ui.nl_zh_4.4.0.v20140623020002.jar macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-modules-appui.xml.pornoransom macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormToolImages.jpg macroid.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\logo.png macroid.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ExecutiveLetter.dotx.pornoransom macroid.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\corner.png macroid.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\gadget.xml macroid.exe File created C:\Program Files\Java\jre7\lib\images\cursors\win32_LinkNoDrop32x32.gif.pornoransom macroid.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveDocumentReview\MarkupIconImages.jpg.pornoransom macroid.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\button_right_over.gif macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.core.nl_ja_4.4.0.v20140623020002.jar.pornoransom macroid.exe File created C:\Program Files\Java\jre7\lib\images\cursors\win32_LinkDrop32x32.gif.pornoransom macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\win32_CopyNoDrop32x32.gif.pornoransom macroid.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\eclipse_update_120.jpg macroid.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\rarrow.gif macroid.exe File created C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Office Classic 2.xml.pornoransom macroid.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.directorywatcher.nl_ja_4.4.0.v20140623020002.jar.pornoransom macroid.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2856 wrote to memory of 2392 2856 VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe 28 PID 2856 wrote to memory of 2392 2856 VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe 28 PID 2856 wrote to memory of 2392 2856 VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Users\Admin\AppData\Local\Macroid\macroid.exe"C:\Users\Admin\AppData\Local\Macroid\macroid.exe" C:\Users\Admin\AppData\Local\Temp\VirusShare_52cdf9dc4986a5df3e8b0df4c4d77da6.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:2392
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
160B
MD5580ee0344b7da2786da6a433a1e84893
SHA160f8c4dd5457e9834f5402cb326b1a2d3ca0ba7e
SHA25698b6c2ddfefc628d03ceaef9d69688674a6bc32eb707f9ed86bc8c75675c4513
SHA512356d2cdea3321e894b5b46ad1ea24c0e3c8be8e3c454b5bd300b7340cbb454e71fc89ca09ea0785b373b483e67c2f6f6bb408e489b0de4ff82d5ed69a75613ba
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Filesize
684KB
MD552cdf9dc4986a5df3e8b0df4c4d77da6
SHA181309c26783f809f9c98edae4a0730aab1bf5ad6
SHA2567934625ee2b46883d287d31cb3d1d0b2eb3a0ac2a59a22d434b16513af3d1b11
SHA51244df0ce2bed5238a1c51419b70f8d45c0ebc7ad7938012e9ff71512f51ae9df501dd67863716b8a8362df1079c472ef86a50cd8bbab648d4613bd663f6ce53b3
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Filesize
16B
MD58ebcc5ca5ac09a09376801ecdd6f3792
SHA181187142b138e0245d5d0bc511f7c46c30df3e14
SHA256619e246fc0ac11320ff9e322a979948d949494b0c18217f4d794e1b398818880
SHA512cec50bfc6ad2f57f16da99459f40f2d424c6d5691685fa1053284f46c8c8c8a975d7bcb1f3521c4f3fbdc310cf4714e29404aa23be6021e2e267c97b090dc650