Analysis
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max time kernel
247s -
max time network
250s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
03-09-2023 22:17
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe
Resource
win7-20230831-en
windows7-x64
12 signatures
1200 seconds
Errors
Reason
Machine shutdown
General
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Target
3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe
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Size
283KB
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MD5
2773e3dc59472296cb0024ba7715a64e
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SHA1
27d99fbca067f478bb91cdbcb92f13a828b00859
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SHA256
3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7
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SHA512
6ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262
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SSDEEP
6144:7fukPLPvucHiQQQ4uuy9ApZbZWxcZt+kTfMLJTOAZiYSXjjeqXus:7fu5cCT7yYlWi8kTfMLJTOAZiYSXjyqX
Score
10/10
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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Executes dropped EXE 1 IoCs
pid Process 2028 drpbx.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-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows\CurrentVersion\Run\firefox.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Frfx\\firefox.exe" 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-autoupdate-ui_ja.jar.fun drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-spi-actions_ja.jar drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-actions_ja.jar drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-compat_ja.jar.fun drpbx.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Elemental.xml drpbx.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-next-static.png drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\cronometer_dot.png drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-uihandler.jar.fun drpbx.exe File created C:\Program Files\7-Zip\readme.txt.fun drpbx.exe File opened for modification C:\Program Files\7-Zip\Lang\et.txt drpbx.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\circleround_glass.png drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.console.nl_zh_4.4.0.v20140623020002.jar.fun drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\en-US\js\weather.js drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-lib-profiler-ui.jar drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\21.png drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\de-DE\gadget.xml drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.metadata_2.2.0.v20131211-1531.jar.fun drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\es-ES\js\weather.js drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.components.ui_5.5.0.165303.jar.fun drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.publisher.eclipse_1.1.200.v20140414-0825.jar drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\de-DE\js\currency.js drpbx.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\title_trans_scene.wmv drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_few-showers.png drpbx.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\InformationIcon.jpg drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\images\month.png drpbx.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\NotifierWindowMaskRTL.bmp drpbx.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\bg_FormsHomePageBlank.gif.fun drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.mbeanbrowser.ja_5.5.0.165303.jar drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\fr-FR\js\settings.js drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\js\RSSFeeds.js drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-options-api.jar drpbx.exe File created C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Aspect.xml.fun drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_pl.jar.fun drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\timer_up.png drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.alert.zh_CN_5.5.0.165303.jar drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\booklist.gif.fun drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\20.png drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-netbeans-core.xml.fun drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-print_ja.jar drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-loaders_ja.jar drpbx.exe File created C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Technic.xml.fun drpbx.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\NavigationLeft_SelectionSubpicture.png drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\de-DE\gadget.xml drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\images\add_over.png drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding_1.4.2.v20140729-1044.jar drpbx.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\images\Back-48.png drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\es-ES\js\calendar.js drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\it-IT\js\highDpiImageSwap.js drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-autoupdate-cli.jar.fun drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_moon-first-quarter.png drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\zipfs.jar drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\javax.servlet_3.0.0.v201112011016.jar.fun drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.css.core.nl_ja_4.4.0.v20140623020002.jar drpbx.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\validation.js.fun drpbx.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\images\Tulip.jpg drpbx.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\flower_dot.png drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-application.xml.fun drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-util-lookup.xml.fun drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-keyring_zh_CN.jar drpbx.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler-charts_ja.jar drpbx.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-bg_glass_100_f6f6f6_1x400.png drpbx.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\sa-jdi.jar.fun drpbx.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\BillingStatement.xltx drpbx.exe File created C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\LogoBeta.png.fun drpbx.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 41 IoCs
pid Process 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1652 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1652 taskmgr.exe Token: 33 1044 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1044 AUDIODG.EXE Token: 33 1044 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1044 AUDIODG.EXE -
Suspicious use of FindShellTrayWindow 64 IoCs
pid Process 2028 drpbx.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe -
Suspicious use of SendNotifyMessage 64 IoCs
pid Process 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe 1652 taskmgr.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2372 wrote to memory of 2028 2372 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe 28 PID 2372 wrote to memory of 2028 2372 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe 28 PID 2372 wrote to memory of 2028 2372 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe"C:\Users\Admin\AppData\Local\Temp\3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe"C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe" C:\Users\Admin\AppData\Local\Temp\3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
PID:2028
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1652
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x01⤵PID:2172
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4981⤵
- Suspicious use of AdjustPrivilegeToken
PID:1044
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x11⤵PID:548
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
160B
MD5580ee0344b7da2786da6a433a1e84893
SHA160f8c4dd5457e9834f5402cb326b1a2d3ca0ba7e
SHA25698b6c2ddfefc628d03ceaef9d69688674a6bc32eb707f9ed86bc8c75675c4513
SHA512356d2cdea3321e894b5b46ad1ea24c0e3c8be8e3c454b5bd300b7340cbb454e71fc89ca09ea0785b373b483e67c2f6f6bb408e489b0de4ff82d5ed69a75613ba
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Filesize
283KB
MD52773e3dc59472296cb0024ba7715a64e
SHA127d99fbca067f478bb91cdbcb92f13a828b00859
SHA2563ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7
SHA5126ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262
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Filesize
283KB
MD52773e3dc59472296cb0024ba7715a64e
SHA127d99fbca067f478bb91cdbcb92f13a828b00859
SHA2563ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7
SHA5126ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262
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Filesize
16B
MD58ebcc5ca5ac09a09376801ecdd6f3792
SHA181187142b138e0245d5d0bc511f7c46c30df3e14
SHA256619e246fc0ac11320ff9e322a979948d949494b0c18217f4d794e1b398818880
SHA512cec50bfc6ad2f57f16da99459f40f2d424c6d5691685fa1053284f46c8c8c8a975d7bcb1f3521c4f3fbdc310cf4714e29404aa23be6021e2e267c97b090dc650
