Analysis Overview
SHA256
3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7
Threat Level: Known bad
The file jigsaw.exe was found to be: Known bad.
Malicious Activity Summary
Jigsaw Ransomware
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Adds Run key to start application
Drops file in System32 directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Enumerates system info in registry
Checks processor information in registry
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-07-13 12:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-07-13 12:44
Reported
2023-07-13 12:47
Platform
win7-20230712-en
Max time kernel
121s
Max time network
123s
Command Line
Signatures
Jigsaw Ransomware
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Windows\CurrentVersion\Run\firefox.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Frfx\\firefox.exe" | C:\Users\Admin\AppData\Local\Temp\jigsaw.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\diner_m.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\de-DE\gadget.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rcp.intro.zh_CN_5.5.0.165303.jar.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.nl_zh_4.4.0.v20140623020002.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\db\lib\derbytools.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\lib\ext\dnsns.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-last-quarter.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.simpleconfigurator.manipulator.nl_zh_4.4.0.v20140623020002.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\js\picturePuzzle.js | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler-charts_zh_CN.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\7-Zip\License.txt.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-ImageMask.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-new_partly-cloudy.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-application.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\ku.txt | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.text.nl_ja_4.4.0.v20140623020002.jar.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-applemenu.xml.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\button_MCELogo_mouseover.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\divider-vertical.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| 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 | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.nl_zh_4.4.0.v20140623020002.jar.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\locale\boot_ja.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\7-Zip\Lang\ky.txt.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\VideoLAN\VLC\README.txt.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Executive.xml.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\win32_LinkNoDrop32x32.gif.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-api-caching.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\system_dot.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.ja_5.5.0.165303.jar.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\de-DE\js\RSSFeeds.js | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\de-DE\gadget.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\144DPI\(144DPI)grayStateIcon.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-execution.xml.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-modules.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\bn.txt | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Newsprint.xml.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_divider_right.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\bg_TexturedBlue.gif | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsHomePageScript.js | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\org-openide-filesystems_zh_CN.jar.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\icon.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\distribute_form.gif | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\11.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\selection_subpicture.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.win32.nl_ja_4.4.0.v20140623020002.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| 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\masterix.gif.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-startup.xml.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-autoupdate-services.xml.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| 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\feedbck2.gif.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\trad_s.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\ja-JP\js\library.js | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-keyring-impl.jar.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\LoginTool24x24ImagesMask.bmp | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.views_3.7.0.v20140408-0703.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\bg_FormsHomePageSlice.gif.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-sa_zh_CN.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows NT\TableTextService\TableTextServiceArray.txt | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationUp_ButtonGraphic.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\vintage.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.attach_5.5.0.165303.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.jdp.ja_5.5.0.165303.jar | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\ja-JP\js\slideShow.js | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-favorites_ja.jar.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\Services\verisign.bmp | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2592 wrote to memory of 2448 | N/A | C:\Users\Admin\AppData\Local\Temp\jigsaw.exe | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe |
| PID 2592 wrote to memory of 2448 | N/A | C:\Users\Admin\AppData\Local\Temp\jigsaw.exe | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe |
| PID 2592 wrote to memory of 2448 | N/A | C:\Users\Admin\AppData\Local\Temp\jigsaw.exe | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\jigsaw.exe
"C:\Users\Admin\AppData\Local\Temp\jigsaw.exe"
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
"C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe" C:\Users\Admin\AppData\Local\Temp\jigsaw.exe
Network
Files
memory/2592-54-0x0000000000F50000-0x0000000000FA0000-memory.dmp
memory/2592-56-0x000007FEF55B0000-0x000007FEF5F4D000-memory.dmp
memory/2592-55-0x0000000000270000-0x00000000002A8000-memory.dmp
memory/2592-57-0x0000000000CB0000-0x0000000000D30000-memory.dmp
memory/2592-58-0x000007FEF55B0000-0x000007FEF5F4D000-memory.dmp
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
| MD5 | 2773e3dc59472296cb0024ba7715a64e |
| SHA1 | 27d99fbca067f478bb91cdbcb92f13a828b00859 |
| SHA256 | 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7 |
| SHA512 | 6ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262 |
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
| MD5 | 2773e3dc59472296cb0024ba7715a64e |
| SHA1 | 27d99fbca067f478bb91cdbcb92f13a828b00859 |
| SHA256 | 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7 |
| SHA512 | 6ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262 |
memory/2448-67-0x000007FEF55B0000-0x000007FEF5F4D000-memory.dmp
memory/2448-68-0x0000000000B50000-0x0000000000BD0000-memory.dmp
memory/2448-66-0x0000000000E60000-0x0000000000EB0000-memory.dmp
memory/2592-65-0x000007FEF55B0000-0x000007FEF5F4D000-memory.dmp
memory/2448-69-0x000007FEF55B0000-0x000007FEF5F4D000-memory.dmp
memory/2448-70-0x000007FEF55B0000-0x000007FEF5F4D000-memory.dmp
memory/2448-71-0x0000000000B50000-0x0000000000BD0000-memory.dmp
C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\invalid32x32.gif.fun
| MD5 | 580ee0344b7da2786da6a433a1e84893 |
| SHA1 | 60f8c4dd5457e9834f5402cb326b1a2d3ca0ba7e |
| SHA256 | 98b6c2ddfefc628d03ceaef9d69688674a6bc32eb707f9ed86bc8c75675c4513 |
| SHA512 | 356d2cdea3321e894b5b46ad1ea24c0e3c8be8e3c454b5bd300b7340cbb454e71fc89ca09ea0785b373b483e67c2f6f6bb408e489b0de4ff82d5ed69a75613ba |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\container.dat.fun
| MD5 | 8ebcc5ca5ac09a09376801ecdd6f3792 |
| SHA1 | 81187142b138e0245d5d0bc511f7c46c30df3e14 |
| SHA256 | 619e246fc0ac11320ff9e322a979948d949494b0c18217f4d794e1b398818880 |
| SHA512 | cec50bfc6ad2f57f16da99459f40f2d424c6d5691685fa1053284f46c8c8c8a975d7bcb1f3521c4f3fbdc310cf4714e29404aa23be6021e2e267c97b090dc650 |
memory/2448-2065-0x0000000000B50000-0x0000000000BD0000-memory.dmp
memory/2448-2068-0x0000000000B50000-0x0000000000BD0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-07-13 12:44
Reported
2023-07-13 12:47
Platform
win10v2004-20230703-en
Max time kernel
140s
Max time network
143s
Command Line
Signatures
Jigsaw Ransomware
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\jigsaw.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\firefox.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Frfx\\firefox.exe" | C:\Users\Admin\AppData\Local\Temp\jigsaw.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{FD80AA5C-DE2F-497E-9F12-5E01D02C84B6}.catalogItem | C:\Windows\System32\svchost.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Assets\PhotosAppList.targetsize-20.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-96_altform-unplated_contrast-black_devicefamily-colorfulunplated.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubLargeTile.scale-200.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\microsoft shared\ink\ipsptg.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-64_contrast-black.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\StoreLogo.scale-200.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\Assets\MixedRealityPortalAppList.targetsize-48_altform-lightunplated.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft.NET\RedistList\AssemblyList_4_client.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.scale-100.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubAppList.targetsize-60.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\OrientationSensorCalibrationFigure.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\af.txt | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\ug.txt | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\SearchPlaceholder-light.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\IC_WelcomeBanner.scale-150.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Assets\PhotosLogoExtensions.targetsize-16.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows Media Player\Network Sharing\wmpnss_color120.jpg | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\JumpListNewNote.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\Standard.targetsize-20_contrast-white.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\HoloAssets\HoloLens_HandTracking.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre1.8.0_66\THIRDPARTYLICENSEREADME-JAVAFX.txt | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\Assets\ScreenSketchSquare44x44Logo.targetsize-16_altform-lightunplated.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.contrast-white_targetsize-64.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-GoogleCloudCache.scale-200.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-96_contrast-white.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\ScreenSketchSquare44x44Logo.scale-125_contrast-black.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\Date.targetsize-16_contrast-white.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.targetsize-40_altform-unplated.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Java\jre1.8.0_66\lib\deploy.jar.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\Assets\ScreenSketchSquare44x44Logo.targetsize-96_altform-unplated_devicefamily-colorfulunplated.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\EmptyView-Dark.scale-400.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.contrast-black_targetsize-24.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarLogoExtensions.scale-16.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\kab.txt | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\AppPackageStoreLogo.scale-100.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\OneNoteNewNoteMedTile.scale-100.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\ca.txt | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxManifest.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubSplashScreen.scale-100_contrast-white.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\LargeTile.scale-100_contrast-black.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\TimerSmallTile.contrast-black_scale-100.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\ExchangeBadge.scale-100.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\TXP_DiningReservation.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Windows Media Player\Network Sharing\wmpnss_color48.jpg | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses\c2rpridslicensefiles_auto.xml.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Assets\Icon_Xbox_PhotosSplashWideTile.scale-200.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarBadge.scale-400.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubAppList.targetsize-32_altform-unplated_contrast-high.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Wide310x150Logo.scale-150.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\SmallTile.scale-200.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\FileExtension.targetsize-24.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Integration\C2RManifest.dcfmui.msi.16.en-us.xml.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarMediumTile.scale-125.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E1-0000-1000-0000000FF1CE.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderSmallTile.contrast-black_scale-100.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\7-Zip\Lang\id.txt.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft.NET\RedistList\AssemblyList_4_extended.xml | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\Assets\tinytile.targetsize-256_contrast-black.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-white_targetsize-256.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\7-Zip\Lang\kaa.txt.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Assets\PhotosAppList.scale-200.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\rsod\powerpivot.x-none.msi.16.x-none.boot.tree.dat.fun | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\2876_24x24x32.png | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Windows\System32\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\System32\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\System32\svchost.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Windows\System32\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\System32\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4628 wrote to memory of 920 | N/A | C:\Users\Admin\AppData\Local\Temp\jigsaw.exe | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe |
| PID 4628 wrote to memory of 920 | N/A | C:\Users\Admin\AppData\Local\Temp\jigsaw.exe | C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe |
Uses Task Scheduler COM API
Processes
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
C:\Users\Admin\AppData\Local\Temp\jigsaw.exe
"C:\Users\Admin\AppData\Local\Temp\jigsaw.exe"
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
"C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe" C:\Users\Admin\AppData\Local\Temp\jigsaw.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 54.120.234.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 66.112.168.52.in-addr.arpa | udp |
Files
memory/4628-136-0x00007FFA57DC0000-0x00007FFA58761000-memory.dmp
memory/4628-137-0x0000000000AF0000-0x0000000000B40000-memory.dmp
memory/4628-138-0x00007FFA57DC0000-0x00007FFA58761000-memory.dmp
memory/4628-139-0x0000000001590000-0x00000000015A0000-memory.dmp
memory/4628-141-0x0000000001420000-0x0000000001458000-memory.dmp
memory/4628-142-0x000000001C270000-0x000000001C73E000-memory.dmp
memory/4628-143-0x000000001BBC0000-0x000000001BC5C000-memory.dmp
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
| MD5 | 2773e3dc59472296cb0024ba7715a64e |
| SHA1 | 27d99fbca067f478bb91cdbcb92f13a828b00859 |
| SHA256 | 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7 |
| SHA512 | 6ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262 |
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
| MD5 | 2773e3dc59472296cb0024ba7715a64e |
| SHA1 | 27d99fbca067f478bb91cdbcb92f13a828b00859 |
| SHA256 | 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7 |
| SHA512 | 6ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262 |
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
| MD5 | 2773e3dc59472296cb0024ba7715a64e |
| SHA1 | 27d99fbca067f478bb91cdbcb92f13a828b00859 |
| SHA256 | 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7 |
| SHA512 | 6ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262 |
memory/920-157-0x00007FFA57DC0000-0x00007FFA58761000-memory.dmp
memory/4628-158-0x00007FFA57DC0000-0x00007FFA58761000-memory.dmp
memory/920-159-0x00007FFA57DC0000-0x00007FFA58761000-memory.dmp
memory/920-160-0x0000000001350000-0x0000000001358000-memory.dmp
memory/920-167-0x00007FFA57DC0000-0x00007FFA58761000-memory.dmp
memory/920-168-0x00000000013B0000-0x00000000013C0000-memory.dmp