Analysis
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max time kernel
152s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
02-03-2022 18:01
Static task
static1
Behavioral task
behavioral1
Sample
13037b749aa4b1eda538fda26d6ac41c8f7b1d02d83f47b0d187dd645154e033.dll
Resource
win7-20220223-en
Behavioral task
behavioral2
Sample
13037b749aa4b1eda538fda26d6ac41c8f7b1d02d83f47b0d187dd645154e033.dll
Resource
win10v2004-en-20220112
General
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Target
13037b749aa4b1eda538fda26d6ac41c8f7b1d02d83f47b0d187dd645154e033.dll
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Size
219KB
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MD5
ecce8845921a91854ab34bff2623151e
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SHA1
736a4cfad1ed83a6a0b75b0474d5e01a3a36f950
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SHA256
13037b749aa4b1eda538fda26d6ac41c8f7b1d02d83f47b0d187dd645154e033
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SHA512
36fda34df70629d054a55823a3cc83f9599446b36576fbc86a6aac6564460789e8b141eeb168d3e4578f28182da874dd840e57b642af1a1a315dfe08a17b53e0
Malware Config
Signatures
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Drops desktop.ini file(s) 3 IoCs
description ioc Process File opened for modification C:\$Recycle.Bin\S-1-5-21-790714498-1549421491-1643397139-1000\desktop.ini rundll32.exe File opened for modification C:\Program Files\desktop.ini rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI rundll32.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\D: rundll32.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 rundll32.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.p2.metadata.repository.nl_ja_4.4.0.v20140623020002.jar rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PowerPointCombinedFloatieModel.bin rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\VBA\VBA7.1\1033\VBHW6.CHM rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\update_tracking\org-netbeans-core-startup.xml rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-pl.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-white_scale-100.png rundll32.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipssrl.xml rundll32.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\lt.pak rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\winXPBlue.png rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\lib\nbexec64.exe rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\modules\locale\org-openide-io_zh_CN.jar rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PROOF\msth8EN.LEX rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\api-ms-win-crt-utility-l1-1-0.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\System\mfc140enu.dll rundll32.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-profiling_zh_CN.jar rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Fonts\private\WINGDNG2.TTF rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\api-ms-win-crt-string-l1-1-0.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-pl.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\api-ms-win-core-file-l1-2-0.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\api-ms-win-core-timezone-l1-1-0.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\System\msvcp140_1.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MEDIA\BOMB.WAV rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.w3c.dom.events_3.0.0.draft20060413_v201105210656.jar rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler-snaptracer_ja.jar rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-pl.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_KMS_Client-ul-oob.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Retail-ppd.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\api-ms-win-crt-multibyte-l1-1-0.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\System\msvcp110.dll rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler-charts_zh_CN.jar rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\update_tracking\org-netbeans-lib-profiler.xml rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-host-remote.jar rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-ppd.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_MAK-ppd.xrm-ms rundll32.exe File opened for modification C:\Program Files\7-Zip\Lang\is.txt rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\CardViewIcon.png rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\Resources\1033\msolui.rll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excel-udf-host.win32.bundle rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OMICAUT.DLL rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL058.XML rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.core.filesystem_1.4.100.v20140514-1614.jar rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\modules\locale\org-netbeans-core-multiview_zh_CN.jar rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial5-ppd.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Grace-ppd.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.Themes.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Trial-ppd.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-black_scale-140.png rundll32.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ja-JP\InkObj.dll.mui rundll32.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\.lastModified rundll32.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\bci.dll rundll32.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\lib\deploy.jar rundll32.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\lib\fontconfig.properties.src rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\rsod\word.x-none.msi.16.x-none.tree.dat rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Help\itircl55.dll rundll32.exe File opened for modification C:\Program Files\Common Files\System\wab32res.dll rundll32.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_OEM_Perp-ul-oob.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ul.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\sfodbc_sb64.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp4-ul-phn.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\WordR_Grace-ul-oob.xrm-ms rundll32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.scale-80.png rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3588 wrote to memory of 2728 3588 rundll32.exe 60 PID 3588 wrote to memory of 2728 3588 rundll32.exe 60 PID 3588 wrote to memory of 2728 3588 rundll32.exe 60
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\13037b749aa4b1eda538fda26d6ac41c8f7b1d02d83f47b0d187dd645154e033.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3588 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\13037b749aa4b1eda538fda26d6ac41c8f7b1d02d83f47b0d187dd645154e033.dll,#12⤵
- Drops desktop.ini file(s)
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
PID:2728
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