Analysis
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max time kernel
4294211s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20220223-en -
submitted
03-03-2022 02:18
Static task
static1
Behavioral task
behavioral1
Sample
13037b749aa4b1eda538fda26d6ac41c8f7b1d02d83f47b0d187dd645154e033.dll
Resource
win7-20220223-en
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
13037b749aa4b1eda538fda26d6ac41c8f7b1d02d83f47b0d187dd645154e033.dll
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
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
Score
6/10
Malware Config
Signatures
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Drops desktop.ini file(s) 13 IoCs
description ioc Process File opened for modification C:\Program Files\desktop.ini rundll32.exe File opened for modification C:\Program Files\Microsoft Games\Hearts\desktop.ini rundll32.exe File opened for modification C:\Program Files\Microsoft Games\Mahjong\desktop.ini rundll32.exe File opened for modification C:\Program Files\Microsoft Games\Purble Place\desktop.ini rundll32.exe File opened for modification C:\Program Files\Microsoft Games\Solitaire\desktop.ini rundll32.exe File opened for modification C:\Program Files\Microsoft Games\SpiderSolitaire\desktop.ini rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Stationery\Desktop.ini rundll32.exe File opened for modification C:\Program Files (x86)\desktop.ini rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\DataServices\DESKTOP.INI rundll32.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-1405931862-909307831-4085185274-1000\desktop.ini rundll32.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Desktop.ini rundll32.exe File opened for modification C:\Program Files\Microsoft Games\Chess\desktop.ini rundll32.exe File opened for modification C:\Program Files\Microsoft Games\FreeCell\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 (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\attention.gif rundll32.exe File opened for modification C:\Program Files\Java\jre7\bin\jdwp.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Office\Office14\IEAWSDC.DLL rundll32.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\bn_IN\LC_MESSAGES\vlc.mo rundll32.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\si\LC_MESSAGES\vlc.mo rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Equity.thmx rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Stationery\1033\JUDGESCH.HTM rundll32.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Omsk rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\it-IT\TipTsf.dll.mui rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\CollectSignatures_Init.xsn rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\bg_Country.gif rundll32.exe File opened for modification C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\fr\Tmf6893.tmp rundll32.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\it-IT\picturePuzzle.html rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0313896.JPG rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\rtf_decreaseindent.gif rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\OriginMergeLetter.Dotx rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\System\msadc\en-US\Tmf7FAB.tmp rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\BD05119_.WMF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ADDINS\OUTEX2.ECF rundll32.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\packetizer\libpacketizer_a52_plugin.dll rundll32.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Checkers\es-ES\chkrzm.exe.mui rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOXEV.DLL rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\SUMIPNTG\SUMIPNTG.INF rundll32.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\plugin.jar rundll32.exe File opened for modification C:\Program Files\Windows Journal\de-DE\MSPVWCTL.DLL.mui rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\SO00289_.WMF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\QuickStyles\Modern.dotx rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Desert\TAB_ON.GIF rundll32.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Seoul rundll32.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\weather.html rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\OneNote.en-us\OneNoteMUI.XML rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\DBGHELP.DLL rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\XML Files\grvschema.xsd rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\BZCRD98.POC rundll32.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.core.contexts_1.3.100.v20140407-1019.jar rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\PROOF\MSLID.DLL rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\FD02115_.WMF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\HH00276_.WMF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0285780.WMF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\WidescreenPresentation.potx rundll32.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\YST9 rundll32.exe File opened for modification C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\PresentationCore.resources.dll rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0172067.WMF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\SY01252_.WMF rundll32.exe File opened for modification C:\Program Files\DVD Maker\fr-FR\WMM2CLIP.dll.mui rundll32.exe File opened for modification C:\Program Files (x86)\Internet Explorer\en-US\eula.rtf rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0309585.JPG rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\XML Files\StarterToolTemplates.xml rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL026.XML rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\QUAD\PREVIEW.GIF rundll32.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Rothera rundll32.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Christmas rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\HxRuntime.HxS rundll32.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.71\goopdateres_fr.dll rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0107748.WMF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\1033\DELIMR.FAE rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\ADD.GIF rundll32.exe File opened for modification C:\Program Files\Internet Explorer\en-US\iedvtool.dll.mui rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\stdole.dll rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE rundll32.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\cs\LC_MESSAGES\vlc.mo rundll32.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\BLUEPRNT\BLUEPRNT.INF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\DD01138_.WMF rundll32.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\HH00546_.WMF rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1116 wrote to memory of 1796 1116 rundll32.exe 27 PID 1116 wrote to memory of 1796 1116 rundll32.exe 27 PID 1116 wrote to memory of 1796 1116 rundll32.exe 27 PID 1116 wrote to memory of 1796 1116 rundll32.exe 27 PID 1116 wrote to memory of 1796 1116 rundll32.exe 27 PID 1116 wrote to memory of 1796 1116 rundll32.exe 27 PID 1116 wrote to memory of 1796 1116 rundll32.exe 27
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:1116 -
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:1796
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