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Analysis
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max time kernel
149s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18/09/2024, 20:18
Behavioral task
behavioral1
Sample
38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe
Resource
win10v2004-20240802-en
General
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Target
38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe
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Size
85KB
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MD5
d773e792fb3804582f93283d694bb6a4
-
SHA1
944719faa280cfa2fcec7fc30e0f426d613bd077
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SHA256
38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603
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SHA512
ad1963b2536df6b57eab6a68208dd3fc3cea6d965531b01936401b5d82c87c5b6353b8ddf0647cae9a38624289502140456c73bc15381cd40ef2517fa3ff8955
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SSDEEP
1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8+g9VyjVyDeUeR:fnyiQSoCeUeR
Malware Config
Signatures
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Renames multiple (5008) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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resource yara_rule behavioral2/memory/3316-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x00080000000233c9-2.dat upx behavioral2/files/0x0014000000022936-6.dat upx behavioral2/memory/3316-850-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Forms.Design.Editors.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Internet Explorer\fr-FR\iexplore.exe.mui.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Grace-ul-oob.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\wpfgfx_cor3.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_K_COL.HXK.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHPHN.DAT.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\vstoee100.tlb.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Office 2007 - 2010.xml.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.WindowsAzure.StorageClient.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\it\msipc.dll.mui.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-ul-oob.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-ppd.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-pl.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-ul-phn.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Common Files\microsoft shared\ink\TabIpsps.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\WindowsBase.resources.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\cryptix.md.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Java\jre-1.8\bin\plugin2\vcruntime140.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\Microsoft.Office.PolicyTips.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\mscss7cm_es.dub.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-console-l1-2-0.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Permissions.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-pl.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-ppd.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\relaxngcc.md.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.pt-br.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationClientSideProviders.resources.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Xaml.resources.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\Configuration\ssn_high_group_info.txt.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.TypeConverter.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\_platform_specific\win_x64\widevinecdm.dll.sig.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp2-ul-oob.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_KMS_Client_AE-ul.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\MSIPCEvents.man.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\ReachFramework.resources.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-conio-l1-1-0.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Grace-ppd.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_Subscription-pl.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\jpeg_fx.md.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ppd.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART11.BDR.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\EntityDataHandler.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_MAK-pl.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_MAK-pl.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.NetworkInformation.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\System.Windows.Forms.resources.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ru.pak.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\dtplugin\deployJava1.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\FrequentOfficeUpdateSchedule.xml.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_heb.xml.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\WindowsBase.resources.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\AccessRuntime_eula.txt.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-ppd.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\dotnet\ThirdPartyNotices.txt.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E1-0000-1000-0000000FF1CE.xml.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest1-pl.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_Subscription-ul-oob.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_COL.HXC.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp3-ul-phn.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Trial-ppd.xrm-ms.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Core.NetFX35.dll.tmp 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe"C:\Users\Admin\AppData\Local\Temp\38b08e98ac3326001430ba6cda759d47f31166712b0d402e8fc38d76c6d15603.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3316
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
86KB
MD5c92cd44912743c370402c2e5b0c5f04a
SHA1c48ce3c7c0f2d040ba9e40f9b7b0bc40f37b5928
SHA256450f22004171aac7e3791463bc00f9abb01e490ab0591eb5a943b07960032378
SHA512f4e5aa232acbee07468ad1ba5afaebc12064801745f78926ca7cf524fd435f127c93cf91f719f9d9b27981d412892c41d50bc82194c988bb34fd0ab034aea0c5
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Filesize
184KB
MD5b205de3a93580f3f372b33d663980242
SHA1d31a7a6a5212673787972d0d2d53747b15de53d4
SHA256910cc8b7e76fd1c9e719dc61a1111c500798aa482b526f1b0d0043eea98b92f7
SHA512f43f26cc597999ff3143b1b7351103caeece5fc3ead141361836272cadbba94b76df5c5608632e86445ac6bd8caef207de1e86548f7604da1af2e6ea8863d952