Analysis
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max time kernel
153s -
max time network
152s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
29-08-2021 18:18
Static task
static1
Behavioral task
behavioral1
Sample
c9facdcf31e12cfacabdd7a50bc8e4c8.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
c9facdcf31e12cfacabdd7a50bc8e4c8.exe
Resource
win10v20210408
General
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Target
c9facdcf31e12cfacabdd7a50bc8e4c8.exe
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Size
140KB
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MD5
c9facdcf31e12cfacabdd7a50bc8e4c8
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SHA1
eb85d2228cab428c24ef6ccf615e998c29aa7650
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SHA256
48d81158ea4d8260ab5c9743eb37e81d184eecd48f5747a26f1689cc4bb0b286
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SHA512
d03166813301e05e88dc8b7a0604ea59f243d551b2d8b034075d1de4c79f3b8b2009ad96e7bd301a6e9d75bdea9036d1c4a74ace43e2e5ca549119c50c023c29
Malware Config
Extracted
C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT
buran
Extracted
smokeloader
2020
http://readinglistforaugust1.xyz/
http://readinglistforaugust2.xyz/
http://readinglistforaugust3.xyz/
http://readinglistforaugust4.xyz/
http://readinglistforaugust5.xyz/
http://readinglistforaugust6.xyz/
http://readinglistforaugust7.xyz/
http://readinglistforaugust8.xyz/
http://readinglistforaugust9.xyz/
http://readinglistforaugust10.xyz/
http://readinglistforaugust1.site/
http://readinglistforaugust2.site/
http://readinglistforaugust3.site/
http://readinglistforaugust4.site/
http://readinglistforaugust5.site/
http://readinglistforaugust6.site/
http://readinglistforaugust7.site/
http://readinglistforaugust8.site/
http://readinglistforaugust9.site/
http://readinglistforaugust10.site/
http://readinglistforaugust1.club/
http://readinglistforaugust2.club/
http://readinglistforaugust3.club/
http://readinglistforaugust4.club/
http://readinglistforaugust5.club/
http://readinglistforaugust6.club/
http://readinglistforaugust7.club/
http://readinglistforaugust8.club/
http://readinglistforaugust9.club/
http://readinglistforaugust10.club/
Signatures
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Buran
Ransomware-as-a-service based on the VegaLocker family first identified in 2019.
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Executes dropped EXE 4 IoCs
Processes:
D4F.exe11A5.exeexplorer.exeexplorer.exepid Process 728 D4F.exe 1992 11A5.exe 1392 explorer.exe 1332 explorer.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
11A5.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 11A5.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 11A5.exe -
Deletes itself 1 IoCs
Processes:
pid Process 3092 -
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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Processes:
resource yara_rule behavioral2/files/0x00040000000155ab-122.dat themida behavioral2/files/0x00040000000155ab-124.dat themida behavioral2/memory/1992-172-0x0000000000F00000-0x0000000000F01000-memory.dmp themida -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
D4F.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run D4F.exe Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\explorer.exe\" -start" D4F.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Processes:
11A5.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 11A5.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
explorer.exedescription ioc Process File opened (read-only) \??\H: explorer.exe File opened (read-only) \??\G: explorer.exe File opened (read-only) \??\F: explorer.exe File opened (read-only) \??\E: explorer.exe File opened (read-only) \??\P: explorer.exe File opened (read-only) \??\J: explorer.exe File opened (read-only) \??\W: explorer.exe File opened (read-only) \??\U: explorer.exe File opened (read-only) \??\T: explorer.exe File opened (read-only) \??\Q: explorer.exe File opened (read-only) \??\I: explorer.exe File opened (read-only) \??\A: explorer.exe File opened (read-only) \??\Z: explorer.exe File opened (read-only) \??\X: explorer.exe File opened (read-only) \??\R: explorer.exe File opened (read-only) \??\N: explorer.exe File opened (read-only) \??\M: explorer.exe File opened (read-only) \??\L: explorer.exe File opened (read-only) \??\K: explorer.exe File opened (read-only) \??\B: explorer.exe File opened (read-only) \??\Y: explorer.exe File opened (read-only) \??\V: explorer.exe File opened (read-only) \??\S: explorer.exe File opened (read-only) \??\O: explorer.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 25 geoiptool.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
11A5.exepid Process 1992 11A5.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c9facdcf31e12cfacabdd7a50bc8e4c8.exedescription pid Process procid_target PID 644 set thread context of 3916 644 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 74 -
Drops file in Program Files directory 64 IoCs
Processes:
explorer.exedescription ioc Process File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.bidi_0.10.0.v20130327-1442.jar.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.ui.views.nl_zh_4.4.0.v20140623020002.jar explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-180.png.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\PROOF\MSWDS_ES.LEX explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Messaging_3.26.24002.0_x64__8wekyb3d8bbwe\Assets\starttile.dualsim2.smile.scale-200.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Western\mask\1s.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-60_altform-unplated.png explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-ul-oob.xrm-ms explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_MAKC2R-ppd.xrm-ms.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-linkedentity-dark.png.payfast.567-C17-AFD explorer.exe File created C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsStore_11701.1001.87.0_neutral_split.scale-125_8wekyb3d8bbwe\microsoft.system.package.metadata\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-white_scale-100.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-black_targetsize-32.png explorer.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\da-dk\ui-strings.js.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\jre\bin\keytool.exe.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.ZuneMusic_10.16112.11621.0_neutral_resources.scale-125_8wekyb3d8bbwe\Assets\contrast-black\iheart-radio.scale-125_contrast-black.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\AppxManifest.xml explorer.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Tracker\reviewers.gif explorer.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.update.configurator_3.3.300.v20140518-1928.jar.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription-pl.xrm-ms.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoutilstat.etw.man.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\com.jrockit.mc.rjmx.ui.zh_CN_5.5.0.165303.jar explorer.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsCamera_2017.125.40.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\WindowsIcons\WindowsCameraWideTile.contrast-black_scale-125.png explorer.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\HxMailLargeTile.scale-200.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Place\RTL\contrast-white\WideTile.scale-200.png explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_MAK_AE-pl.xrm-ms.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ul-oob.xrm-ms explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Arkadium.Win10.DailyChallenges\Assets\DC_HolderUnearned.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\GamePlayAssets\Localization\localized_EN-US.respack explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Assets\SkypeLargeTile.scale-200.png explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial1-ul-oob.xrm-ms explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_SubTrial-ul-oob.xrm-ms explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-100.png.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\CANYON\CANYON.INF.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_1.1702.21039.0_x64__8wekyb3d8bbwe\Assets\Images\Tiles\Square71x71Logo.scale-200.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2017.125.40.0_x64__8wekyb3d8bbwe\Assets\WindowsIcons\WindowsCameraAppList.contrast-black_targetsize-80.png explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-pl.xrm-ms explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.18.56.0_neutral_split.scale-150_8wekyb3d8bbwe\Assets\AppTiles\StoreLogo.scale-150.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_1.4.101.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Place\LTR\MedTile.scale-200.png explorer.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\app\dev\nls\ro-ro\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT explorer.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\aicuc\images\rhp_world_icon_2x.png.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-white\HxAccountsSplashLogo.scale-100.png explorer.exe File opened for modification C:\Program Files\7-Zip\Lang\fy.txt.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Subscription-pl.xrm-ms.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription2-pl.xrm-ms explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.Windows.Photos_16.511.8780.0_neutral_split.scale-100_8wekyb3d8bbwe\Lumia.ViewerPlugin\Assets\IconOpenInCinemagraph.contrast-high_scale-100.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\small\whew.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_16.511.8780.0_x64__8wekyb3d8bbwe\Assets\PhotosLargeTile.contrast-black_scale-200.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_25.25.13009.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubAppList.targetsize-80_altform-unplated_contrast-high.png explorer.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\desktop-connector-files\js\nls\root\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excel-udf-host.win32.bundle.payfast.567-C17-AFD explorer.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsStore_11701.1001.87.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AppTiles\contrast-white\StoreBadgeLogo.scale-100.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_1.4.101.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxSignature.p7x explorer.exe File created C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Collections\contrast-white\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT explorer.exe File created C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Home\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT explorer.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\modules\locale\org-openide-actions_ja.jar explorer.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Standard2019MSDNR_Retail-pl.xrm-ms explorer.exe File created C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\Resources\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\ThemePreview\CardBacks\CardBack1.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Autumn\autumn_1s.png explorer.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Classic\mask\11d.png explorer.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
c9facdcf31e12cfacabdd7a50bc8e4c8.exedescription ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c9facdcf31e12cfacabdd7a50bc8e4c8.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c9facdcf31e12cfacabdd7a50bc8e4c8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c9facdcf31e12cfacabdd7a50bc8e4c8.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid Process 2056 vssadmin.exe -
Processes:
D4F.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 D4F.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 D4F.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
c9facdcf31e12cfacabdd7a50bc8e4c8.exepid Process 3916 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 3916 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid Process 3092 -
Suspicious behavior: MapViewOfSection 19 IoCs
Processes:
c9facdcf31e12cfacabdd7a50bc8e4c8.exepid Process 3916 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 3092 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exevssvc.exe11A5.exedescription pid Process Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeIncreaseQuotaPrivilege 728 WMIC.exe Token: SeSecurityPrivilege 728 WMIC.exe Token: SeTakeOwnershipPrivilege 728 WMIC.exe Token: SeLoadDriverPrivilege 728 WMIC.exe Token: SeSystemProfilePrivilege 728 WMIC.exe Token: SeSystemtimePrivilege 728 WMIC.exe Token: SeProfSingleProcessPrivilege 728 WMIC.exe Token: SeIncBasePriorityPrivilege 728 WMIC.exe Token: SeCreatePagefilePrivilege 728 WMIC.exe Token: SeBackupPrivilege 728 WMIC.exe Token: SeRestorePrivilege 728 WMIC.exe Token: SeShutdownPrivilege 728 WMIC.exe Token: SeDebugPrivilege 728 WMIC.exe Token: SeSystemEnvironmentPrivilege 728 WMIC.exe Token: SeRemoteShutdownPrivilege 728 WMIC.exe Token: SeUndockPrivilege 728 WMIC.exe Token: SeManageVolumePrivilege 728 WMIC.exe Token: 33 728 WMIC.exe Token: 34 728 WMIC.exe Token: 35 728 WMIC.exe Token: 36 728 WMIC.exe Token: SeBackupPrivilege 2000 vssvc.exe Token: SeRestorePrivilege 2000 vssvc.exe Token: SeAuditPrivilege 2000 vssvc.exe Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeIncreaseQuotaPrivilege 728 WMIC.exe Token: SeSecurityPrivilege 728 WMIC.exe Token: SeTakeOwnershipPrivilege 728 WMIC.exe Token: SeLoadDriverPrivilege 728 WMIC.exe Token: SeSystemProfilePrivilege 728 WMIC.exe Token: SeSystemtimePrivilege 728 WMIC.exe Token: SeProfSingleProcessPrivilege 728 WMIC.exe Token: SeIncBasePriorityPrivilege 728 WMIC.exe Token: SeCreatePagefilePrivilege 728 WMIC.exe Token: SeBackupPrivilege 728 WMIC.exe Token: SeRestorePrivilege 728 WMIC.exe Token: SeShutdownPrivilege 728 WMIC.exe Token: SeDebugPrivilege 728 WMIC.exe Token: SeSystemEnvironmentPrivilege 728 WMIC.exe Token: SeRemoteShutdownPrivilege 728 WMIC.exe Token: SeUndockPrivilege 728 WMIC.exe Token: SeManageVolumePrivilege 728 WMIC.exe Token: 33 728 WMIC.exe Token: 34 728 WMIC.exe Token: 35 728 WMIC.exe Token: 36 728 WMIC.exe Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeShutdownPrivilege 3092 Token: SeCreatePagefilePrivilege 3092 Token: SeDebugPrivilege 1992 11A5.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
pid Process 3092 -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
c9facdcf31e12cfacabdd7a50bc8e4c8.exeD4F.exeexplorer.exedescription pid Process procid_target PID 644 wrote to memory of 3916 644 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 74 PID 644 wrote to memory of 3916 644 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 74 PID 644 wrote to memory of 3916 644 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 74 PID 644 wrote to memory of 3916 644 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 74 PID 644 wrote to memory of 3916 644 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 74 PID 644 wrote to memory of 3916 644 c9facdcf31e12cfacabdd7a50bc8e4c8.exe 74 PID 3092 wrote to memory of 728 3092 78 PID 3092 wrote to memory of 728 3092 78 PID 3092 wrote to memory of 728 3092 78 PID 3092 wrote to memory of 1992 3092 79 PID 3092 wrote to memory of 1992 3092 79 PID 3092 wrote to memory of 1992 3092 79 PID 3092 wrote to memory of 1512 3092 81 PID 3092 wrote to memory of 1512 3092 81 PID 3092 wrote to memory of 1512 3092 81 PID 3092 wrote to memory of 1512 3092 81 PID 3092 wrote to memory of 3156 3092 82 PID 3092 wrote to memory of 3156 3092 82 PID 3092 wrote to memory of 3156 3092 82 PID 3092 wrote to memory of 3984 3092 83 PID 3092 wrote to memory of 3984 3092 83 PID 3092 wrote to memory of 3984 3092 83 PID 3092 wrote to memory of 3984 3092 83 PID 728 wrote to memory of 1392 728 D4F.exe 84 PID 728 wrote to memory of 1392 728 D4F.exe 84 PID 728 wrote to memory of 1392 728 D4F.exe 84 PID 3092 wrote to memory of 2984 3092 85 PID 3092 wrote to memory of 2984 3092 85 PID 3092 wrote to memory of 2984 3092 85 PID 3092 wrote to memory of 3192 3092 86 PID 3092 wrote to memory of 3192 3092 86 PID 3092 wrote to memory of 3192 3092 86 PID 3092 wrote to memory of 3192 3092 86 PID 3092 wrote to memory of 3568 3092 87 PID 3092 wrote to memory of 3568 3092 87 PID 3092 wrote to memory of 3568 3092 87 PID 3092 wrote to memory of 1156 3092 88 PID 3092 wrote to memory of 1156 3092 88 PID 3092 wrote to memory of 1156 3092 88 PID 3092 wrote to memory of 1156 3092 88 PID 3092 wrote to memory of 208 3092 89 PID 3092 wrote to memory of 208 3092 89 PID 3092 wrote to memory of 208 3092 89 PID 3092 wrote to memory of 2712 3092 90 PID 3092 wrote to memory of 2712 3092 90 PID 3092 wrote to memory of 2712 3092 90 PID 3092 wrote to memory of 2712 3092 90 PID 1392 wrote to memory of 2720 1392 explorer.exe 91 PID 1392 wrote to memory of 2720 1392 explorer.exe 91 PID 1392 wrote to memory of 2720 1392 explorer.exe 91 PID 1392 wrote to memory of 412 1392 explorer.exe 92 PID 1392 wrote to memory of 412 1392 explorer.exe 92 PID 1392 wrote to memory of 412 1392 explorer.exe 92 PID 1392 wrote to memory of 1528 1392 explorer.exe 101 PID 1392 wrote to memory of 1528 1392 explorer.exe 101 PID 1392 wrote to memory of 1528 1392 explorer.exe 101 PID 1392 wrote to memory of 192 1392 explorer.exe 94 PID 1392 wrote to memory of 192 1392 explorer.exe 94 PID 1392 wrote to memory of 192 1392 explorer.exe 94 PID 1392 wrote to memory of 2220 1392 explorer.exe 96 PID 1392 wrote to memory of 2220 1392 explorer.exe 96 PID 1392 wrote to memory of 2220 1392 explorer.exe 96 PID 1392 wrote to memory of 1332 1392 explorer.exe 97 PID 1392 wrote to memory of 1332 1392 explorer.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\c9facdcf31e12cfacabdd7a50bc8e4c8.exe"C:\Users\Admin\AppData\Local\Temp\c9facdcf31e12cfacabdd7a50bc8e4c8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:644 -
C:\Users\Admin\AppData\Local\Temp\c9facdcf31e12cfacabdd7a50bc8e4c8.exe"C:\Users\Admin\AppData\Local\Temp\c9facdcf31e12cfacabdd7a50bc8e4c8.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3916
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C:\Users\Admin\AppData\Local\Temp\D4F.exeC:\Users\Admin\AppData\Local\Temp\D4F.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:728 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe" -start2⤵
- Executes dropped EXE
- Enumerates connected drives
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /C wmic shadowcopy delete3⤵PID:2720
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
PID:728
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /C bcdedit /set {default} recoveryenabled no3⤵PID:412
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /C wbadmin delete catalog -quiet3⤵PID:192
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /C vssadmin delete shadows /all /quiet3⤵PID:2220
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C:\Windows\SysWOW64\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
PID:2056
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe" -agent 03⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:1332
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵PID:1528
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C:\Users\Admin\AppData\Local\Temp\11A5.exeC:\Users\Admin\AppData\Local\Temp\11A5.exe1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:1992
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1512
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:3156
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3984
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2984
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3192
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:3568
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1156
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:208
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2712
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2000
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3F26ED5DE6B4E859CCCA6035ECB8D9CB
MD55703edef7cb0f99305a6b18845e0443e
SHA1fb6f022ebde210306e1a6575462d6451e98af454
SHA256e4ce02059eb175c30879041d610db7b8798cdf57a4c67afc83c125c2db36e883
SHA5124631853bda1498ff3cace6a348fd2d6770edd0fec166707c3afebff09644f34e29a7a6dd3e9cb167c40e8b5fa1fbbc80ba26d80b4d939daf56278c276b07ada4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\204C1AA6F6114E6A513754A2AB5760FA_0673414C08DE7F919AE3F6C4CC65AEEE
MD5888f7457c332ac5e1897316e159f58c1
SHA1a3047c6e978158dfae29b5735e8131ec1b30703d
SHA256c2c14652875bfeb1ed529202da6d45eb974acab193c005908cf90b8c5cf3dd41
SHA5120abdc5f78ade2f56b0f1954adc0479b5dcc88d401bfac95754e7dd80adefe7375a426fd89f81b657ebe9c113092524dcbd1e80c39a4bec51ccd93bc0bc3a5aff
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5939460925953ce88e1086341b8a11bda
SHA106249b891050a9fac128ccfee943aeb5bede1c7b
SHA256d4da3c5ff04a3b677eb77b1bfedc14e29ebd0d01c476d44a0b1a2366447ab016
SHA512a8dc3eb58a4a550cc2551463a3d813396caf3f2b65f5b13c8e339a4a32652895ee15c23eb5ba833eca4e7c22331a622657cf5bd64098f0c54e43b4e92fe65f30
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3F26ED5DE6B4E859CCCA6035ECB8D9CB
MD5c9d59498a39486f4b86ea80e534f8e42
SHA18906a83b77b9453fcd33473ea5d0820d18409eeb
SHA2560d4c0086887d36370636dbc275ff9a49764ebf2947dbc73ea39c88a556158463
SHA512c014784f8dbbb6b86eebbbb64a7865f0fa83b8a0a686688dc0a277d4666e90190f424cd1013bfdeb024eda43b181dc0c5c3828b684e07a1f73829aa8365cc903
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\204C1AA6F6114E6A513754A2AB5760FA_0673414C08DE7F919AE3F6C4CC65AEEE
MD5942bbb67b4205434a0ef6172c13cf3bb
SHA1e15ba332704c81aeea106f3754d6a6744b0c0a24
SHA2566b3b34a762983c0eea043281d86c784c9367b18256a620c94b977648c40537f8
SHA512251e386cea605c9ea077acbab375e6483a962c4e61cc34b42cb514ad239ece087ee4d9ce7548701bd4b25a40b283792a3da8269f95593e1ba2bfa2aea2f5abc2
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD53004d6cf5e85b8dc1ce964763b59fb4e
SHA1c5a0326bab6d9dfe46cfa7811b0d634765114ff4
SHA256431707a6ff171c686d5a3c34068d0747fdc78fb39fc4bed3ee455acc8cafb60c
SHA5123a021202e5980e0a95d4894ffd084604b54e17d56ec182e0015f57fa461922926a0a615378d743e07111cca7e9463c8575dc37059de8c037a3b9de70cc706382
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MD5
b1cd7c031debba3a5c77b39b6791c1a7
SHA1e5d91e14e9c685b06f00e550d9e189deb2075f76
SHA25657ba053f075e0b80f747f3102ed985687c16a8754d109e7c4d33633269a36aaa
SHA512d2bbefdc1effb52a38964c4cec5990a5a226248eca36f99e446c0c5704436f666bf1cb514e73b8991411d497d3325ecc646cbd5065c364e92ab6b9c5f1ad4a72
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MD5
146018469ce8690f4da893e0269a1ae7
SHA194ec664dff33827c42cce634dea676b56e4cfb89
SHA25601c0aadd0d9b47985b070d6ab49bc0e7977c632a3c5843efe249a6586f951e09
SHA5128a03bd9719f39f6f99a1f522783cda64680609602c8571dd664c10d73f6336a09ddc3d3d242a1b6f7183f21766b6529a2ea2dd7d6ff54eab07dbe418dfc0c0f4
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MD5
146018469ce8690f4da893e0269a1ae7
SHA194ec664dff33827c42cce634dea676b56e4cfb89
SHA25601c0aadd0d9b47985b070d6ab49bc0e7977c632a3c5843efe249a6586f951e09
SHA5128a03bd9719f39f6f99a1f522783cda64680609602c8571dd664c10d73f6336a09ddc3d3d242a1b6f7183f21766b6529a2ea2dd7d6ff54eab07dbe418dfc0c0f4
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MD5
e70ceaf1fc7771d3d791aedc0c2068a7
SHA197912679527c910bdf4c97265656f4c2527245db
SHA2560e7b9aae7306cdb8cca2a7fa6552fd6cd03f3e2ab2e2d4ae51dfe325ff2016e5
SHA5126a4c8a424e87f4a622aa20e4fd37060919cf686c32c0432eea026c12af372ffc6714c6baff46d0590a78fddf62ea7ca3eac3240846e1781d090d3867cfc2cd58
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MD5
e70ceaf1fc7771d3d791aedc0c2068a7
SHA197912679527c910bdf4c97265656f4c2527245db
SHA2560e7b9aae7306cdb8cca2a7fa6552fd6cd03f3e2ab2e2d4ae51dfe325ff2016e5
SHA5126a4c8a424e87f4a622aa20e4fd37060919cf686c32c0432eea026c12af372ffc6714c6baff46d0590a78fddf62ea7ca3eac3240846e1781d090d3867cfc2cd58
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MD5
e70ceaf1fc7771d3d791aedc0c2068a7
SHA197912679527c910bdf4c97265656f4c2527245db
SHA2560e7b9aae7306cdb8cca2a7fa6552fd6cd03f3e2ab2e2d4ae51dfe325ff2016e5
SHA5126a4c8a424e87f4a622aa20e4fd37060919cf686c32c0432eea026c12af372ffc6714c6baff46d0590a78fddf62ea7ca3eac3240846e1781d090d3867cfc2cd58
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MD5
e70ceaf1fc7771d3d791aedc0c2068a7
SHA197912679527c910bdf4c97265656f4c2527245db
SHA2560e7b9aae7306cdb8cca2a7fa6552fd6cd03f3e2ab2e2d4ae51dfe325ff2016e5
SHA5126a4c8a424e87f4a622aa20e4fd37060919cf686c32c0432eea026c12af372ffc6714c6baff46d0590a78fddf62ea7ca3eac3240846e1781d090d3867cfc2cd58
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MD5
e70ceaf1fc7771d3d791aedc0c2068a7
SHA197912679527c910bdf4c97265656f4c2527245db
SHA2560e7b9aae7306cdb8cca2a7fa6552fd6cd03f3e2ab2e2d4ae51dfe325ff2016e5
SHA5126a4c8a424e87f4a622aa20e4fd37060919cf686c32c0432eea026c12af372ffc6714c6baff46d0590a78fddf62ea7ca3eac3240846e1781d090d3867cfc2cd58