Analysis
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max time kernel
73s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
08-07-2022 07:16
Behavioral task
behavioral1
Sample
8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe
Resource
win10v2004-20220414-en
General
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Target
8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe
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Size
4.8MB
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MD5
3b0cbbf271ff15faa0c5424de4a974f9
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SHA1
8f50fbedc43a58fef6fe276a60eaf8a9539a8573
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SHA256
efc9c817a126690f3d29d2167debeb17b24d2aa677b9fc069e5aed95f5b7400b
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SHA512
5ed6b75d2b4f62a20830c03ee9208c683d6ec158677133d77671bad6cc9cbe12b0cc9cc8903b99fb3a7ba293e5f2986dfb6334e6d88d6c9b1af77da56cb75ae0
Malware Config
Signatures
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Detecting the common Go functions and variables names used by Snatch ransomware 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4636-133-0x00000000005E0000-0x0000000000AA5000-memory.dmp family_snatch behavioral2/memory/4636-136-0x00000000005E0000-0x0000000000AA5000-memory.dmp family_snatch -
Snatch Ransomware
Ransomware family generally distributed through RDP bruteforce attacks.
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Processes:
resource yara_rule behavioral2/memory/4636-133-0x00000000005E0000-0x0000000000AA5000-memory.dmp upx behavioral2/memory/4636-136-0x00000000005E0000-0x0000000000AA5000-memory.dmp upx -
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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Generic Ransomware Note 64 IoCs
Ransomware often writes a note containing information on how to pay the ransom.
Processes:
yara_rule generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note generic_ransomware_note -
Drops file in Program Files directory 64 IoCs
Processes:
8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exedescription ioc process File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTest-ppd.xrm-ms 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppPackageAppList.targetsize-30_altform-unplated_contrast-black.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\GenericMailWideTile.scale-150.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarLargeTile.scale-200.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\en\HOW TO RESTORE YOUR FILES.TXT 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Retail-ul-phn.xrm-ms.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Library\SOLVER\SOLVER.XLAM.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL096.XML 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Templates\1033\ApothecaryLetter.dotx 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteAppList.targetsize-16_altform-unplated.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\Assets\Images\SkypeMedTile.scale-200_contrast-black.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\OutlookMailWideTile.scale-125.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\pl-pl\HOW TO RESTORE YOUR FILES.TXT 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\css\main-selector.css.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\plugin.js 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\s_gridview.svg 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.p2.operations.nl_zh_4.4.0.v20140623020002.jar.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\modules\org-netbeans-modules-profiler-attach.jar 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-pl.xrm-ms 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSIPC\fi\msipc.dll.mui.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File created C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\AppTiles\HOW TO RESTORE YOUR FILES.TXT 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File created C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\css\HOW TO RESTORE YOUR FILES.TXT 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\apple-touch-icon-144x144-precomposed.png.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\modules\org-netbeans-modules-print.jar 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Common AppData\Microsoft Help\MS.SPREADSHEETCOMPARE.16.1033.hxn 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Images\BlankImage.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-Generic-Light.scale-250.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\fullscreen-press.svg.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_neutral_split.scale-100_8wekyb3d8bbwe\images\Wide310x150Logo.scale-100.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\zh-CN.pak 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\lib\locale\org-openide-modules_ja.jar 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-ppd.xrm-ms.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_Grace-ppd.xrm-ms 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_KMS_ClientC2R-ppd.xrm-ms 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\ECLIPSE\PREVIEW.GIF 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\WideTile.scale-200.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\Download_on_the_App_Store_Badge_ru_135x40.svg 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-bg_glass_100_f6f6f6_1x400.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-40_contrast-black.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-96_contrast-black.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\NoProfilePicture.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.contrast-black_targetsize-60.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\Assets\IDPValueAssets\GameDVRValueProp.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\LinkedInboxSmallTile.scale-100.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\unified-share\images\s_checkbox_selected_18.svg.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\unified-share\images\themes\dark\Confirmation.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\LEVEL\HOW TO RESTORE YOUR FILES.TXT 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File created C:\Program Files\VideoLAN\VLC\locale\ach\LC_MESSAGES\HOW TO RESTORE YOUR FILES.TXT 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Work\LTR\contrast-black\MedTile.scale-125.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-black_targetsize-96.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-64_contrast-white.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\s_removeme-default_18.svg 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\js\nls\HOW TO RESTORE YOUR FILES.TXT 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxCalendarAppList.targetsize-32.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\tools\@1x\themes\dark\[email protected] 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\js\nls\fr-ma\ui-strings.js 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\am_get.svg 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\sk-sk\ui-strings.js.sdhvqq 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\walk-through\js\nls\nl-nl\ui-strings.js 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Retail-ppd.xrm-ms 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\Assets\Background_RoomSetupDisambig_RoomScale.jpg 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\sl-si\ui-strings.js 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\aicuc\images\themes\dark\rhp_world_icon.png 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid process 2844 sc.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
8f50fbedc43a58fef6fe276a60eaf8a9539a8573.execmd.exedescription pid process target process PID 4636 wrote to memory of 832 4636 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe cmd.exe PID 4636 wrote to memory of 832 4636 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe cmd.exe PID 832 wrote to memory of 2844 832 cmd.exe sc.exe PID 832 wrote to memory of 2844 832 cmd.exe sc.exe PID 832 wrote to memory of 2828 832 cmd.exe findstr.exe PID 832 wrote to memory of 2828 832 cmd.exe findstr.exe PID 4636 wrote to memory of 4392 4636 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe cmd.exe PID 4636 wrote to memory of 4392 4636 8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe"C:\Users\Admin\AppData\Local\Temp\8f50fbedc43a58fef6fe276a60eaf8a9539a8573.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\xbasngdxuktehcca.bat2⤵
- Suspicious use of WriteProcessMemory
PID:832 -
C:\Windows\system32\sc.exeSC QUERY3⤵
- Launches sc.exe
PID:2844
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C:\Windows\system32\findstr.exeFINDSTR SERVICE_NAME3⤵PID:2828
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\rvarvxrnknrjesy.bat2⤵PID:4392
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
43B
MD555310bb774fff38cca265dbc70ad6705
SHA1cb8d76e9fd38a0b253056e5f204dab5441fe932b
SHA2561fbdb97893d09d59575c3ef95df3c929fe6b6ddf1b273283e4efadf94cdc802d
SHA51240e5a5e8454ca3eaac36d732550e2c5d869a235e3bbc4d31c4afa038fe4e06f782fa0885e876ad8119be766477fdcc12c1d5d04d53cf6b324e366b5351fc7cd4