Analysis
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max time kernel
152s -
max time network
158s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
20-07-2022 19:16
Static task
static1
Behavioral task
behavioral1
Sample
4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe
Resource
win10v2004-20220414-en
General
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Target
4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe
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Size
340KB
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MD5
18f7d4a5e3d6f5069ecc4b00f32ef46d
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SHA1
8aa8f940c6084c3d31c4f813d599725c3c47b309
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SHA256
4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647
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SHA512
6f9446c86de8e484d18cacc20b056cd8b7fbb633ad73c7543f42a8d85626eaa94f6ac98a2acc84a4679453cbfe026d55e9226ed0954b10a62a3baa5ea3893095
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-3440072777-2118400376-1759599358-1000\_RECOVERY_+swxnj.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/CB3C903A3B71ECC2
http://tes543berda73i48fsdfsd.keratadze.at/CB3C903A3B71ECC2
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/CB3C903A3B71ECC2
http://xlowfznrg4wf7dli.ONION/CB3C903A3B71ECC2
Signatures
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Executes dropped EXE 2 IoCs
pid Process 1964 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe -
Deletes itself 1 IoCs
pid Process 296 cmd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run rcmlahvnxjsa.exe Set value (str) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\habhkbwwogqr = "C:\\Windows\\system32\\cmd.exe /c start \"\" \"C:\\Windows\\rcmlahvnxjsa.exe\"" rcmlahvnxjsa.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1908 set thread context of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1964 set thread context of 1680 1964 rcmlahvnxjsa.exe 31 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Internet Explorer\SIGNUP\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\eclipse_update_120.jpg rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\FreeCell\FreeCellMCE.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\web\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\es-ES\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-previous-over-select.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\NavigationLeft_SelectionSubpicture.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.e4.rcp_1.3.100.v20141007-2033\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\icons\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Chess\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hu-HU\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\sr-Latn-CS\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\zh-TW\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Chess\fr-FR\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\7-Zip\Lang\sv.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\content-background.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\America\North_Dakota\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Checkers\en-US\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Spades\de-DE\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\7-Zip\Lang\az.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\configuration\org.eclipse.equinox.simpleconfigurator\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\More Games\ja-JP\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\System\ado\de-DE\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\System\msadc\fr-FR\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\America\Argentina\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Chess\en-US\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Chess\es-ES\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Backgammon\es-ES\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\nb-NO\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\el-GR\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_precomp_matte.wmv rcmlahvnxjsa.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\VisualElements\Logo.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.e4.rcp_1.3.100.v20141007-2033\META-INF\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Minesweeper\de-DE\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.help_2.0.102.v20141007-2301\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Hearts\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\System\msadc\ja-JP\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\TravelIntroToMain.wmv rcmlahvnxjsa.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\hu.pak rcmlahvnxjsa.exe File opened for modification C:\Program Files\Internet Explorer\it-IT\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\icons\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Hearts\HeartsMCE.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\nl-NL\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\System\ado\de-DE\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Hearts\es-ES\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Triedit\en-US\_RECOVERY_+swxnj.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyNotesBackground_PAL.wmv rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\203x8subpicture.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\_RECOVERY_+swxnj.html rcmlahvnxjsa.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\vintage.png rcmlahvnxjsa.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\WidevineCdm\_platform_specific\win_x64\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe File opened for modification C:\Program Files\Microsoft Games\Mahjong\it-IT\_RECOVERY_+swxnj.txt rcmlahvnxjsa.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rcmlahvnxjsa.exe 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe File created C:\Windows\rcmlahvnxjsa.exe 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 rcmlahvnxjsa.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 rcmlahvnxjsa.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 rcmlahvnxjsa.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 rcmlahvnxjsa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 rcmlahvnxjsa.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 rcmlahvnxjsa.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe 1680 rcmlahvnxjsa.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe Token: SeDebugPrivilege 1680 rcmlahvnxjsa.exe Token: SeIncreaseQuotaPrivilege 1644 WMIC.exe Token: SeSecurityPrivilege 1644 WMIC.exe Token: SeTakeOwnershipPrivilege 1644 WMIC.exe Token: SeLoadDriverPrivilege 1644 WMIC.exe Token: SeSystemProfilePrivilege 1644 WMIC.exe Token: SeSystemtimePrivilege 1644 WMIC.exe Token: SeProfSingleProcessPrivilege 1644 WMIC.exe Token: SeIncBasePriorityPrivilege 1644 WMIC.exe Token: SeCreatePagefilePrivilege 1644 WMIC.exe Token: SeBackupPrivilege 1644 WMIC.exe Token: SeRestorePrivilege 1644 WMIC.exe Token: SeShutdownPrivilege 1644 WMIC.exe Token: SeDebugPrivilege 1644 WMIC.exe Token: SeSystemEnvironmentPrivilege 1644 WMIC.exe Token: SeRemoteShutdownPrivilege 1644 WMIC.exe Token: SeUndockPrivilege 1644 WMIC.exe Token: SeManageVolumePrivilege 1644 WMIC.exe Token: 33 1644 WMIC.exe Token: 34 1644 WMIC.exe Token: 35 1644 WMIC.exe Token: SeIncreaseQuotaPrivilege 1644 WMIC.exe Token: SeSecurityPrivilege 1644 WMIC.exe Token: SeTakeOwnershipPrivilege 1644 WMIC.exe Token: SeLoadDriverPrivilege 1644 WMIC.exe Token: SeSystemProfilePrivilege 1644 WMIC.exe Token: SeSystemtimePrivilege 1644 WMIC.exe Token: SeProfSingleProcessPrivilege 1644 WMIC.exe Token: SeIncBasePriorityPrivilege 1644 WMIC.exe Token: SeCreatePagefilePrivilege 1644 WMIC.exe Token: SeBackupPrivilege 1644 WMIC.exe Token: SeRestorePrivilege 1644 WMIC.exe Token: SeShutdownPrivilege 1644 WMIC.exe Token: SeDebugPrivilege 1644 WMIC.exe Token: SeSystemEnvironmentPrivilege 1644 WMIC.exe Token: SeRemoteShutdownPrivilege 1644 WMIC.exe Token: SeUndockPrivilege 1644 WMIC.exe Token: SeManageVolumePrivilege 1644 WMIC.exe Token: 33 1644 WMIC.exe Token: 34 1644 WMIC.exe Token: 35 1644 WMIC.exe Token: SeBackupPrivilege 1120 vssvc.exe Token: SeRestorePrivilege 1120 vssvc.exe Token: SeAuditPrivilege 1120 vssvc.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1908 wrote to memory of 1768 1908 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 27 PID 1768 wrote to memory of 1964 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 28 PID 1768 wrote to memory of 1964 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 28 PID 1768 wrote to memory of 1964 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 28 PID 1768 wrote to memory of 1964 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 28 PID 1768 wrote to memory of 296 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 29 PID 1768 wrote to memory of 296 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 29 PID 1768 wrote to memory of 296 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 29 PID 1768 wrote to memory of 296 1768 4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe 29 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1964 wrote to memory of 1680 1964 rcmlahvnxjsa.exe 31 PID 1680 wrote to memory of 1644 1680 rcmlahvnxjsa.exe 32 PID 1680 wrote to memory of 1644 1680 rcmlahvnxjsa.exe 32 PID 1680 wrote to memory of 1644 1680 rcmlahvnxjsa.exe 32 PID 1680 wrote to memory of 1644 1680 rcmlahvnxjsa.exe 32 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System rcmlahvnxjsa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" rcmlahvnxjsa.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe"C:\Users\Admin\AppData\Local\Temp\4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\Users\Admin\AppData\Local\Temp\4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe"C:\Users\Admin\AppData\Local\Temp\4dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647.exe"2⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1768 -
C:\Windows\rcmlahvnxjsa.exeC:\Windows\rcmlahvnxjsa.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1964 -
C:\Windows\rcmlahvnxjsa.exeC:\Windows\rcmlahvnxjsa.exe4⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1680 -
C:\Windows\System32\wbem\WMIC.exe"C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1644
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\4DEDF8~1.EXE3⤵
- Deletes itself
PID:296
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1120
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
340KB
MD518f7d4a5e3d6f5069ecc4b00f32ef46d
SHA18aa8f940c6084c3d31c4f813d599725c3c47b309
SHA2564dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647
SHA5126f9446c86de8e484d18cacc20b056cd8b7fbb633ad73c7543f42a8d85626eaa94f6ac98a2acc84a4679453cbfe026d55e9226ed0954b10a62a3baa5ea3893095
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Filesize
340KB
MD518f7d4a5e3d6f5069ecc4b00f32ef46d
SHA18aa8f940c6084c3d31c4f813d599725c3c47b309
SHA2564dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647
SHA5126f9446c86de8e484d18cacc20b056cd8b7fbb633ad73c7543f42a8d85626eaa94f6ac98a2acc84a4679453cbfe026d55e9226ed0954b10a62a3baa5ea3893095
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Filesize
340KB
MD518f7d4a5e3d6f5069ecc4b00f32ef46d
SHA18aa8f940c6084c3d31c4f813d599725c3c47b309
SHA2564dedf81bfb5b46a1e0684e37518f00f060e6e503dfb7c003d803b852be7ab647
SHA5126f9446c86de8e484d18cacc20b056cd8b7fbb633ad73c7543f42a8d85626eaa94f6ac98a2acc84a4679453cbfe026d55e9226ed0954b10a62a3baa5ea3893095