Analysis
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max time kernel
151s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
20-07-2022 20:26
Static task
static1
Behavioral task
behavioral1
Sample
4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe
Resource
win10v2004-20220718-en
General
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Target
4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe
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Size
367KB
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MD5
4730bcca5ec3e6a057604dc02d289236
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SHA1
fe421fa51dc1ca9133189f6afe7bd410238971b7
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SHA256
4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3
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SHA512
f84d3c59fa448db14ef6f247adc9f1785a5f9149701e6faa9aeb64298a30245694faf4aa428e0396b4dd418a164c7564a9de7ab20c1ae669497422ee187b1584
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-3440072777-2118400376-1759599358-1000\_RECOVERY_+ctmct.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/312DA1BF2D82C13
http://tes543berda73i48fsdfsd.keratadze.at/312DA1BF2D82C13
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/312DA1BF2D82C13
http://xlowfznrg4wf7dli.ONION/312DA1BF2D82C13
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
Processes:
vbwwjcpnxucn.exevbwwjcpnxucn.exepid process 1316 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 240 cmd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
vbwwjcpnxucn.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run vbwwjcpnxucn.exe Set value (str) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\apnacrkkscem = "C:\\Windows\\system32\\cmd.exe /c start \"\" \"C:\\Windows\\vbwwjcpnxucn.exe\"" vbwwjcpnxucn.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exevbwwjcpnxucn.exedescription pid process target process PID 1576 set thread context of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1316 set thread context of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe -
Drops file in Program Files directory 64 IoCs
Processes:
vbwwjcpnxucn.exedescription ioc process File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Circle_VideoInset.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\whitemenu.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\bandwidth.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\mainscroll.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\_RECOVERY_+ctmct.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\btn-next-static.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\7-Zip\Lang\tr.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\7-Zip\Lang\zh-cn.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hu-HU\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\Notes_content-background.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationUp_SelectionSubpicture.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\cs.pak vbwwjcpnxucn.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\ms.pak vbwwjcpnxucn.exe File opened for modification C:\Program Files\7-Zip\Lang\bn.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\GreenBubbles.jpg vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\fr-FR\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\vintage.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\7-Zip\Lang\hr.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\System\ado\de-DE\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\de-DE\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\it-IT\_RECOVERY_+ctmct.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Heart_VideoInset.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\_RECOVERY_+ctmct.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\7-Zip\Lang\be.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\OFFICE14\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\System\msadc\de-DE\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Postage_SelectionSubpicture.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationLeft_SelectionSubpicture.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hr-HR\_RECOVERY_+ctmct.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\MSInfo\de-DE\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationLeft_ButtonGraphic.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passportcover.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\softedges.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\bn.pak vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\TextConv\de-DE\_RECOVERY_+ctmct.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\background.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Triedit\ja-JP\_RECOVERY_+ctmct.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\nav_rightarrow.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\16_9-frame-highlight.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\_RECOVERY_+ctmct.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationUp_SelectionSubpicture.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passport.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\zh-TW\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\ja-JP\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\ParentMenuButtonIcon.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\en-US\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\VSTO\_RECOVERY_+ctmct.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\VGX\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\default_apps\_RECOVERY_+ctmct.html vbwwjcpnxucn.exe File opened for modification C:\Program Files\7-Zip\Lang\fur.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Psychedelic.jpg vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\NavigationUp_SelectionSubpicture.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\LightBlueRectangle.PNG vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-border.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\NavigationLeft_ButtonGraphic.png vbwwjcpnxucn.exe File opened for modification C:\Program Files\7-Zip\Lang\ta.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsNotesBackground_PAL.wmv vbwwjcpnxucn.exe File opened for modification C:\Program Files\7-Zip\Lang\_RECOVERY_+ctmct.txt vbwwjcpnxucn.exe -
Drops file in Windows directory 2 IoCs
Processes:
4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exedescription ioc process File opened for modification C:\Windows\vbwwjcpnxucn.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe File created C:\Windows\vbwwjcpnxucn.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
vbwwjcpnxucn.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 vbwwjcpnxucn.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 vbwwjcpnxucn.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 vbwwjcpnxucn.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 vbwwjcpnxucn.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 vbwwjcpnxucn.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 vbwwjcpnxucn.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
vbwwjcpnxucn.exepid process 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe 2040 vbwwjcpnxucn.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
Processes:
4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exevbwwjcpnxucn.exeWMIC.exevssvc.exedescription pid process Token: SeDebugPrivilege 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe Token: SeDebugPrivilege 2040 vbwwjcpnxucn.exe Token: SeIncreaseQuotaPrivilege 764 WMIC.exe Token: SeSecurityPrivilege 764 WMIC.exe Token: SeTakeOwnershipPrivilege 764 WMIC.exe Token: SeLoadDriverPrivilege 764 WMIC.exe Token: SeSystemProfilePrivilege 764 WMIC.exe Token: SeSystemtimePrivilege 764 WMIC.exe Token: SeProfSingleProcessPrivilege 764 WMIC.exe Token: SeIncBasePriorityPrivilege 764 WMIC.exe Token: SeCreatePagefilePrivilege 764 WMIC.exe Token: SeBackupPrivilege 764 WMIC.exe Token: SeRestorePrivilege 764 WMIC.exe Token: SeShutdownPrivilege 764 WMIC.exe Token: SeDebugPrivilege 764 WMIC.exe Token: SeSystemEnvironmentPrivilege 764 WMIC.exe Token: SeRemoteShutdownPrivilege 764 WMIC.exe Token: SeUndockPrivilege 764 WMIC.exe Token: SeManageVolumePrivilege 764 WMIC.exe Token: 33 764 WMIC.exe Token: 34 764 WMIC.exe Token: 35 764 WMIC.exe Token: SeIncreaseQuotaPrivilege 764 WMIC.exe Token: SeSecurityPrivilege 764 WMIC.exe Token: SeTakeOwnershipPrivilege 764 WMIC.exe Token: SeLoadDriverPrivilege 764 WMIC.exe Token: SeSystemProfilePrivilege 764 WMIC.exe Token: SeSystemtimePrivilege 764 WMIC.exe Token: SeProfSingleProcessPrivilege 764 WMIC.exe Token: SeIncBasePriorityPrivilege 764 WMIC.exe Token: SeCreatePagefilePrivilege 764 WMIC.exe Token: SeBackupPrivilege 764 WMIC.exe Token: SeRestorePrivilege 764 WMIC.exe Token: SeShutdownPrivilege 764 WMIC.exe Token: SeDebugPrivilege 764 WMIC.exe Token: SeSystemEnvironmentPrivilege 764 WMIC.exe Token: SeRemoteShutdownPrivilege 764 WMIC.exe Token: SeUndockPrivilege 764 WMIC.exe Token: SeManageVolumePrivilege 764 WMIC.exe Token: 33 764 WMIC.exe Token: 34 764 WMIC.exe Token: 35 764 WMIC.exe Token: SeBackupPrivilege 820 vssvc.exe Token: SeRestorePrivilege 820 vssvc.exe Token: SeAuditPrivilege 820 vssvc.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exevbwwjcpnxucn.exevbwwjcpnxucn.exedescription pid process target process PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1576 wrote to memory of 1928 1576 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe PID 1928 wrote to memory of 1316 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe vbwwjcpnxucn.exe PID 1928 wrote to memory of 1316 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe vbwwjcpnxucn.exe PID 1928 wrote to memory of 1316 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe vbwwjcpnxucn.exe PID 1928 wrote to memory of 1316 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe vbwwjcpnxucn.exe PID 1928 wrote to memory of 240 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe cmd.exe PID 1928 wrote to memory of 240 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe cmd.exe PID 1928 wrote to memory of 240 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe cmd.exe PID 1928 wrote to memory of 240 1928 4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe cmd.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 1316 wrote to memory of 2040 1316 vbwwjcpnxucn.exe vbwwjcpnxucn.exe PID 2040 wrote to memory of 764 2040 vbwwjcpnxucn.exe WMIC.exe PID 2040 wrote to memory of 764 2040 vbwwjcpnxucn.exe WMIC.exe PID 2040 wrote to memory of 764 2040 vbwwjcpnxucn.exe WMIC.exe PID 2040 wrote to memory of 764 2040 vbwwjcpnxucn.exe WMIC.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
vbwwjcpnxucn.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" vbwwjcpnxucn.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System vbwwjcpnxucn.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe"C:\Users\Admin\AppData\Local\Temp\4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Users\Admin\AppData\Local\Temp\4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe"C:\Users\Admin\AppData\Local\Temp\4da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3.exe"2⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\vbwwjcpnxucn.exeC:\Windows\vbwwjcpnxucn.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1316 -
C:\Windows\vbwwjcpnxucn.exeC:\Windows\vbwwjcpnxucn.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:2040 -
C:\Windows\System32\wbem\WMIC.exe"C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive5⤵
- Suspicious use of AdjustPrivilegeToken
PID:764
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\4DA541~1.EXE3⤵
- Deletes itself
PID:240
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:820
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
367KB
MD54730bcca5ec3e6a057604dc02d289236
SHA1fe421fa51dc1ca9133189f6afe7bd410238971b7
SHA2564da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3
SHA512f84d3c59fa448db14ef6f247adc9f1785a5f9149701e6faa9aeb64298a30245694faf4aa428e0396b4dd418a164c7564a9de7ab20c1ae669497422ee187b1584
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Filesize
367KB
MD54730bcca5ec3e6a057604dc02d289236
SHA1fe421fa51dc1ca9133189f6afe7bd410238971b7
SHA2564da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3
SHA512f84d3c59fa448db14ef6f247adc9f1785a5f9149701e6faa9aeb64298a30245694faf4aa428e0396b4dd418a164c7564a9de7ab20c1ae669497422ee187b1584
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Filesize
367KB
MD54730bcca5ec3e6a057604dc02d289236
SHA1fe421fa51dc1ca9133189f6afe7bd410238971b7
SHA2564da541578caf4cc3336ffb6fef30997deb1f7f6ab9bb38a2be58e014cc7b58a3
SHA512f84d3c59fa448db14ef6f247adc9f1785a5f9149701e6faa9aeb64298a30245694faf4aa428e0396b4dd418a164c7564a9de7ab20c1ae669497422ee187b1584