Analysis
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max time kernel
146s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
19/09/2022, 03:11
Behavioral task
behavioral1
Sample
52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe
Resource
win7-20220812-en
General
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Target
52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe
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Size
966KB
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MD5
6771ab57f16fb119e7faad8b5ded4bdc
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SHA1
12fdb11ef12990764acb5c7a2c21d7ec0f26092b
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SHA256
52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98
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SHA512
b188d3abd664ad83021707b7ba8c752dd475137c9a491ed0c28180229c9fb09666b56c2a8c44ad348c55b50a6dd0d80a07e673f13eaf6973964959a5b848c308
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SSDEEP
3072:CNnqDxIGX/9nDiG7t6yCAti1zxGJidD5iYAHg4Cs7lJgxwL0out:CNnxKL0oS
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 14 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\DoNotAllowExceptions = "0" winlogon.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" winlogon.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications winlogon.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet002\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\E696D64614\winlogon.exe = "C:\\Users\\Admin\\E696D64614\\winlogon.exe:*:Enabled:@xpsp2res.dll,-9108811" winlogon.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\E696D64614\winlogon.exe = "C:\\Users\\Admin\\E696D64614\\winlogon.exe:*:Enabled:@xpsp2res.dll,-50045942" winlogon.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\DisableNotifications = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\EnableFirewall = "0" winlogon.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\E696D64614\winlogon.exe = "C:\\Users\\Admin\\E696D64614\\winlogon.exe:*:Enabled:@xpsp2res.dll,-42872970" winlogon.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\E696D64614\winlogon.exe = "C:\\Users\\Admin\\E696D64614\\winlogon.exe:*:Enabled:@xpsp2res.dll,-11338913" winlogon.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile winlogon.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" winlogon.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List winlogon.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List winlogon.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List winlogon.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" winlogon.exe -
Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "3" winlogon.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" winlogon.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "1" winlogon.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "0" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" winlogon.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" winlogon.exe -
Disables Task Manager via registry modification
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Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts winlogon.exe -
Executes dropped EXE 2 IoCs
pid Process 952 winlogon.exe 1880 winlogon.exe -
Sets file execution options in registry 2 TTPs 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cmd.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\IEDFix.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avpcc.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ecls.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\localnet.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ntrtscan.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\tc.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vet95.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vswinperse.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\aplica32.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\navapsvc.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\sweep95.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\titaninxp.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\HelpPane.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FirewallSettings.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\tfak.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rav.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\fsmb32.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\icsupp.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iface.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\popscan.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\tgbob.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\_avpm.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cdp.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vscan40.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avguard.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\SandboxieWUAU.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\anti-trojan.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cpd.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ntxconfig.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ONENOTEM.EXE winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nvarch16.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\symtray.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Procmon.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\dvp95_0.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\gbmenu.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pcciomon.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ave32.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\navlu32.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pcc2k_76_1436.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\smc.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\fch32.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\navlu32.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vsmon.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\EHttpSrv.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\tftpd.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pptbc.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nai_vs_stat.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nav80try.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\WS2Fix.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avnotify.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\fsav530wtbyb.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\fsma32.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mxtask.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\unzip.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\aplica32.exe winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pccntmon.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\sd.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vsched.exe winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\escanv95.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cfinet32.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kerio-wrp-421-en-win.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\"" winlogon.exe -
resource yara_rule behavioral1/memory/1808-56-0x0000000000400000-0x0000000000448000-memory.dmp upx behavioral1/files/0x0008000000014544-58.dat upx behavioral1/files/0x0008000000014544-59.dat upx behavioral1/memory/1808-62-0x0000000000400000-0x0000000000448000-memory.dmp upx behavioral1/files/0x0008000000014544-61.dat upx behavioral1/memory/952-66-0x0000000000400000-0x0000000000448000-memory.dmp upx behavioral1/files/0x0008000000014544-67.dat upx behavioral1/memory/1880-68-0x0000000000400000-0x000000000043F000-memory.dmp upx behavioral1/files/0x0008000000014544-70.dat upx behavioral1/memory/1880-72-0x0000000000400000-0x000000000043F000-memory.dmp upx behavioral1/memory/1880-73-0x0000000000400000-0x000000000043F000-memory.dmp upx behavioral1/memory/1880-83-0x0000000000400000-0x000000000043F000-memory.dmp upx behavioral1/memory/1880-84-0x0000000000400000-0x000000000043F000-memory.dmp upx -
Loads dropped DLL 2 IoCs
pid Process 1808 52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe 1808 52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe -
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "0" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\cval = "1" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring\SymantecFirewall winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiSpyWareDisableNotify = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AutoUpdateDisableNotify = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\InternetSettingsDisableNotify = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring\DisableMonitoring = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring\SymantecAntiVirus\DisableMonitoring = "1" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring\SymantecAntiVirus winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring\SymantecFirewall\DisableMonitoring = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring winlogon.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run winlogon.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\549494E4E4852574 = "C:\\Users\\Admin\\E696D64614\\winlogon.exe" winlogon.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\549494E4E4852574 = "C:\\Users\\Admin\\E696D64614\\winlogon.exe" winlogon.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" winlogon.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 952 set thread context of 1880 952 winlogon.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies Control Panel 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Control Panel\Sound winlogon.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Control Panel\Sound\Beep = "no" winlogon.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "2125" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "10311" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "198" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Download winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Local Page = "http://f3r2oawm05kt282.directorio-w.com" winlogon.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "2924" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "121" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "1051" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "1198" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "11149" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "12159" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "1116" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "2037" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "2119" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "2120" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "2956" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "4881" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "6" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "115" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "3811" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "3959" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "3844" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "4881" IEXPLORE.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Search_URL = "http://wa60747w00187y1.directorio-w.com" winlogon.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "2004" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "3039" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "3811" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Local Page = "http://smekp7908nkh28e.directorio-w.com" winlogon.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://7qs2n1587xi465s.directorio-w.com" winlogon.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "198" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\hugedomains.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "1116" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Download\CheckExeSignatures = "no" winlogon.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main winlogon.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "9397" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "1083" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "2120" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "11149" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "1972" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "2890" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "3965" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "4734" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\hugedomains.com\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "6" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "2956" IEXPLORE.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Search Page = "http://zot06qcp58ahlie.directorio-w.com" winlogon.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.youtube.com\ = "8392" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "3876" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "10311" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "3959" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DOMStorage\youtube.com\Total = "4734" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe -
Modifies Internet Explorer start page 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://vu130729j8c9sqg.directorio-w.com" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://j8c3lrzme88987w.directorio-w.com" winlogon.exe -
Modifies registry class 24 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\ddeexec\Application winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\ddeexec\Application\ = "IExplore" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open\command\ = "\"C:\\Program Files\\Internet Explorer\\IEXPLORE.EXE\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open\ddeexec\Application winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\https winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open\ddeexec\Application winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ftp winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\command winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open\command winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open\ddeexec\Application\ = "IExplore" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open\ddeexec winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open\ddeexec\Application\ = "IExplore" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\command\ = "\"C:\\Program Files\\Internet Explorer\\IEXPLORE.EXE\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\ddeexec winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\https\shell winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open\command winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open\command\ = "\"C:\\Program Files\\Internet Explorer\\IEXPLORE.EXE\"" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open\ddeexec winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http winlogon.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 winlogon.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 winlogon.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 winlogon.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 winlogon.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe 1880 winlogon.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeBackupPrivilege 1880 winlogon.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1384 iexplore.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1808 52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe 952 winlogon.exe 1880 winlogon.exe 1384 iexplore.exe 1384 iexplore.exe 1268 IEXPLORE.EXE 1268 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1808 wrote to memory of 952 1808 52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe 27 PID 1808 wrote to memory of 952 1808 52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe 27 PID 1808 wrote to memory of 952 1808 52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe 27 PID 1808 wrote to memory of 952 1808 52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe 27 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 952 wrote to memory of 1880 952 winlogon.exe 30 PID 1384 wrote to memory of 1268 1384 iexplore.exe 32 PID 1384 wrote to memory of 1268 1384 iexplore.exe 32 PID 1384 wrote to memory of 1268 1384 iexplore.exe 32 PID 1384 wrote to memory of 1268 1384 iexplore.exe 32 -
System policy modification 1 TTPs 4 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "1" winlogon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "1" winlogon.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe"C:\Users\Admin\AppData\Local\Temp\52fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Users\Admin\E696D64614\winlogon.exe"C:\Users\Admin\E696D64614\winlogon.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:952 -
C:\Users\Admin\E696D64614\winlogon.exeError 4483⤵
- Modifies firewall policy service
- Modifies security service
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Drops file in Drivers directory
- Executes dropped EXE
- Sets file execution options in registry
- Windows security modification
- Adds Run key to start application
- Checks whether UAC is enabled
- Modifies Control Panel
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Modifies registry class
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:1880
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1384 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1268
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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_3431D4C539FB2CFCB781821E9902850D
Filesize2KB
MD51c626eac6241b02b0082a76f150a3a8a
SHA1b7c0c6ae1d3d5a2beaf4c4f3744cac6285f04858
SHA256412116af67c3a894bee8821158ee91447ca6cfe0d5b43d0524e6c5af5defaf69
SHA5128550f0ec9a9c5f152a3b5eb49a91084d3201589373b8d381233926f1ac34bd0c276fa1e3c9da75bd8297f417d9f566f4bf6b882107c7255522f745e6d446802a
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Filesize
60KB
MD56c6a24456559f305308cb1fb6c5486b3
SHA13273ac27d78572f16c3316732b9756ebc22cb6ed
SHA256efc3c579bd619ceab040c4b8c1b821b2d82c64fddd9e80a00ec0d7f6577ed973
SHA512587d4a9175a6aa82cd8bb1c11ca6508f95cd218f76ac322ddbd1bc7146a0e25f8937ee426a6fb0fb0bb045cedb24d8c8a9edfe9f654112f293d8701220f726b4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize1KB
MD548e98893438d04fa64bb49bbdafbf960
SHA1e28578281fc80cb97275a94aa0e9da0db8285b87
SHA2562ad261d743636a48688f1d3a1a9def925c6a7642db3dea12b8c23e5aac46719d
SHA5129eb1160e51ce79e0a7055a053ac5f25d2ff8d7277f8af146c188a1bd24deddd12df219aeb410f072b26ccaa114b88d7680d474c86736a0ab3187ec7ee08c73b0
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize488B
MD5a521a648a90493cfea260c6616df6c3a
SHA1404f2bd59e5f4604e2eee06b80796ad0964db2f1
SHA25646f0134873f714a81a0bc6e9b5dbd827c0a6f00fdeee3e192b9ffcf02adb13ba
SHA5128297859028496ebcfe47f95f1d0beadefa9527d4a37988c5556bb75d428a2cd04855ad249503a169941bae6d3e9150dc0bca1ebc247788d4b07fdbfcef629526
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5769f48e26c8ca45b89c4562f0657ed87
SHA174e8f85dfd73ad0c1660430aa36da0093687d303
SHA256f1a801c58d479adf25481fad1cbb29bab553c0dac83e148dafc0218be4949ae1
SHA512f1b4f23ddb998ef5f0316923d1049b9ef38ffccf6126214ae722ba327b5a320b2ab7d255278d24c60124c0d485a0dd32fc975b5579aa0fcf8c31fcc07ea82281
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize482B
MD5876fb1b96dbe98a1e5532caa45769110
SHA11888111dd4e90fc85c3864ebd57eb75958be0d0b
SHA256ab9da99be85d3f50948c16b0dc1183aa6ed3a78433d74cdd31b2c977e81834b9
SHA5128eea04d36a46857d35f0554d2cf94be90eb13d0adaed55507ac95f1016a7cbb2177c724e13a3348c83084b4c6423b1959850883111f7790d935e8228859ed05e
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Filesize
97B
MD5dfd2e2209d616cff823479f68772b0f0
SHA186b4383c32c7589159e2ae18fe612facc1a4b0f9
SHA2560afa7dcd01e1407a0b2085b0f88043dac0f4c5d80991ed1640bceff9348341dc
SHA51253f8e363c3456abb7b80b24cd8f6cb52403eb79cce6c136a7a3df87ade959249065e4637b9c961883fd22ba4482327d3176ffe6b52063d6bfd45af8e4ba14f68
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Filesize
966KB
MD56771ab57f16fb119e7faad8b5ded4bdc
SHA112fdb11ef12990764acb5c7a2c21d7ec0f26092b
SHA25652fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98
SHA512b188d3abd664ad83021707b7ba8c752dd475137c9a491ed0c28180229c9fb09666b56c2a8c44ad348c55b50a6dd0d80a07e673f13eaf6973964959a5b848c308
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Filesize
966KB
MD56771ab57f16fb119e7faad8b5ded4bdc
SHA112fdb11ef12990764acb5c7a2c21d7ec0f26092b
SHA25652fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98
SHA512b188d3abd664ad83021707b7ba8c752dd475137c9a491ed0c28180229c9fb09666b56c2a8c44ad348c55b50a6dd0d80a07e673f13eaf6973964959a5b848c308
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Filesize
966KB
MD56771ab57f16fb119e7faad8b5ded4bdc
SHA112fdb11ef12990764acb5c7a2c21d7ec0f26092b
SHA25652fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98
SHA512b188d3abd664ad83021707b7ba8c752dd475137c9a491ed0c28180229c9fb09666b56c2a8c44ad348c55b50a6dd0d80a07e673f13eaf6973964959a5b848c308
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Filesize
966KB
MD56771ab57f16fb119e7faad8b5ded4bdc
SHA112fdb11ef12990764acb5c7a2c21d7ec0f26092b
SHA25652fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98
SHA512b188d3abd664ad83021707b7ba8c752dd475137c9a491ed0c28180229c9fb09666b56c2a8c44ad348c55b50a6dd0d80a07e673f13eaf6973964959a5b848c308
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Filesize
966KB
MD56771ab57f16fb119e7faad8b5ded4bdc
SHA112fdb11ef12990764acb5c7a2c21d7ec0f26092b
SHA25652fa119750136bb728653993890fa73eff227769b42e861656977777a5bada98
SHA512b188d3abd664ad83021707b7ba8c752dd475137c9a491ed0c28180229c9fb09666b56c2a8c44ad348c55b50a6dd0d80a07e673f13eaf6973964959a5b848c308