bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
28/11/2022, 03:24

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General

Target

bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe
Size

106KB
MD5

268d08bd97d75e04c7f90dafcd7ceb48
SHA1

1bc1cc97fd7cf6337f6b3d172fb917c2734d9131
SHA256

bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c
SHA512

2db717017fa20a52533e88553b56e5e409473e1164431c052ff0ba6284036b57dccb47c655702da017999926166d981fe702b5520600fa0497909c228a31695a
SSDEEP

3072:PHHONFId+ksG0h8qqXi9FlHCTqoutD1V7jnF8pouy:vnd1sGDqR9JoShV7BOo7

Score

10^/10

evasion persistence spyware stealer trojan upx

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 14 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
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,-70554750"	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,-28956246"	winlogon.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	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,-53342401"	winlogon.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	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\ControlSet002\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\E696D64614\winlogon.exe = "C:\\Users\\Admin\\E696D64614\\winlogon.exe:*:Enabled:@xpsp2res.dll,-57951861"	winlogon.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	winlogon.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	winlogon.exe
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\DisableNotifications = "1"	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\List	winlogon.exe

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

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

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "3"	winlogon.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	winlogon.exe

UAC bypass 3 TTPs 3 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
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\System\ConsentPromptBehaviorAdmin = "0"	winlogon.exe

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

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

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	winlogon.exe

Disables Task Manager via registry modification
evasion

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
112	winlogon.exe
1228	winlogon.exe

Sets file execution options in registry 2 TTPs 64 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cmgrdian.exe	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\dvp95.exe	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mpftray.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pccwin98.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ppvstop.exe	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\tds2-98.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winservices.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\atwatch.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cpf9x206.exe	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\lsetup.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mfweng3.02d30.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nprotect.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pcip10117_0.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\procexplorerv1.0.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FirewallControlPanel.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mctool.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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\srwatch.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vir-help.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\antigen.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\normist.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\defwatch.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Filemon.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vpcmap.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\IEUNATT.EXE	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\alertsvc.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pccclient.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\tds2-nt.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\GenericRenosFix.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ONENOTE.EXE	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ibmavsp.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.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\mssmmc32.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\netinfo.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pavproxy.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pcscanpdsetup.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Netscape.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avsched32.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\hacktracersetup.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\lockdown.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\sh.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\symproxysvc.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\zatutor.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\SrchSTS.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\swxcacls.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\mcmnhdlr.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\wrctrl.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avwinnt.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\navnt.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\notstart.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\tmlisten.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\fp-win_trial.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\monitor.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\sweepsrv.sys.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vptray.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\EXTEXPORT.EXE	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avkwcl9.exe	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pathping.exe	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pccpfw.exe	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\SbieSvc.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\tds2.exe\Debugger = "\"C:\\Users\\Admin\\E696D64614\\winlogon.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

UPX packed file 14 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1476-56-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/files/0x000b0000000122cc-58.dat	upx
behavioral1/files/0x000b0000000122cc-59.dat	upx
behavioral1/memory/1476-62-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/files/0x000b0000000122cc-61.dat	upx
behavioral1/memory/112-65-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/files/0x000b0000000122cc-67.dat	upx
behavioral1/memory/1228-68-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral1/files/0x000b0000000122cc-70.dat	upx
behavioral1/memory/1228-72-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral1/memory/1228-73-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral1/memory/1228-76-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral1/memory/112-78-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/memory/1228-84-0x0000000000400000-0x0000000000426000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
1476	bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe
1476	bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Windows security modification 2 TTPs 15 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring\SymantecAntiVirus	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	winlogon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AutoUpdateDisableNotify = "1"	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring	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\AntiVirusOverride = "0"	winlogon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	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\AntiVirusDisableNotify = "1"	winlogon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring\SymantecAntiVirus\DisableMonitoring = "1"	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\cval = "1"	winlogon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\InternetSettingsDisableNotify = "1"	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Monitoring\SymantecFirewall	winlogon.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\34A5B4B4748525F4 = "C:\\Users\\Admin\\E696D64614\\winlogon.exe"	winlogon.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\34A5B4B4748525F4 = "C:\\Users\\Admin\\E696D64614\\winlogon.exe"	winlogon.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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 112 set thread context of 1228	112	winlogon.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Control Panel 2 IoCs

evasion

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\Sound	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\Sound\Beep = "no"	winlogon.exe

Modifies Internet Explorer settings 1 TTPs 14 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Download	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Download\CheckExeSignatures = "no"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Local Page = "http://5685dkp3x38cmxd.directorio-w.com"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Search_URL = "http://s0rhh62m74fn8lt.directorio-w.com"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://rq06078sd8zx65y.directorio-w.com"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Page_URL = "http://l3j9lt63oef214b.directorio-w.com"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Disable Script Debugger = "Yes"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Local Page = "http://2d0xag513gy6u13.directorio-w.com"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Search Page = "http://e3yct5kn22twhpc.directorio-w.com"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Search Page = "http://yml4e81t53hogta.directorio-w.com"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://u4fr4b0hma90onv.directorio-w.com"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Download\RunInvalidSignatures = "1"	winlogon.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	winlogon.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\Main	winlogon.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://541198frut6ob9g.directorio-w.com"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://7u4tn45u7wtl65m.directorio-w.com"	winlogon.exe

Modifies registry class 24 IoCs

description	ioc	Process
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	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open\ddeexec	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\command	winlogon.exe
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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open\command	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open\ddeexec\Application\ = "IExplore"	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\http	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\https\shell	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ftp\shell\open\ddeexec\Application	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\ddeexec	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\ftp\shell\open	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open\ddeexec\Application\ = "IExplore"	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
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	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\https\shell\open\ddeexec\Application	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\https	winlogon.exe

Modifies system certificate store 2 TTPs 6 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	winlogon.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	winlogon.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	winlogon.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 0f00000001000000140000005bcaa1c2780f0bcb5a90770451d96f38963f012d0b000000010000001e000000440053005400200052006f006f0074002000430041002000580033000000090000000100000016000000301406082b0601050507030406082b06010505070301140000000100000014000000c4a7b1a47b2c71fadbe14b9075ffc415608589101d00000001000000100000004558d512eecb27464920897de7b66053030000000100000014000000dac9024f54d8f6df94935fb1732638ca6ad77c1320000000010000004e0300003082034a30820232a003020102021044afb080d6a327ba893039862ef8406b300d06092a864886f70d0101050500303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f74204341205833301e170d3030303933303231313231395a170d3231303933303134303131355a303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f7420434120583330820122300d06092a864886f70d01010105000382010f003082010a0282010100dfafe99750088357b4cc6265f69082ecc7d32c6b30ca5becd9c37dc740c118148be0e83376492ae33f214993ac4e0eaf3e48cb65eefcd3210f65d22ad9328f8ce5f777b0127bb595c089a3a9baed732e7a0c063283a27e8a1430cd11a0e12a38b9790a31fd50bd8065dfb7516383c8e28861ea4b6181ec526bb9a2e24b1a289f48a39e0cda098e3e172e1edd20df5bc62a8aab2ebd70adc50b1a25907472c57b6aab34d63089ffe568137b540bc8d6aeec5a9c921e3d64b38cc6dfbfc94170ec1672d526ec38553943d0fcfd185c40f197ebd59a9b8d1dbada25b9c6d8dfc115023aabda6ef13e2ef55c089c3cd68369e4109b192ab62957e3e53d9b9ff0025d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e04160414c4a7b1a47b2c71fadbe14b9075ffc41560858910300d06092a864886f70d01010505000382010100a31a2c9b17005ca91eee2866373abf83c73f4bc309a095205de3d95944d23e0d3ebd8a4ba0741fce10829c741a1d7e981addcb134bb32044e491e9ccfc7da5db6ae5fee6fde04eddb7003ab57049aff2e5eb02f1d1028b19cb943a5e48c4181e58195f1e025af00cf1b1ada9dc59868b6ee991f586cafab96633aa595bcee2a7167347cb2bcc99b03748cfe3564bf5cf0f0c723287c6f044bb53726d43f526489a5267b758abfe67767178db0da256141339243185a2a8025a3047e1dd5007bc02099000eb6463609b16bc88c912e6d27d918bf93d328d65b4e97cb15776eac5b62839bf15651cc8f677966a0a8d770bd8910b048e07db29b60aee9d82353510	winlogon.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	winlogon.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	winlogon.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeBackupPrivilege	1228	winlogon.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1476	bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe
112	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe
1228	winlogon.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 112	1476	bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe	27
PID 1476 wrote to memory of 112	1476	bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe	27
PID 1476 wrote to memory of 112	1476	bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe	27
PID 1476 wrote to memory of 112	1476	bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe	27
PID 112 wrote to memory of 1228	112	winlogon.exe	30
PID 112 wrote to memory of 1228	112	winlogon.exe	30
PID 112 wrote to memory of 1228	112	winlogon.exe	30
PID 112 wrote to memory of 1228	112	winlogon.exe	30
PID 112 wrote to memory of 1228	112	winlogon.exe	30
PID 112 wrote to memory of 1228	112	winlogon.exe	30
PID 112 wrote to memory of 1228	112	winlogon.exe	30
PID 112 wrote to memory of 1228	112	winlogon.exe	30
PID 112 wrote to memory of 1228	112	winlogon.exe	30

System policy modification 1 TTPs 4 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
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
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

C:\Users\Admin\AppData\Local\Temp\bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe
"C:\Users\Admin\AppData\Local\Temp\bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Users\Admin\E696D64614\winlogon.exe
  "C:\Users\Admin\E696D64614\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:112
- - C:\Users\Admin\E696D64614\winlogon.exe
    "C:\Users\Admin\E696D64614\winlogon.exe"
    3⤵
    - 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:1228

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Hidden Files and Directories

T1158

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\E696D64614\winlogon.exe

Filesize
106KB

MD5
268d08bd97d75e04c7f90dafcd7ceb48

SHA1
1bc1cc97fd7cf6337f6b3d172fb917c2734d9131

SHA256
bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c

SHA512
2db717017fa20a52533e88553b56e5e409473e1164431c052ff0ba6284036b57dccb47c655702da017999926166d981fe702b5520600fa0497909c228a31695a

Download Submit
C:\Users\Admin\E696D64614\winlogon.exe

Filesize
106KB

MD5
268d08bd97d75e04c7f90dafcd7ceb48

SHA1
1bc1cc97fd7cf6337f6b3d172fb917c2734d9131

SHA256
bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c

SHA512
2db717017fa20a52533e88553b56e5e409473e1164431c052ff0ba6284036b57dccb47c655702da017999926166d981fe702b5520600fa0497909c228a31695a

Download Submit
C:\Users\Admin\E696D64614\winlogon.exe

Filesize
106KB

MD5
268d08bd97d75e04c7f90dafcd7ceb48

SHA1
1bc1cc97fd7cf6337f6b3d172fb917c2734d9131

SHA256
bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c

SHA512
2db717017fa20a52533e88553b56e5e409473e1164431c052ff0ba6284036b57dccb47c655702da017999926166d981fe702b5520600fa0497909c228a31695a

Download Submit
\Users\Admin\E696D64614\winlogon.exe

Filesize
106KB

MD5
268d08bd97d75e04c7f90dafcd7ceb48

SHA1
1bc1cc97fd7cf6337f6b3d172fb917c2734d9131

SHA256
bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c

SHA512
2db717017fa20a52533e88553b56e5e409473e1164431c052ff0ba6284036b57dccb47c655702da017999926166d981fe702b5520600fa0497909c228a31695a

Download Submit
\Users\Admin\E696D64614\winlogon.exe

Filesize
106KB

MD5
268d08bd97d75e04c7f90dafcd7ceb48

SHA1
1bc1cc97fd7cf6337f6b3d172fb917c2734d9131

SHA256
bf108947e0031ceb7cf15ed46bb99ec59d99e8df7bd716f2b57c0c8cd251832c

SHA512
2db717017fa20a52533e88553b56e5e409473e1164431c052ff0ba6284036b57dccb47c655702da017999926166d981fe702b5520600fa0497909c228a31695a

Download Submit
memory/112-65-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/112-78-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1228-68-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1228-72-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1228-73-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1228-76-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1228-84-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1476-62-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1476-56-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1476-57-0x0000000075E51000-0x0000000075E53000-memory.dmp

Filesize
8KB

Download