5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

Analysis

max time kernel
151s
max time network
153s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 22:23

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General

Target

5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
Size

504KB
MD5

0470d85816b561d645e1bbacde4b8836
SHA1

93410b37cf75b5d5916d794136bb0591a3384c67
SHA256

5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe
SHA512

3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9
SSDEEP

6144:Uj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrionKysy:e6onxOp8FySpE5zvIdtU+YmefnB

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 3 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe"	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe"	zikszin.exe

UAC bypass 3 TTPs 9 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\PromptOnSecureDesktop = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorUser = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorUser = "0"	zikszin.exe

Adds policy Run key to start application 2 TTPs 16 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\biiot = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yqbsiaoiskegfvlg.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\biiot = "C:\\Users\\Admin\\AppData\\Local\\Temp\\byokfcvujgfmqlggoepmc.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\biiot = "C:\\Users\\Admin\\AppData\\Local\\Temp\\zuicvqhermjoqjcagud.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\biiot = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yqbsiaoiskegfvlg.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\biiot = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fykctmbwhavyypgcg.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\biiot = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fykctmbwhavyypgcg.exe"	vsmxiywcfcw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\oybksciu = "oivogaqmysostldafs.exe"	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	vsmxiywcfcw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\oybksciu = "byokfcvujgfmqlggoepmc.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\oybksciu = "mixsmiaymigmpjdcjyie.exe"	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\oybksciu = "fykctmbwhavyypgcg.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\oybksciu = "yqbsiaoiskegfvlg.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\biiot = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\oybksciu = "zuicvqhermjoqjcagud.exe"	zikszin.exe

Disables RegEdit via registry modification 6 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	zikszin.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	zikszin.exe

Executes dropped EXE 3 IoCs

pid	Process
900	vsmxiywcfcw.exe
2028	zikszin.exe
2024	zikszin.exe

Loads dropped DLL 6 IoCs

pid	Process
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
900	vsmxiywcfcw.exe
900	vsmxiywcfcw.exe
900	vsmxiywcfcw.exe
900	vsmxiywcfcw.exe

Adds Run key to start application 2 TTPs 64 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "mixsmiaymigmpjdcjyie.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\fquenyfsv = "yqbsiaoiskegfvlg.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvciq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tgmyjwfuzmb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe ."	zikszin.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tgmyjwfuzmb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yqbsiaoiskegfvlg.exe ."	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\muvciq = "yqbsiaoiskegfvlg.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qelykyiyesig = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yqbsiaoiskegfvlg.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvciq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\byokfcvujgfmqlggoepmc.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "mixsmiaymigmpjdcjyie.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "zuicvqhermjoqjcagud.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "byokfcvujgfmqlggoepmc.exe ."	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tgmyjwfuzmb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yqbsiaoiskegfvlg.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "C:\\Users\\Admin\\AppData\\Local\\Temp\\zuicvqhermjoqjcagud.exe ."	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\muvciq = "fykctmbwhavyypgcg.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fykctmbwhavyypgcg.exe ."	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\muvciq = "zuicvqhermjoqjcagud.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvciq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oivogaqmysostldafs.exe"	vsmxiywcfcw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\fquenyfsv = "zuicvqhermjoqjcagud.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "byokfcvujgfmqlggoepmc.exe ."	zikszin.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\fquenyfsv = "yqbsiaoiskegfvlg.exe"	vsmxiywcfcw.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	zikszin.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvciq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fykctmbwhavyypgcg.exe"	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\fquenyfsv = "byokfcvujgfmqlggoepmc.exe"	zikszin.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\fquenyfsv = "fykctmbwhavyypgcg.exe"	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	vsmxiywcfcw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "fykctmbwhavyypgcg.exe ."	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "zuicvqhermjoqjcagud.exe ."	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qelykyiyesig = "C:\\Users\\Admin\\AppData\\Local\\Temp\\byokfcvujgfmqlggoepmc.exe"	vsmxiywcfcw.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\muvciq = "mixsmiaymigmpjdcjyie.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qelykyiyesig = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oivogaqmysostldafs.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tgmyjwfuzmb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\zuicvqhermjoqjcagud.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvciq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\zuicvqhermjoqjcagud.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "mixsmiaymigmpjdcjyie.exe ."	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe ."	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tgmyjwfuzmb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\zuicvqhermjoqjcagud.exe ."	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\muvciq = "byokfcvujgfmqlggoepmc.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "mixsmiaymigmpjdcjyie.exe ."	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "zuicvqhermjoqjcagud.exe ."	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qelykyiyesig = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvciq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qelykyiyesig = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fykctmbwhavyypgcg.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "yqbsiaoiskegfvlg.exe ."	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qelykyiyesig = "C:\\Users\\Admin\\AppData\\Local\\Temp\\byokfcvujgfmqlggoepmc.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\zikszin = "mixsmiaymigmpjdcjyie.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\fquenyfsv = "byokfcvujgfmqlggoepmc.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tgmyjwfuzmb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\byokfcvujgfmqlggoepmc.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\fquenyfsv = "oivogaqmysostldafs.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\muvciq = "byokfcvujgfmqlggoepmc.exe"	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\fquenyfsv = "zuicvqhermjoqjcagud.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tgmyjwfuzmb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oivogaqmysostldafs.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvciq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fykctmbwhavyypgcg.exe"	zikszin.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tgmyjwfuzmb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mixsmiaymigmpjdcjyie.exe ."	zikszin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ykpakweswi = "oivogaqmysostldafs.exe ."	zikszin.exe

Checks whether UAC is enabled 1 TTPs 6 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	vsmxiywcfcw.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	zikszin.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	zikszin.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	zikszin.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	whatismyipaddress.com
7	whatismyip.everdot.org

Drops file in System32 directory 25 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\oivogaqmysostldafs.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\byokfcvujgfmqlggoepmc.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\yqbsiaoiskegfvlg.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\zuicvqhermjoqjcagud.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\byokfcvujgfmqlggoepmc.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\ykpakweswiwslvfurwwinyiucquguqjt.spu	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\yqbsiaoiskegfvlg.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\zuicvqhermjoqjcagud.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\mixsmiaymigmpjdcjyie.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\byokfcvujgfmqlggoepmc.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\fykctmbwhavyypgcg.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\sqheayssiggotplmvmywnk.exe	zikszin.exe
File created	C:\Windows\SysWOW64\deyyxyvyrsvgonmqcwlmg.fgd	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\zuicvqhermjoqjcagud.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\fykctmbwhavyypgcg.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\mixsmiaymigmpjdcjyie.exe	zikszin.exe
File created	C:\Windows\SysWOW64\ykpakweswiwslvfurwwinyiucquguqjt.spu	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\deyyxyvyrsvgonmqcwlmg.fgd	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\fykctmbwhavyypgcg.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\mixsmiaymigmpjdcjyie.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\sqheayssiggotplmvmywnk.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\yqbsiaoiskegfvlg.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\oivogaqmysostldafs.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\sqheayssiggotplmvmywnk.exe	zikszin.exe
File opened for modification	C:\Windows\SysWOW64\oivogaqmysostldafs.exe	zikszin.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\deyyxyvyrsvgonmqcwlmg.fgd	zikszin.exe
File created	C:\Program Files (x86)\deyyxyvyrsvgonmqcwlmg.fgd	zikszin.exe
File opened for modification	C:\Program Files (x86)\ykpakweswiwslvfurwwinyiucquguqjt.spu	zikszin.exe
File created	C:\Program Files (x86)\ykpakweswiwslvfurwwinyiucquguqjt.spu	zikszin.exe

Drops file in Windows directory 25 IoCs

description	ioc	Process
File opened for modification	C:\Windows\sqheayssiggotplmvmywnk.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\oivogaqmysostldafs.exe	zikszin.exe
File opened for modification	C:\Windows\zuicvqhermjoqjcagud.exe	zikszin.exe
File opened for modification	C:\Windows\sqheayssiggotplmvmywnk.exe	zikszin.exe
File opened for modification	C:\Windows\yqbsiaoiskegfvlg.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\fykctmbwhavyypgcg.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\zuicvqhermjoqjcagud.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\byokfcvujgfmqlggoepmc.exe	vsmxiywcfcw.exe
File created	C:\Windows\ykpakweswiwslvfurwwinyiucquguqjt.spu	zikszin.exe
File opened for modification	C:\Windows\sqheayssiggotplmvmywnk.exe	zikszin.exe
File opened for modification	C:\Windows\byokfcvujgfmqlggoepmc.exe	zikszin.exe
File opened for modification	C:\Windows\deyyxyvyrsvgonmqcwlmg.fgd	zikszin.exe
File opened for modification	C:\Windows\ykpakweswiwslvfurwwinyiucquguqjt.spu	zikszin.exe
File opened for modification	C:\Windows\fykctmbwhavyypgcg.exe	zikszin.exe
File opened for modification	C:\Windows\byokfcvujgfmqlggoepmc.exe	zikszin.exe
File opened for modification	C:\Windows\yqbsiaoiskegfvlg.exe	zikszin.exe
File opened for modification	C:\Windows\oivogaqmysostldafs.exe	zikszin.exe
File opened for modification	C:\Windows\fykctmbwhavyypgcg.exe	zikszin.exe
File opened for modification	C:\Windows\zuicvqhermjoqjcagud.exe	zikszin.exe
File opened for modification	C:\Windows\mixsmiaymigmpjdcjyie.exe	zikszin.exe
File created	C:\Windows\deyyxyvyrsvgonmqcwlmg.fgd	zikszin.exe
File opened for modification	C:\Windows\oivogaqmysostldafs.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\mixsmiaymigmpjdcjyie.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\yqbsiaoiskegfvlg.exe	zikszin.exe
File opened for modification	C:\Windows\mixsmiaymigmpjdcjyie.exe	zikszin.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
2028	zikszin.exe
2028	zikszin.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
2028	zikszin.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2028	zikszin.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 900	1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe	28
PID 1552 wrote to memory of 900	1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe	28
PID 1552 wrote to memory of 900	1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe	28
PID 1552 wrote to memory of 900	1552	5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe	28
PID 900 wrote to memory of 2028	900	vsmxiywcfcw.exe	29
PID 900 wrote to memory of 2028	900	vsmxiywcfcw.exe	29
PID 900 wrote to memory of 2028	900	vsmxiywcfcw.exe	29
PID 900 wrote to memory of 2028	900	vsmxiywcfcw.exe	29
PID 900 wrote to memory of 2024	900	vsmxiywcfcw.exe	30
PID 900 wrote to memory of 2024	900	vsmxiywcfcw.exe	30
PID 900 wrote to memory of 2024	900	vsmxiywcfcw.exe	30
PID 900 wrote to memory of 2024	900	vsmxiywcfcw.exe	30

System policy modification 1 TTPs 29 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\FilterAdministratorToken = "0"	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableInstallerDetection = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\FilterAdministratorToken = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorUser = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableSecureUIAPaths = "0"	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableVirtualization = "0"	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableInstallerDetection = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableVirtualization = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorUser = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableSecureUIAPaths = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoDriveTypeAutoRun = "1"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoDriveTypeAutoRun = "1"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ValidateAdminCodeSignatures = "0"	zikszin.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	zikszin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ValidateAdminCodeSignatures = "0"	zikszin.exe

C:\Users\Admin\AppData\Local\Temp\5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe
"C:\Users\Admin\AppData\Local\Temp\5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1552
- C:\Users\Admin\AppData\Local\Temp\vsmxiywcfcw.exe
  "C:\Users\Admin\AppData\Local\Temp\vsmxiywcfcw.exe" "c:\users\admin\appdata\local\temp\5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe*"
  2⤵
  - Modifies WinLogon for persistence
  - UAC bypass
  - Adds policy Run key to start application
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:900
- - C:\Users\Admin\AppData\Local\Temp\zikszin.exe
    "C:\Users\Admin\AppData\Local\Temp\zikszin.exe" "-c:\users\admin\appdata\local\temp\5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe"
    3⤵
    - Modifies WinLogon for persistence
    - UAC bypass
    - Adds policy Run key to start application
    - Disables RegEdit via registry modification
    - Executes dropped EXE
    - Adds Run key to start application
    - Checks whether UAC is enabled
    - Drops file in System32 directory
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - System policy modification
    PID:2028
- - C:\Users\Admin\AppData\Local\Temp\zikszin.exe
    "C:\Users\Admin\AppData\Local\Temp\zikszin.exe" "-c:\users\admin\appdata\local\temp\5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe.exe"
    3⤵
    - Modifies WinLogon for persistence
    - UAC bypass
    - Adds policy Run key to start application
    - Disables RegEdit via registry modification
    - Executes dropped EXE
    - Adds Run key to start application
    - Checks whether UAC is enabled
    - Drops file in System32 directory
    - Drops file in Windows directory
    - System policy modification
    PID:2024

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\byokfcvujgfmqlggoepmc.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\fykctmbwhavyypgcg.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\mixsmiaymigmpjdcjyie.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\oivogaqmysostldafs.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\sqheayssiggotplmvmywnk.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\vsmxiywcfcw.exe

Filesize
320KB

MD5
5203b6ea0901877fbf2d8d6f6d8d338e

SHA1
c803e92561921b38abe13239c1fd85605b570936

SHA256
0cc02d34d5fd4cf892fed282f98c1ad3e7dd6159a8877ae5c46d3f834ed36060

SHA512
d48a41b4fc4c38a6473f789c02918fb7353a4b4199768a3624f3b685d91d38519887a1ccd3616e0d2b079a346afaec5a0f2ef2c46d72d3097ef561cedb476471

Download Submit
C:\Users\Admin\AppData\Local\Temp\vsmxiywcfcw.exe

Filesize
320KB

MD5
5203b6ea0901877fbf2d8d6f6d8d338e

SHA1
c803e92561921b38abe13239c1fd85605b570936

SHA256
0cc02d34d5fd4cf892fed282f98c1ad3e7dd6159a8877ae5c46d3f834ed36060

SHA512
d48a41b4fc4c38a6473f789c02918fb7353a4b4199768a3624f3b685d91d38519887a1ccd3616e0d2b079a346afaec5a0f2ef2c46d72d3097ef561cedb476471

Download Submit
C:\Users\Admin\AppData\Local\Temp\yqbsiaoiskegfvlg.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\zikszin.exe

Filesize
700KB

MD5
7f4810d8e64317c67182fcfe1613c6cd

SHA1
43e8314d10fef8e8e6f10bac0e7aae7b43fb5a34

SHA256
8c817ebb272634330177aa22210cef14516addf787c9f3486de2b164deeaa65e

SHA512
d76a49b739157489804c54e21762484139b685f9281dfef44f440604402ff4d5571e5046f02d9897c1ef0ab282e53c87142925b219cdba7c49e07450b54f45f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\zikszin.exe

Filesize
700KB

MD5
7f4810d8e64317c67182fcfe1613c6cd

SHA1
43e8314d10fef8e8e6f10bac0e7aae7b43fb5a34

SHA256
8c817ebb272634330177aa22210cef14516addf787c9f3486de2b164deeaa65e

SHA512
d76a49b739157489804c54e21762484139b685f9281dfef44f440604402ff4d5571e5046f02d9897c1ef0ab282e53c87142925b219cdba7c49e07450b54f45f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\zuicvqhermjoqjcagud.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\SysWOW64\byokfcvujgfmqlggoepmc.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\SysWOW64\fykctmbwhavyypgcg.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\SysWOW64\mixsmiaymigmpjdcjyie.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\SysWOW64\oivogaqmysostldafs.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\SysWOW64\sqheayssiggotplmvmywnk.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\SysWOW64\yqbsiaoiskegfvlg.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\SysWOW64\zuicvqhermjoqjcagud.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\byokfcvujgfmqlggoepmc.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\byokfcvujgfmqlggoepmc.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\fykctmbwhavyypgcg.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\fykctmbwhavyypgcg.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\mixsmiaymigmpjdcjyie.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\mixsmiaymigmpjdcjyie.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\oivogaqmysostldafs.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\oivogaqmysostldafs.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\sqheayssiggotplmvmywnk.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\sqheayssiggotplmvmywnk.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\yqbsiaoiskegfvlg.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\yqbsiaoiskegfvlg.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\zuicvqhermjoqjcagud.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
C:\Windows\zuicvqhermjoqjcagud.exe

Filesize
504KB

MD5
0470d85816b561d645e1bbacde4b8836

SHA1
93410b37cf75b5d5916d794136bb0591a3384c67

SHA256
5352365d564950a3889746b795d5ae0d67e5d1ec2b8e1be68c1a47124fd9b5fe

SHA512
3e790c577829d606110ebbf3ecaac6b649723693dca0e1b09b0b22f12b9b466b3a4cdbe93f2da84e35bd6527baec172c0598013d61caa2e915fdf303981377c9

Download Submit
\Users\Admin\AppData\Local\Temp\vsmxiywcfcw.exe

Filesize
320KB

MD5
5203b6ea0901877fbf2d8d6f6d8d338e

SHA1
c803e92561921b38abe13239c1fd85605b570936

SHA256
0cc02d34d5fd4cf892fed282f98c1ad3e7dd6159a8877ae5c46d3f834ed36060

SHA512
d48a41b4fc4c38a6473f789c02918fb7353a4b4199768a3624f3b685d91d38519887a1ccd3616e0d2b079a346afaec5a0f2ef2c46d72d3097ef561cedb476471

Download Submit
\Users\Admin\AppData\Local\Temp\vsmxiywcfcw.exe

Filesize
320KB

MD5
5203b6ea0901877fbf2d8d6f6d8d338e

SHA1
c803e92561921b38abe13239c1fd85605b570936

SHA256
0cc02d34d5fd4cf892fed282f98c1ad3e7dd6159a8877ae5c46d3f834ed36060

SHA512
d48a41b4fc4c38a6473f789c02918fb7353a4b4199768a3624f3b685d91d38519887a1ccd3616e0d2b079a346afaec5a0f2ef2c46d72d3097ef561cedb476471

Download Submit
\Users\Admin\AppData\Local\Temp\zikszin.exe

Filesize
700KB

MD5
7f4810d8e64317c67182fcfe1613c6cd

SHA1
43e8314d10fef8e8e6f10bac0e7aae7b43fb5a34

SHA256
8c817ebb272634330177aa22210cef14516addf787c9f3486de2b164deeaa65e

SHA512
d76a49b739157489804c54e21762484139b685f9281dfef44f440604402ff4d5571e5046f02d9897c1ef0ab282e53c87142925b219cdba7c49e07450b54f45f4

Download Submit
\Users\Admin\AppData\Local\Temp\zikszin.exe

Filesize
700KB

MD5
7f4810d8e64317c67182fcfe1613c6cd

SHA1
43e8314d10fef8e8e6f10bac0e7aae7b43fb5a34

SHA256
8c817ebb272634330177aa22210cef14516addf787c9f3486de2b164deeaa65e

SHA512
d76a49b739157489804c54e21762484139b685f9281dfef44f440604402ff4d5571e5046f02d9897c1ef0ab282e53c87142925b219cdba7c49e07450b54f45f4

Download Submit
\Users\Admin\AppData\Local\Temp\zikszin.exe

Filesize
700KB

MD5
7f4810d8e64317c67182fcfe1613c6cd

SHA1
43e8314d10fef8e8e6f10bac0e7aae7b43fb5a34

SHA256
8c817ebb272634330177aa22210cef14516addf787c9f3486de2b164deeaa65e

SHA512
d76a49b739157489804c54e21762484139b685f9281dfef44f440604402ff4d5571e5046f02d9897c1ef0ab282e53c87142925b219cdba7c49e07450b54f45f4

Download Submit
\Users\Admin\AppData\Local\Temp\zikszin.exe

Filesize
700KB

MD5
7f4810d8e64317c67182fcfe1613c6cd

SHA1
43e8314d10fef8e8e6f10bac0e7aae7b43fb5a34

SHA256
8c817ebb272634330177aa22210cef14516addf787c9f3486de2b164deeaa65e

SHA512
d76a49b739157489804c54e21762484139b685f9281dfef44f440604402ff4d5571e5046f02d9897c1ef0ab282e53c87142925b219cdba7c49e07450b54f45f4

Download Submit
memory/1552-54-0x0000000075241000-0x0000000075243000-memory.dmp

Filesize
8KB

Download