28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

Analysis

max time kernel
152s
max time network
159s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
02/10/2022, 08:55

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General

Target

28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
Size

496KB
MD5

6568d24c2f87f29d0070084286e82730
SHA1

06794f7754c4c66842eefb5d3bc5a8299cecf0ff
SHA256

28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4
SHA512

964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f
SSDEEP

6144:Ixj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrionrp:Ih6onxOp8FySpE5zvIdtU+Ymef

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"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe"	bakrr.exe

UAC bypass 3 TTPs 12 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\ConsentPromptBehaviorAdmin = "0"	bakrr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	bakrr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	bakrr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorUser = "0"	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	bakrr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorUser = "0"	bakrr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorUser = "0"	bakrr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	bakrr.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\PromptOnSecureDesktop = "0"	vsmxiywcfcw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	bakrr.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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	vsmxiywcfcw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qwnbixeziqig = "mazvkhwzqggmpjdcjyiw.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\fiwhlxbtz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bqqndbrvnefmqlggoepee.exe"	bakrr.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qwnbixeziqig = "mazvkhwzqggmpjdcjyiw.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qwnbixeziqig = "zmkftpdfvkjoqjcagud.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qwnbixeziqig = "fqmfrlxxlyvyypgcg.exe"	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\fiwhlxbtz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oaxrezmncqostldafs.exe"	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qwnbixeziqig = "bqqndbrvnefmqlggoepee.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\fiwhlxbtz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mazvkhwzqggmpjdcjyiw.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\fiwhlxbtz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mazvkhwzqggmpjdcjyiw.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qwnbixeziqig = "fqmfrlxxlyvyypgcg.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\fiwhlxbtz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\zmkftpdfvkjoqjcagud.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\fiwhlxbtz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bqqndbrvnefmqlggoepee.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\fiwhlxbtz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oaxrezmncqostldafs.exe"	bakrr.exe

Disables RegEdit via registry modification 6 IoCs

evasion

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

Executes dropped EXE 3 IoCs

pid	Process
1552	vsmxiywcfcw.exe
1200	bakrr.exe
1980	bakrr.exe

Loads dropped DLL 6 IoCs

pid	Process
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
1552	vsmxiywcfcw.exe
1552	vsmxiywcfcw.exe
1552	vsmxiywcfcw.exe
1552	vsmxiywcfcw.exe

Adds Run key to start application 2 TTPs 53 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "bqqndbrvnefmqlggoepee.exe ."	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yidvgzkjwiegfvlg.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "zmkftpdfvkjoqjcagud.exe ."	bakrr.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\Run\ycrdivatag = "mazvkhwzqggmpjdcjyiw.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "bqqndbrvnefmqlggoepee.exe ."	bakrr.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "mazvkhwzqggmpjdcjyiw.exe ."	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pwodlbjfpyrqm = "bqqndbrvnefmqlggoepee.exe"	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\yidvgzkjwiegfvlg = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fqmfrlxxlyvyypgcg.exe"	vsmxiywcfcw.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\yidvgzkjwiegfvlg = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fqmfrlxxlyvyypgcg.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tcwnxpzxjupqods = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bqqndbrvnefmqlggoepee.exe ."	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\yidvgzkjwiegfvlg = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fqmfrlxxlyvyypgcg.exe"	bakrr.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "oaxrezmncqostldafs.exe"	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pwodlbjfpyrqm = "oaxrezmncqostldafs.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\yidvgzkjwiegfvlg = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yidvgzkjwiegfvlg.exe"	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qyrhqhqnyicczn = "oaxrezmncqostldafs.exe ."	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "zmkftpdfvkjoqjcagud.exe ."	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "fqmfrlxxlyvyypgcg.exe"	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qyrhqhqnyicczn = "yidvgzkjwiegfvlg.exe ."	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mazvkhwzqggmpjdcjyiw.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tcwnxpzxjupqods = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bqqndbrvnefmqlggoepee.exe ."	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pwodlbjfpyrqm = "yidvgzkjwiegfvlg.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "zmkftpdfvkjoqjcagud.exe"	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pwodlbjfpyrqm = "oaxrezmncqostldafs.exe"	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qyrhqhqnyicczn = "oaxrezmncqostldafs.exe ."	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qyrhqhqnyicczn = "bqqndbrvnefmqlggoepee.exe ."	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "bqqndbrvnefmqlggoepee.exe"	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "mazvkhwzqggmpjdcjyiw.exe ."	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yidvgzkjwiegfvlg.exe ."	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qyrhqhqnyicczn = "fqmfrlxxlyvyypgcg.exe ."	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tcwnxpzxjupqods = "C:\\Users\\Admin\\AppData\\Local\\Temp\\zmkftpdfvkjoqjcagud.exe ."	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fqmfrlxxlyvyypgcg.exe"	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oaxrezmncqostldafs.exe ."	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qyrhqhqnyicczn = "yidvgzkjwiegfvlg.exe ."	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "fqmfrlxxlyvyypgcg.exe"	bakrr.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	bakrr.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	bakrr.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	bakrr.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ycrdivatag = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bqqndbrvnefmqlggoepee.exe"	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tcwnxpzxjupqods = "C:\\Users\\Admin\\AppData\\Local\\Temp\\zmkftpdfvkjoqjcagud.exe ."	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pwodlbjfpyrqm = "bqqndbrvnefmqlggoepee.exe"	bakrr.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	bakrr.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	vsmxiywcfcw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tcwnxpzxjupqods = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oaxrezmncqostldafs.exe ."	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pwodlbjfpyrqm = "bqqndbrvnefmqlggoepee.exe"	bakrr.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	bakrr.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\tyobhvbvdkb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oaxrezmncqostldafs.exe ."	bakrr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\yidvgzkjwiegfvlg = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mazvkhwzqggmpjdcjyiw.exe"	bakrr.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"	bakrr.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	bakrr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	bakrr.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	bakrr.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
5	whatismyip.everdot.org
6	www.showmyipaddress.com
8	whatismyipaddress.com

Drops file in System32 directory 25 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\oaxrezmncqostldafs.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\bqqndbrvnefmqlggoepee.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\fqmfrlxxlyvyypgcg.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\oaxrezmncqostldafs.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\zmkftpdfvkjoqjcagud.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\yidvgzkjwiegfvlg.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\fqmfrlxxlyvyypgcg.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\yidvgzkjwiegfvlg.exe	bakrr.exe
File created	C:\Windows\SysWOW64\cwbdybwfcyeqzzzermcwbd.bwf	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\tyobhvbvdkbysdoecijoerxlrltaroite.syz	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\bqqndbrvnefmqlggoepee.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\sijhyxotmegotplmvmyopn.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\zmkftpdfvkjoqjcagud.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\zmkftpdfvkjoqjcagud.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\sijhyxotmegotplmvmyopn.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\yidvgzkjwiegfvlg.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\sijhyxotmegotplmvmyopn.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\fqmfrlxxlyvyypgcg.exe	bakrr.exe
File created	C:\Windows\SysWOW64\tyobhvbvdkbysdoecijoerxlrltaroite.syz	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\mazvkhwzqggmpjdcjyiw.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\SysWOW64\oaxrezmncqostldafs.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\mazvkhwzqggmpjdcjyiw.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\bqqndbrvnefmqlggoepee.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\mazvkhwzqggmpjdcjyiw.exe	bakrr.exe
File opened for modification	C:\Windows\SysWOW64\cwbdybwfcyeqzzzermcwbd.bwf	bakrr.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\cwbdybwfcyeqzzzermcwbd.bwf	bakrr.exe
File created	C:\Program Files (x86)\cwbdybwfcyeqzzzermcwbd.bwf	bakrr.exe
File opened for modification	C:\Program Files (x86)\tyobhvbvdkbysdoecijoerxlrltaroite.syz	bakrr.exe
File created	C:\Program Files (x86)\tyobhvbvdkbysdoecijoerxlrltaroite.syz	bakrr.exe

Drops file in Windows directory 25 IoCs

description	ioc	Process
File opened for modification	C:\Windows\oaxrezmncqostldafs.exe	bakrr.exe
File opened for modification	C:\Windows\cwbdybwfcyeqzzzermcwbd.bwf	bakrr.exe
File opened for modification	C:\Windows\fqmfrlxxlyvyypgcg.exe	bakrr.exe
File opened for modification	C:\Windows\bqqndbrvnefmqlggoepee.exe	bakrr.exe
File opened for modification	C:\Windows\tyobhvbvdkbysdoecijoerxlrltaroite.syz	bakrr.exe
File opened for modification	C:\Windows\yidvgzkjwiegfvlg.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\bqqndbrvnefmqlggoepee.exe	bakrr.exe
File opened for modification	C:\Windows\sijhyxotmegotplmvmyopn.exe	bakrr.exe
File opened for modification	C:\Windows\yidvgzkjwiegfvlg.exe	bakrr.exe
File opened for modification	C:\Windows\zmkftpdfvkjoqjcagud.exe	bakrr.exe
File opened for modification	C:\Windows\mazvkhwzqggmpjdcjyiw.exe	bakrr.exe
File opened for modification	C:\Windows\zmkftpdfvkjoqjcagud.exe	bakrr.exe
File opened for modification	C:\Windows\sijhyxotmegotplmvmyopn.exe	bakrr.exe
File opened for modification	C:\Windows\zmkftpdfvkjoqjcagud.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\mazvkhwzqggmpjdcjyiw.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\bqqndbrvnefmqlggoepee.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\oaxrezmncqostldafs.exe	bakrr.exe
File opened for modification	C:\Windows\fqmfrlxxlyvyypgcg.exe	bakrr.exe
File opened for modification	C:\Windows\mazvkhwzqggmpjdcjyiw.exe	bakrr.exe
File created	C:\Windows\cwbdybwfcyeqzzzermcwbd.bwf	bakrr.exe
File created	C:\Windows\tyobhvbvdkbysdoecijoerxlrltaroite.syz	bakrr.exe
File opened for modification	C:\Windows\fqmfrlxxlyvyypgcg.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\oaxrezmncqostldafs.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\sijhyxotmegotplmvmyopn.exe	vsmxiywcfcw.exe
File opened for modification	C:\Windows\yidvgzkjwiegfvlg.exe	bakrr.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
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
1200	bakrr.exe
1200	bakrr.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1200	bakrr.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 1552	900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe	27
PID 900 wrote to memory of 1552	900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe	27
PID 900 wrote to memory of 1552	900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe	27
PID 900 wrote to memory of 1552	900	28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe	27
PID 1552 wrote to memory of 1200	1552	vsmxiywcfcw.exe	28
PID 1552 wrote to memory of 1200	1552	vsmxiywcfcw.exe	28
PID 1552 wrote to memory of 1200	1552	vsmxiywcfcw.exe	28
PID 1552 wrote to memory of 1200	1552	vsmxiywcfcw.exe	28
PID 1552 wrote to memory of 1980	1552	vsmxiywcfcw.exe	29
PID 1552 wrote to memory of 1980	1552	vsmxiywcfcw.exe	29
PID 1552 wrote to memory of 1980	1552	vsmxiywcfcw.exe	29
PID 1552 wrote to memory of 1980	1552	vsmxiywcfcw.exe	29

System policy modification 1 TTPs 38 IoCs

evasion

Modify Registry

T1112

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

C:\Users\Admin\AppData\Local\Temp\28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe
"C:\Users\Admin\AppData\Local\Temp\28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:900
- C:\Users\Admin\AppData\Local\Temp\vsmxiywcfcw.exe
  "C:\Users\Admin\AppData\Local\Temp\vsmxiywcfcw.exe" "c:\users\admin\appdata\local\temp\28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.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:1552
- - C:\Users\Admin\AppData\Local\Temp\bakrr.exe
    "C:\Users\Admin\AppData\Local\Temp\bakrr.exe" "-c:\users\admin\appdata\local\temp\28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.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:1200
- - C:\Users\Admin\AppData\Local\Temp\bakrr.exe
    "C:\Users\Admin\AppData\Local\Temp\bakrr.exe" "-c:\users\admin\appdata\local\temp\28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4.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:1980

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\bakrr.exe

Filesize
700KB

MD5
f6cb01a2625cf10336cc6f88bb3ad395

SHA1
4422fb148187afac7239fa01c92fea0373ef9f69

SHA256
a21cdd1bed282145217806e1bbdcb1cbe234346944bf9142f2a324df76678cd2

SHA512
76f165d44534e464f48a2c356f868a8485c6afa50a7e13aad886d00b5d4842a7e9564362c05ef221d58c3d1059b70a90cfaf6c13d8c04da5da562bece608b4bd

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

Filesize
700KB

MD5
f6cb01a2625cf10336cc6f88bb3ad395

SHA1
4422fb148187afac7239fa01c92fea0373ef9f69

SHA256
a21cdd1bed282145217806e1bbdcb1cbe234346944bf9142f2a324df76678cd2

SHA512
76f165d44534e464f48a2c356f868a8485c6afa50a7e13aad886d00b5d4842a7e9564362c05ef221d58c3d1059b70a90cfaf6c13d8c04da5da562bece608b4bd

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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\yidvgzkjwiegfvlg.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\bqqndbrvnefmqlggoepee.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\bqqndbrvnefmqlggoepee.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\fqmfrlxxlyvyypgcg.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\fqmfrlxxlyvyypgcg.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\mazvkhwzqggmpjdcjyiw.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\mazvkhwzqggmpjdcjyiw.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\oaxrezmncqostldafs.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\oaxrezmncqostldafs.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\sijhyxotmegotplmvmyopn.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\sijhyxotmegotplmvmyopn.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\yidvgzkjwiegfvlg.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\yidvgzkjwiegfvlg.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\zmkftpdfvkjoqjcagud.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

Download Submit
C:\Windows\zmkftpdfvkjoqjcagud.exe

Filesize
496KB

MD5
6568d24c2f87f29d0070084286e82730

SHA1
06794f7754c4c66842eefb5d3bc5a8299cecf0ff

SHA256
28c073986d1533b0caa69656d84b6db80ae20f114be14f95ab523196e27618d4

SHA512
964b187dc71ee6ccff31b42e01cb6bfeaa31cc57678a04c67261a064bef9969ec8ead198fbe2db88c3cfa50eef4f2fad806984e4fb2a70dd309a421edada699f

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

Filesize
700KB

MD5
f6cb01a2625cf10336cc6f88bb3ad395

SHA1
4422fb148187afac7239fa01c92fea0373ef9f69

SHA256
a21cdd1bed282145217806e1bbdcb1cbe234346944bf9142f2a324df76678cd2

SHA512
76f165d44534e464f48a2c356f868a8485c6afa50a7e13aad886d00b5d4842a7e9564362c05ef221d58c3d1059b70a90cfaf6c13d8c04da5da562bece608b4bd

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

Filesize
700KB

MD5
f6cb01a2625cf10336cc6f88bb3ad395

SHA1
4422fb148187afac7239fa01c92fea0373ef9f69

SHA256
a21cdd1bed282145217806e1bbdcb1cbe234346944bf9142f2a324df76678cd2

SHA512
76f165d44534e464f48a2c356f868a8485c6afa50a7e13aad886d00b5d4842a7e9564362c05ef221d58c3d1059b70a90cfaf6c13d8c04da5da562bece608b4bd

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

Filesize
700KB

MD5
f6cb01a2625cf10336cc6f88bb3ad395

SHA1
4422fb148187afac7239fa01c92fea0373ef9f69

SHA256
a21cdd1bed282145217806e1bbdcb1cbe234346944bf9142f2a324df76678cd2

SHA512
76f165d44534e464f48a2c356f868a8485c6afa50a7e13aad886d00b5d4842a7e9564362c05ef221d58c3d1059b70a90cfaf6c13d8c04da5da562bece608b4bd

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

Filesize
700KB

MD5
f6cb01a2625cf10336cc6f88bb3ad395

SHA1
4422fb148187afac7239fa01c92fea0373ef9f69

SHA256
a21cdd1bed282145217806e1bbdcb1cbe234346944bf9142f2a324df76678cd2

SHA512
76f165d44534e464f48a2c356f868a8485c6afa50a7e13aad886d00b5d4842a7e9564362c05ef221d58c3d1059b70a90cfaf6c13d8c04da5da562bece608b4bd

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
memory/900-59-0x0000000000400000-0x000000000047D000-memory.dmp

Filesize
500KB

Download
memory/900-54-0x0000000075E11000-0x0000000075E13000-memory.dmp

Filesize
8KB

Download
memory/900-102-0x0000000000400000-0x000000000047D000-memory.dmp

Filesize
500KB

Download