glupteba | c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967

General

Target

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Size

6.9MB
MD5

aaf97b44cfa9afcd34a91a2010dfaf27
SHA1

5a89bc43e00d32fa5b36fefdb122154fd13232ff
SHA256

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967
SHA512

3df6fa6ae5ee652c29629957dc6b4188f42a02434e5443b8b851c801ccce25221126db02ab9857f1a0a6617b55d4da72ec9212a36d68f158afd4558994cd1f6d

Score

10^/10

glupteba dropper evasion loader persistence trojan

Malware Config

Signatures

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

Glupteba payload 3 IoCs

Processes:

resource	yara_rule
\Windows\rss\csrss.exe	family_glupteba
C:\Windows\rss\csrss.exe	family_glupteba
\Windows\rss\csrss.exe	family_glupteba

Windows security bypass 2 TTPs 12 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\ThrobbingSnow = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\cloudnet.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

Executes dropped EXE 1 IoCs

Processes:

csrss.exe

pid process

1516 csrss.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

436 netsh.exe

pid	process
1516	csrss.exe

pid	process
436	netsh.exe

Loads dropped DLL 2 IoCs

Processes:

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

pid	process
1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

Windows security modification 2 TTPs 12 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\ThrobbingSnow = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\cloudnet.exe = "0"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\ThrobbingSnow = "\"C:\\Windows\\rss\\csrss.exe\""	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.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\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357	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\E0F5C59F9FA661F6F4C50B87FEF3A15A	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015	csrss.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015	csrss.exe

Drops file in Windows directory 3 IoCs

Processes:

makecab.exec7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

description	ioc	process
File created	C:\Windows\Logs\CBS\CbsPersist_20220725182142.cab	makecab.exe
File opened for modification	C:\Windows\rss	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
File created	C:\Windows\rss\csrss.exe	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.execsrss.exenetsh.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-102 = "1.0"	netsh.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.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"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-101 = "Provides RD Gateway enforcement for NAP"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-100 = "EAP Quarantine Enforcement Client"	netsh.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-103 = "1.0"	netsh.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-421 = "Russian Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

Modifies system certificate store 2 TTPs 6 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

csrss.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	csrss.exe
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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	csrss.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exec7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.execsrss.exe

pid	process
1864	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
1864	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
1864	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
1864	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
1516	csrss.exe
1516	csrss.exe
1516	csrss.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

description	pid	process
Token: SeDebugPrivilege	1864	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
Token: SeImpersonatePrivilege	1864	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.execmd.exe

description	pid	process	target process
PID 1848 wrote to memory of 368	1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe	cmd.exe
PID 1848 wrote to memory of 368	1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe	cmd.exe
PID 1848 wrote to memory of 368	1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe	cmd.exe
PID 1848 wrote to memory of 368	1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe	cmd.exe
PID 368 wrote to memory of 436	368	cmd.exe	netsh.exe
PID 368 wrote to memory of 436	368	cmd.exe	netsh.exe
PID 368 wrote to memory of 436	368	cmd.exe	netsh.exe
PID 1848 wrote to memory of 1516	1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe	csrss.exe
PID 1848 wrote to memory of 1516	1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe	csrss.exe
PID 1848 wrote to memory of 1516	1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe	csrss.exe
PID 1848 wrote to memory of 1516	1848	c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe	csrss.exe

C:\Users\Admin\AppData\Local\Temp\c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
"C:\Users\Admin\AppData\Local\Temp\c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1864

C:\Users\Admin\AppData\Local\Temp\c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.exe
"C:\Users\Admin\AppData\Local\Temp\c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967.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:1848

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:368

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:436

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
PID:1516

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20220725182142.log C:\Windows\Logs\CBS\CbsPersist_20220725182142.cab
1⤵
- Drops file in Windows directory
PID:996

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

2

T1089

Modify Registry

4

T1112

Install Root Certificate

1

T1130

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Windows\rss\csrss.exe
Filesize
6.9MB

MD5
aaf97b44cfa9afcd34a91a2010dfaf27

SHA1
5a89bc43e00d32fa5b36fefdb122154fd13232ff

SHA256
c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967

SHA512
3df6fa6ae5ee652c29629957dc6b4188f42a02434e5443b8b851c801ccce25221126db02ab9857f1a0a6617b55d4da72ec9212a36d68f158afd4558994cd1f6d

Download Submit
\Windows\rss\csrss.exe
Filesize
6.9MB

MD5
aaf97b44cfa9afcd34a91a2010dfaf27

SHA1
5a89bc43e00d32fa5b36fefdb122154fd13232ff

SHA256
c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967

SHA512
3df6fa6ae5ee652c29629957dc6b4188f42a02434e5443b8b851c801ccce25221126db02ab9857f1a0a6617b55d4da72ec9212a36d68f158afd4558994cd1f6d

Download Submit
\Windows\rss\csrss.exe
Filesize
6.9MB

MD5
aaf97b44cfa9afcd34a91a2010dfaf27

SHA1
5a89bc43e00d32fa5b36fefdb122154fd13232ff

SHA256
c7dd5c4211994d2b538b5f3738da46d107ed455a36a07487c4dbbf6d55e47967

SHA512
3df6fa6ae5ee652c29629957dc6b4188f42a02434e5443b8b851c801ccce25221126db02ab9857f1a0a6617b55d4da72ec9212a36d68f158afd4558994cd1f6d

Download Submit
memory/368-54-0x0000000000000000-mapping.dmp

Download
memory/436-55-0x0000000000000000-mapping.dmp

Download
memory/436-56-0x000007FEFC451000-0x000007FEFC453000-memory.dmp

Filesize
8KB

Download
memory/1516-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads