glupteba | f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd

General

Target

f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Size

4.2MB
MD5

de9be0a5ce8940d9300a8f487a823f03
SHA1

0b3ea5a7ecbf2c6b7942a2f2bf51f2aaf2676653
SHA256

f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd
SHA512

168abacd222c3df5adaa080d50e1c7c5b64ed54721ece2cc4670b5af8703df4021546df7e3d782f518bb3aacc2652e9bd8c350a2773f5b961b17794a99f78afb
SSDEEP

98304:6telLDUkO9sPk0KAhDY6LKk1S/Ej2gjwm5RFle7:++/UkRPTXLK4Rj2gkm5I7

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

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 636 created 1852	636	svchost.exe	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
PID 636 created 4512	636	svchost.exe	csrss.exe
PID 636 created 4512	636	svchost.exe	csrss.exe
PID 636 created 4512	636	svchost.exe	csrss.exe

Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2996 netsh.exe
Executes dropped EXE 2 IoCs

Processes:

csrss.exeinjector.exe

pid process

4512 csrss.exe
4800 injector.exe

pid	process
2996	netsh.exe

pid	process
4512	csrss.exe
4800	injector.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	csrss.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

Drops file in Windows directory 2 IoCs

Processes:

f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe

description	ioc	process
File opened for modification	C:\Windows\rss	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
File created	C:\Windows\rss\csrss.exe	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1912 2216 WerFault.exe f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.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

4336 schtasks.exe
2204 schtasks.exe

pid	pid_target	process	target process
1912	2216	WerFault.exe	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe

pid	process
4336	schtasks.exe
2204	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	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"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	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"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.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,-292 = "Central European Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.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,-2161 = "Altai Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.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"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exef691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exeinjector.execsrss.exe

pid	process
1852	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
1852	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4512	csrss.exe
4512	csrss.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4512	csrss.exe
4512	csrss.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe
4800	injector.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	1852	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Token: SeImpersonatePrivilege	1852	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
Token: SeTcbPrivilege	636	svchost.exe
Token: SeTcbPrivilege	636	svchost.exe
Token: SeBackupPrivilege	636	svchost.exe
Token: SeRestorePrivilege	636	svchost.exe
Token: SeBackupPrivilege	636	svchost.exe
Token: SeRestorePrivilege	636	svchost.exe
Token: SeBackupPrivilege	636	svchost.exe
Token: SeRestorePrivilege	636	svchost.exe
Token: SeBackupPrivilege	636	svchost.exe
Token: SeRestorePrivilege	636	svchost.exe
Token: SeSystemEnvironmentPrivilege	4512	csrss.exe
Token: SeBackupPrivilege	636	svchost.exe
Token: SeRestorePrivilege	636	svchost.exe
Token: SeBackupPrivilege	636	svchost.exe
Token: SeRestorePrivilege	636	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exef691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.execmd.execsrss.exe

description	pid	process	target process
PID 636 wrote to memory of 2216	636	svchost.exe	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
PID 636 wrote to memory of 2216	636	svchost.exe	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
PID 636 wrote to memory of 2216	636	svchost.exe	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
PID 2216 wrote to memory of 3652	2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe	cmd.exe
PID 2216 wrote to memory of 3652	2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe	cmd.exe
PID 3652 wrote to memory of 2996	3652	cmd.exe	netsh.exe
PID 3652 wrote to memory of 2996	3652	cmd.exe	netsh.exe
PID 2216 wrote to memory of 4512	2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe	csrss.exe
PID 2216 wrote to memory of 4512	2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe	csrss.exe
PID 2216 wrote to memory of 4512	2216	f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe	csrss.exe
PID 636 wrote to memory of 4336	636	svchost.exe	schtasks.exe
PID 636 wrote to memory of 4336	636	svchost.exe	schtasks.exe
PID 636 wrote to memory of 4124	636	svchost.exe	schtasks.exe
PID 636 wrote to memory of 4124	636	svchost.exe	schtasks.exe
PID 4512 wrote to memory of 4800	4512	csrss.exe	injector.exe
PID 4512 wrote to memory of 4800	4512	csrss.exe	injector.exe
PID 636 wrote to memory of 2204	636	svchost.exe	schtasks.exe
PID 636 wrote to memory of 2204	636	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
"C:\Users\Admin\AppData\Local\Temp\f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1852

C:\Users\Admin\AppData\Local\Temp\f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe
"C:\Users\Admin\AppData\Local\Temp\f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2216

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:3652

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:2996

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4512

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:4336

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:4124

C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4800

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:2204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 736
3⤵
- Program crash
PID:1912

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:636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 2216 -ip 2216
1⤵
PID:224

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

1

T1112

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\injector\injector.exe
Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.2MB

MD5
de9be0a5ce8940d9300a8f487a823f03

SHA1
0b3ea5a7ecbf2c6b7942a2f2bf51f2aaf2676653

SHA256
f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd

SHA512
168abacd222c3df5adaa080d50e1c7c5b64ed54721ece2cc4670b5af8703df4021546df7e3d782f518bb3aacc2652e9bd8c350a2773f5b961b17794a99f78afb

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.2MB

MD5
de9be0a5ce8940d9300a8f487a823f03

SHA1
0b3ea5a7ecbf2c6b7942a2f2bf51f2aaf2676653

SHA256
f691229e74993af3004f7c6cb19a7251b20c2b594b626feeff5ee38ee26b64cd

SHA512
168abacd222c3df5adaa080d50e1c7c5b64ed54721ece2cc4670b5af8703df4021546df7e3d782f518bb3aacc2652e9bd8c350a2773f5b961b17794a99f78afb

Download Submit
memory/1852-133-0x0000000003060000-0x00000000038D7000-memory.dmp

Filesize
8.5MB

Download
memory/1852-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1852-136-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1852-132-0x0000000002C6A000-0x0000000003053000-memory.dmp

Filesize
3.9MB

Download
memory/2204-152-0x0000000000000000-mapping.dmp

Download
memory/2216-135-0x0000000000000000-mapping.dmp

Download
memory/2216-140-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2216-139-0x0000000002A59000-0x0000000002E42000-memory.dmp

Filesize
3.9MB

Download
memory/2216-144-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2996-138-0x0000000000000000-mapping.dmp

Download
memory/3652-137-0x0000000000000000-mapping.dmp

Download
memory/4124-147-0x0000000000000000-mapping.dmp

Download
memory/4336-146-0x0000000000000000-mapping.dmp

Download
memory/4512-148-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4512-145-0x0000000002E00000-0x00000000031E9000-memory.dmp

Filesize
3.9MB

Download
memory/4512-141-0x0000000000000000-mapping.dmp

Download
memory/4512-153-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4800-149-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads