glupteba | b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d

General

Target

b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Size

4.1MB
MD5

09aa80813c8251bd48ab59b836c45dc5
SHA1

d50e91b3a2d9b23f10b1eb1b80db4a6215c14960
SHA256

b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d
SHA512

5057b3666910bf2c5098bc43dba6b422d63e14ac6187a03a3e194769de5abc6c58dbff35aebb38fb61affed323c36f3b19fb0e64bde731a3cb0b67eaedde2a63
SSDEEP

98304:T0y0T34jPqe76AqYiv3nwU59HFBsbXEX7+AZCZV6PW66j:YD32XE3dJFqbXoCD6PI

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 1328 created 4268	1328	svchost.exe	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
PID 1328 created 2244	1328	svchost.exe	csrss.exe
PID 1328 created 2244	1328	svchost.exe	csrss.exe
PID 1328 created 2244	1328	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exeinjector.exe

pid process

2244 csrss.exe
3180 injector.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4400 netsh.exe

pid	process
2244	csrss.exe
3180	injector.exe

pid	process
4400	netsh.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\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:

b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe

description	ioc	process
File opened for modification	C:\Windows\rss	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
File created	C:\Windows\rss\csrss.exe	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.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

2928 schtasks.exe
4136 schtasks.exe

pid	process
2928	schtasks.exe
4136	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

csrss.exeb1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	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,-542 = "Myanmar Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	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,-621 = "Korea Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.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"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.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,-651 = "AUS Central Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.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,-2531 = "Chatham Islands Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.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,-2001 = "Cabo Verde Daylight Time"	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exeb1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exeinjector.execsrss.exe

pid	process
4268	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
4268	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
2244	csrss.exe
2244	csrss.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
2244	csrss.exe
2244	csrss.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe
3180	injector.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4268	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Token: SeImpersonatePrivilege	4268	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
Token: SeTcbPrivilege	1328	svchost.exe
Token: SeTcbPrivilege	1328	svchost.exe
Token: SeBackupPrivilege	1328	svchost.exe
Token: SeRestorePrivilege	1328	svchost.exe
Token: SeBackupPrivilege	1328	svchost.exe
Token: SeRestorePrivilege	1328	svchost.exe
Token: SeBackupPrivilege	1328	svchost.exe
Token: SeRestorePrivilege	1328	svchost.exe
Token: SeBackupPrivilege	1328	svchost.exe
Token: SeRestorePrivilege	1328	svchost.exe
Token: SeSystemEnvironmentPrivilege	2244	csrss.exe
Token: SeBackupPrivilege	1328	svchost.exe
Token: SeRestorePrivilege	1328	svchost.exe
Token: SeBackupPrivilege	1328	svchost.exe
Token: SeRestorePrivilege	1328	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exeb1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.execmd.execsrss.exe

description	pid	process	target process
PID 1328 wrote to memory of 2792	1328	svchost.exe	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
PID 1328 wrote to memory of 2792	1328	svchost.exe	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
PID 1328 wrote to memory of 2792	1328	svchost.exe	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
PID 2792 wrote to memory of 2172	2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe	cmd.exe
PID 2792 wrote to memory of 2172	2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe	cmd.exe
PID 2172 wrote to memory of 4400	2172	cmd.exe	netsh.exe
PID 2172 wrote to memory of 4400	2172	cmd.exe	netsh.exe
PID 2792 wrote to memory of 2244	2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe	csrss.exe
PID 2792 wrote to memory of 2244	2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe	csrss.exe
PID 2792 wrote to memory of 2244	2792	b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe	csrss.exe
PID 1328 wrote to memory of 2928	1328	svchost.exe	schtasks.exe
PID 1328 wrote to memory of 2928	1328	svchost.exe	schtasks.exe
PID 1328 wrote to memory of 4420	1328	svchost.exe	schtasks.exe
PID 1328 wrote to memory of 4420	1328	svchost.exe	schtasks.exe
PID 2244 wrote to memory of 3180	2244	csrss.exe	injector.exe
PID 2244 wrote to memory of 3180	2244	csrss.exe	injector.exe
PID 1328 wrote to memory of 4136	1328	svchost.exe	schtasks.exe
PID 1328 wrote to memory of 4136	1328	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
"C:\Users\Admin\AppData\Local\Temp\b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4268

C:\Users\Admin\AppData\Local\Temp\b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.exe
"C:\Users\Admin\AppData\Local\Temp\b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d.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:2792

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:2172

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:4400

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:2244

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:2928

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:4420

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:3180

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:4136

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:1328

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

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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
4.1MB

MD5
09aa80813c8251bd48ab59b836c45dc5

SHA1
d50e91b3a2d9b23f10b1eb1b80db4a6215c14960

SHA256
b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d

SHA512
5057b3666910bf2c5098bc43dba6b422d63e14ac6187a03a3e194769de5abc6c58dbff35aebb38fb61affed323c36f3b19fb0e64bde731a3cb0b67eaedde2a63

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
09aa80813c8251bd48ab59b836c45dc5

SHA1
d50e91b3a2d9b23f10b1eb1b80db4a6215c14960

SHA256
b1570183eec0356db9569287186c8a8ba6109be96f04a930a2f01002f1e4105d

SHA512
5057b3666910bf2c5098bc43dba6b422d63e14ac6187a03a3e194769de5abc6c58dbff35aebb38fb61affed323c36f3b19fb0e64bde731a3cb0b67eaedde2a63

Download Submit
memory/2172-139-0x0000000000000000-mapping.dmp

Download
memory/2244-150-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2244-149-0x0000000002E00000-0x00000000031E9000-memory.dmp

Filesize
3.9MB

Download
memory/2244-155-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2244-142-0x0000000000000000-mapping.dmp

Download
memory/2792-141-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2792-138-0x000000000290C000-0x0000000002CF5000-memory.dmp

Filesize
3.9MB

Download
memory/2792-135-0x0000000000000000-mapping.dmp

Download
memory/2792-145-0x000000000290C000-0x0000000002CF5000-memory.dmp

Filesize
3.9MB

Download
memory/2792-146-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2928-147-0x0000000000000000-mapping.dmp

Download
memory/3180-151-0x0000000000000000-mapping.dmp

Download
memory/4136-154-0x0000000000000000-mapping.dmp

Download
memory/4268-136-0x00000000028D3000-0x0000000002CBC000-memory.dmp

Filesize
3.9MB

Download
memory/4268-132-0x00000000028D3000-0x0000000002CBC000-memory.dmp

Filesize
3.9MB

Download
memory/4268-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4268-133-0x0000000002CC0000-0x0000000003537000-memory.dmp

Filesize
8.5MB

Download
memory/4268-137-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4400-140-0x0000000000000000-mapping.dmp

Download
memory/4420-148-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads