glupteba | 90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624

General

Target

90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Size

4.2MB
MD5

238c5f5fb9b0b6d328a75f4231166f6a
SHA1

2468b2e5bc21a1ba4399218d198b564b543db426
SHA256

90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624
SHA512

522037a2590380dcd74d9c4ce20a8ba1f437a5973d3bb850d6a8a393db37b4b6c488c68359090d467450a6d1d0bb18f8adb73b23436022775338c9e81a1f045b
SSDEEP

98304:xWNB1CbqzpS91CEidw2BD2iflouVXpE4+4aRUCF9G2:O1oM8XidBT9oI53raRd

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 4592 created 1020	4592	svchost.exe	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
PID 4592 created 2864	4592	svchost.exe	csrss.exe
PID 4592 created 2864	4592	svchost.exe	csrss.exe
PID 4592 created 2864	4592	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exeinjector.exe

pid process

2864 csrss.exe
2620 injector.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1272 netsh.exe

pid	process
2864	csrss.exe
2620	injector.exe

pid	process
1272	netsh.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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:

90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe

description	ioc	process
File created	C:\Windows\rss\csrss.exe	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
File opened for modification	C:\Windows\rss	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.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

4716 schtasks.exe
548 schtasks.exe

pid	process
4716	schtasks.exe
548	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	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,-2182 = "Astrakhan Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.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"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
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,-2592 = "Tocantins Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.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"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exeinjector.execsrss.exe

pid	process
1020	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
1020	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2864	csrss.exe
2864	csrss.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2864	csrss.exe
2864	csrss.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe
2620	injector.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	1020	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Token: SeImpersonatePrivilege	1020	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
Token: SeTcbPrivilege	4592	svchost.exe
Token: SeTcbPrivilege	4592	svchost.exe
Token: SeBackupPrivilege	4592	svchost.exe
Token: SeRestorePrivilege	4592	svchost.exe
Token: SeBackupPrivilege	4592	svchost.exe
Token: SeRestorePrivilege	4592	svchost.exe
Token: SeBackupPrivilege	4592	svchost.exe
Token: SeRestorePrivilege	4592	svchost.exe
Token: SeBackupPrivilege	4592	svchost.exe
Token: SeRestorePrivilege	4592	svchost.exe
Token: SeSystemEnvironmentPrivilege	2864	csrss.exe
Token: SeBackupPrivilege	4592	svchost.exe
Token: SeRestorePrivilege	4592	svchost.exe
Token: SeBackupPrivilege	4592	svchost.exe
Token: SeRestorePrivilege	4592	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exe90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.execmd.execsrss.exe

description	pid	process	target process
PID 4592 wrote to memory of 3044	4592	svchost.exe	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
PID 4592 wrote to memory of 3044	4592	svchost.exe	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
PID 4592 wrote to memory of 3044	4592	svchost.exe	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
PID 3044 wrote to memory of 3396	3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe	cmd.exe
PID 3044 wrote to memory of 3396	3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe	cmd.exe
PID 3396 wrote to memory of 1272	3396	cmd.exe	netsh.exe
PID 3396 wrote to memory of 1272	3396	cmd.exe	netsh.exe
PID 3044 wrote to memory of 2864	3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe	csrss.exe
PID 3044 wrote to memory of 2864	3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe	csrss.exe
PID 3044 wrote to memory of 2864	3044	90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe	csrss.exe
PID 4592 wrote to memory of 4716	4592	svchost.exe	schtasks.exe
PID 4592 wrote to memory of 4716	4592	svchost.exe	schtasks.exe
PID 4592 wrote to memory of 1224	4592	svchost.exe	schtasks.exe
PID 4592 wrote to memory of 1224	4592	svchost.exe	schtasks.exe
PID 2864 wrote to memory of 2620	2864	csrss.exe	injector.exe
PID 2864 wrote to memory of 2620	2864	csrss.exe	injector.exe
PID 4592 wrote to memory of 548	4592	svchost.exe	schtasks.exe
PID 4592 wrote to memory of 548	4592	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
"C:\Users\Admin\AppData\Local\Temp\90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1020

C:\Users\Admin\AppData\Local\Temp\90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.exe
"C:\Users\Admin\AppData\Local\Temp\90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624.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:3044

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:3396

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:1272

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:2864

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:4716

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:1224

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:2620

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:548

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:4592

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

Web Service

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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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
4.2MB

MD5
238c5f5fb9b0b6d328a75f4231166f6a

SHA1
2468b2e5bc21a1ba4399218d198b564b543db426

SHA256
90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624

SHA512
522037a2590380dcd74d9c4ce20a8ba1f437a5973d3bb850d6a8a393db37b4b6c488c68359090d467450a6d1d0bb18f8adb73b23436022775338c9e81a1f045b

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

MD5
238c5f5fb9b0b6d328a75f4231166f6a

SHA1
2468b2e5bc21a1ba4399218d198b564b543db426

SHA256
90a8411f5ab48e6c75859e2ee3ac77b07745956a9a4636a811cc1081dbaef624

SHA512
522037a2590380dcd74d9c4ce20a8ba1f437a5973d3bb850d6a8a393db37b4b6c488c68359090d467450a6d1d0bb18f8adb73b23436022775338c9e81a1f045b

Download Submit
memory/548-152-0x0000000000000000-mapping.dmp

Download
memory/1020-133-0x0000000002F00000-0x0000000003777000-memory.dmp

Filesize
8.5MB

Download
memory/1020-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1020-136-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1020-132-0x0000000002B07000-0x0000000002EF0000-memory.dmp

Filesize
3.9MB

Download
memory/1224-147-0x0000000000000000-mapping.dmp

Download
memory/1272-140-0x0000000000000000-mapping.dmp

Download
memory/2620-149-0x0000000000000000-mapping.dmp

Download
memory/2864-141-0x0000000000000000-mapping.dmp

Download
memory/2864-146-0x0000000002E00000-0x00000000031E9000-memory.dmp

Filesize
3.9MB

Download
memory/2864-148-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2864-153-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3044-144-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3044-138-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3044-137-0x000000000296C000-0x0000000002D55000-memory.dmp

Filesize
3.9MB

Download
memory/3044-135-0x0000000000000000-mapping.dmp

Download
memory/3396-139-0x0000000000000000-mapping.dmp

Download
memory/4716-145-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads