glupteba | 502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068

General

Target

502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Size

4.0MB
MD5

35fd9dcd546034cca24767c1a0de9f61
SHA1

55de0caf4cf16542641ff4cca83f38c3acb1bf10
SHA256

502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068
SHA512

6dc5406f49fdccbe8f435b5c8976214bbd5462ccf1959bd71dc6a9e335dd75f1fd89541f83144490bec248e1194bedd3718e5eaedbbf7f51318c38c979e06de5
SSDEEP

98304:kKSybp/tyeGPyMfPx5cH3hM5EeTXadCh5:HSyFGjjcH33ds

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 3736 created 448	3736	svchost.exe	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
PID 3736 created 4768	3736	svchost.exe	csrss.exe
PID 3736 created 4768	3736	svchost.exe	csrss.exe
PID 3736 created 4768	3736	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exeinjector.exe

pid process

4768 csrss.exe
1136 injector.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4564 netsh.exe

pid	process
4768	csrss.exe
1136	injector.exe

pid	process
4564	netsh.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.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\""	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.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

Drops file in Windows directory 2 IoCs

Processes:

502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe

description	ioc	process
File created	C:\Windows\rss\csrss.exe	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
File opened for modification	C:\Windows\rss	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

4964 schtasks.exe
3716 schtasks.exe

pid	process
4964	schtasks.exe
3716	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.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"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.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"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.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"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time"	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exeinjector.execsrss.exe

pid	process
448	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
448	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
4768	csrss.exe
4768	csrss.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
4768	csrss.exe
4768	csrss.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe
1136	injector.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	448	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Token: SeImpersonatePrivilege	448	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
Token: SeTcbPrivilege	3736	svchost.exe
Token: SeTcbPrivilege	3736	svchost.exe
Token: SeBackupPrivilege	3736	svchost.exe
Token: SeRestorePrivilege	3736	svchost.exe
Token: SeBackupPrivilege	3736	svchost.exe
Token: SeRestorePrivilege	3736	svchost.exe
Token: SeBackupPrivilege	3736	svchost.exe
Token: SeRestorePrivilege	3736	svchost.exe
Token: SeBackupPrivilege	3736	svchost.exe
Token: SeRestorePrivilege	3736	svchost.exe
Token: SeSystemEnvironmentPrivilege	4768	csrss.exe
Token: SeBackupPrivilege	3736	svchost.exe
Token: SeRestorePrivilege	3736	svchost.exe
Token: SeBackupPrivilege	3736	svchost.exe
Token: SeRestorePrivilege	3736	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exe502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.execmd.execsrss.exe

description	pid	process	target process
PID 3736 wrote to memory of 2084	3736	svchost.exe	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
PID 3736 wrote to memory of 2084	3736	svchost.exe	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
PID 3736 wrote to memory of 2084	3736	svchost.exe	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
PID 2084 wrote to memory of 4260	2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe	cmd.exe
PID 2084 wrote to memory of 4260	2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe	cmd.exe
PID 4260 wrote to memory of 4564	4260	cmd.exe	netsh.exe
PID 4260 wrote to memory of 4564	4260	cmd.exe	netsh.exe
PID 2084 wrote to memory of 4768	2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe	csrss.exe
PID 2084 wrote to memory of 4768	2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe	csrss.exe
PID 2084 wrote to memory of 4768	2084	502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe	csrss.exe
PID 3736 wrote to memory of 4964	3736	svchost.exe	schtasks.exe
PID 3736 wrote to memory of 4964	3736	svchost.exe	schtasks.exe
PID 3736 wrote to memory of 5100	3736	svchost.exe	schtasks.exe
PID 3736 wrote to memory of 5100	3736	svchost.exe	schtasks.exe
PID 4768 wrote to memory of 1136	4768	csrss.exe	injector.exe
PID 4768 wrote to memory of 1136	4768	csrss.exe	injector.exe
PID 3736 wrote to memory of 3716	3736	svchost.exe	schtasks.exe
PID 3736 wrote to memory of 3716	3736	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
"C:\Users\Admin\AppData\Local\Temp\502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:448

C:\Users\Admin\AppData\Local\Temp\502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.exe
"C:\Users\Admin\AppData\Local\Temp\502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068.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:2084

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:4260

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:4564

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4768

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
4⤵
- Creates scheduled task(s)
PID:4964

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:5100

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:1136

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:3716

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:3736

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

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
4.0MB

MD5
35fd9dcd546034cca24767c1a0de9f61

SHA1
55de0caf4cf16542641ff4cca83f38c3acb1bf10

SHA256
502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068

SHA512
6dc5406f49fdccbe8f435b5c8976214bbd5462ccf1959bd71dc6a9e335dd75f1fd89541f83144490bec248e1194bedd3718e5eaedbbf7f51318c38c979e06de5

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.0MB

MD5
35fd9dcd546034cca24767c1a0de9f61

SHA1
55de0caf4cf16542641ff4cca83f38c3acb1bf10

SHA256
502888063a9d23fc403b857f11564c598f3aeb372b765cf04a30f6a59d579068

SHA512
6dc5406f49fdccbe8f435b5c8976214bbd5462ccf1959bd71dc6a9e335dd75f1fd89541f83144490bec248e1194bedd3718e5eaedbbf7f51318c38c979e06de5

Download Submit
memory/448-133-0x0000000002EA0000-0x0000000003717000-memory.dmp

Filesize
8.5MB

Download
memory/448-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/448-136-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/448-132-0x0000000002AB4000-0x0000000002E9D000-memory.dmp

Filesize
3.9MB

Download
memory/1136-149-0x0000000000000000-mapping.dmp

Download
memory/2084-135-0x0000000000000000-mapping.dmp

Download
memory/2084-140-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2084-139-0x0000000002973000-0x0000000002D5C000-memory.dmp

Filesize
3.9MB

Download
memory/2084-144-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3716-152-0x0000000000000000-mapping.dmp

Download
memory/4260-137-0x0000000000000000-mapping.dmp

Download
memory/4564-138-0x0000000000000000-mapping.dmp

Download
memory/4768-146-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4768-145-0x0000000002E00000-0x00000000031E9000-memory.dmp

Filesize
3.9MB

Download
memory/4768-141-0x0000000000000000-mapping.dmp

Download
memory/4768-153-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4964-147-0x0000000000000000-mapping.dmp

Download
memory/5100-148-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads