glupteba | a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba

Analysis

max time kernel
150s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
06-02-2023 18:53

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General

Target

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Size

4.1MB
MD5

edc05010666a549fa3d6107409ad8294
SHA1

0692771bc71db4b28f67737445849b06ade47971
SHA256

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba
SHA512

6b13d08e75b2a7641e5da7cb648b882c37f80d5bc53b965e0f10d89302dd12688cb39ad7f41c38ad668b305eca054ca778bbaf77bd917bec446a940fed7b4c56
SSDEEP

98304:J3zK2p82nsytM3xNVBdYBcg17EVUMgcaeXjBlFkeNmdr/lrQ3IjU1:dpTsytMxYag1Azwez93N4SIO

Score

10^/10

glupteba discovery dropper evasion loader persistence trojan

Malware Config

Signatures

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

Windows security bypass 2 TTPs 7 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe

Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2908 netsh.exe
Executes dropped EXE 2 IoCs

Processes:

csrss.exeinjector.exe

pid process

3188 csrss.exe
796 injector.exe

pid	process
2908	netsh.exe

pid	process
3188	csrss.exe
796	injector.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\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:

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe

description	ioc	process
File opened for modification	C:\Windows\rss	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
File created	C:\Windows\rss\csrss.exe	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.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

3100 schtasks.exe
160 schtasks.exe

pid	process
3100	schtasks.exe
160	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

csrss.exea60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exenetsh.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Key created	\REGISTRY\USER\.DEFAULT\System\CurrentControlSet	netsh.exe
Key created	\REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.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,-1971 = "Belarus Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time"	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exea60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exeinjector.execsrss.exe

pid	process
2432	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2432	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
3188	csrss.exe
3188	csrss.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
3188	csrss.exe
3188	csrss.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe
796	injector.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	2432	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Token: SeImpersonatePrivilege	2432	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
Token: SeSystemEnvironmentPrivilege	3188	csrss.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.execmd.execsrss.exe

description	pid	process	target process
PID 2132 wrote to memory of 2128	2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe	cmd.exe
PID 2132 wrote to memory of 2128	2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe	cmd.exe
PID 2128 wrote to memory of 2908	2128	cmd.exe	netsh.exe
PID 2128 wrote to memory of 2908	2128	cmd.exe	netsh.exe
PID 2132 wrote to memory of 3188	2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe	csrss.exe
PID 2132 wrote to memory of 3188	2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe	csrss.exe
PID 2132 wrote to memory of 3188	2132	a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe	csrss.exe
PID 3188 wrote to memory of 796	3188	csrss.exe	injector.exe
PID 3188 wrote to memory of 796	3188	csrss.exe	injector.exe

C:\Users\Admin\AppData\Local\Temp\a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
"C:\Users\Admin\AppData\Local\Temp\a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2432

C:\Users\Admin\AppData\Local\Temp\a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe
"C:\Users\Admin\AppData\Local\Temp\a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba.exe"
2⤵
- Windows security bypass
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2132

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:2128

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
4⤵
- Modifies Windows Firewall
- Modifies data under HKEY_USERS
PID:2908

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:3188

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:3100

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:4504

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:796

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:160

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

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
edc05010666a549fa3d6107409ad8294

SHA1
0692771bc71db4b28f67737445849b06ade47971

SHA256
a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba

SHA512
6b13d08e75b2a7641e5da7cb648b882c37f80d5bc53b965e0f10d89302dd12688cb39ad7f41c38ad668b305eca054ca778bbaf77bd917bec446a940fed7b4c56

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

MD5
edc05010666a549fa3d6107409ad8294

SHA1
0692771bc71db4b28f67737445849b06ade47971

SHA256
a60fdb71102f8e420c260cd5b14dac2eb109ee26fc4025f040db1fb4cac2f2ba

SHA512
6b13d08e75b2a7641e5da7cb648b882c37f80d5bc53b965e0f10d89302dd12688cb39ad7f41c38ad668b305eca054ca778bbaf77bd917bec446a940fed7b4c56

Download Submit
memory/796-373-0x0000000000000000-mapping.dmp

Download
memory/2128-291-0x0000000000000000-mapping.dmp

Download
memory/2132-293-0x0000000002B20000-0x0000000002F0C000-memory.dmp

Filesize
3.9MB

Download
memory/2132-294-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2132-300-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2432-153-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-116-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-121-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-122-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-123-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-124-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-125-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-126-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-127-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-128-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-129-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-130-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-131-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-132-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-133-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-156-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-136-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-137-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-138-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-134-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-140-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-141-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-142-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-143-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-144-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-145-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-146-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-147-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-148-0x0000000002B50000-0x0000000002F3E000-memory.dmp

Filesize
3.9MB

Download
memory/2432-149-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-150-0x0000000002F40000-0x00000000037B7000-memory.dmp

Filesize
8.5MB

Download
memory/2432-151-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2432-152-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-119-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-154-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-155-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-135-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-120-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-169-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-159-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-160-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-161-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-162-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-164-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-165-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-163-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-166-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-167-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-168-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-158-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-170-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-171-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-172-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-173-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-174-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-175-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-176-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-177-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-178-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-179-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-180-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-181-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-182-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-242-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2432-118-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-115-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-157-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2432-117-0x0000000077460000-0x00000000775EE000-memory.dmp

Filesize
1.6MB

Download
memory/2908-292-0x0000000000000000-mapping.dmp

Download
memory/3188-330-0x00000000033F0000-0x0000000003C67000-memory.dmp

Filesize
8.5MB

Download
memory/3188-359-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3188-327-0x0000000003000000-0x00000000033EA000-memory.dmp

Filesize
3.9MB

Download
memory/3188-296-0x0000000000000000-mapping.dmp

Download
memory/3188-377-0x0000000003000000-0x00000000033EA000-memory.dmp

Filesize
3.9MB

Download
memory/3188-380-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download