glupteba | 962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80

Analysis

max time kernel
150s
max time network
149s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
15-02-2023 08:23

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General

Target

962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Size

4.0MB
MD5

0ece199e4cfa5e1b34fe6c12acab898b
SHA1

97ae1890e07d94d16ffba3b09fa256c5d1bcd1d7
SHA256

962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80
SHA512

da893a9bd67d9e41cdd8d33553da74457d835c5e50e40cd1e24996cb6956ded287cbe624dbb18f8b6f678605dd75a1c850ef7e91c4c5d0813a0de9bfaeb87860
SSDEEP

98304:x5q4t96ZNLjoMOKYsPPFz7ifldt8TxvoZOlYPssj1di:fXTAnoMW4PFzWtkThoZ31di

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

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
4056	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
4248	csrss.exe
2232	injector.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\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

description	ioc	Process
File opened for modification	C:\Windows\rss	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
File created	C:\Windows\rss\csrss.exe	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.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

pid	Process
1060	schtasks.exe
532	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Key created	\REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace\Session	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.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,-931 = "Coordinated Universal Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.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"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Key created	\REGISTRY\USER\.DEFAULT\SYSTEM	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.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"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2512	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
2512	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
4248	csrss.exe
4248	csrss.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
4248	csrss.exe
4248	csrss.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe
2232	injector.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2512	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Token: SeImpersonatePrivilege	2512	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
Token: SeSystemEnvironmentPrivilege	4248	csrss.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 4432	3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe	70
PID 3204 wrote to memory of 4432	3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe	70
PID 4432 wrote to memory of 4056	4432	cmd.exe	72
PID 4432 wrote to memory of 4056	4432	cmd.exe	72
PID 3204 wrote to memory of 4248	3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe	73
PID 3204 wrote to memory of 4248	3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe	73
PID 3204 wrote to memory of 4248	3204	962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe	73
PID 4248 wrote to memory of 2232	4248	csrss.exe	79
PID 4248 wrote to memory of 2232	4248	csrss.exe	79

C:\Users\Admin\AppData\Local\Temp\962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
"C:\Users\Admin\AppData\Local\Temp\962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2512
- C:\Users\Admin\AppData\Local\Temp\962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.exe
  "C:\Users\Admin\AppData\Local\Temp\962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80.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:3204
- - 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:4432
  - - 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:4056
- - 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:4248
  - - 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:1060
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:236
  - - 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:2232
  - - 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:532

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

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
0ece199e4cfa5e1b34fe6c12acab898b

SHA1
97ae1890e07d94d16ffba3b09fa256c5d1bcd1d7

SHA256
962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80

SHA512
da893a9bd67d9e41cdd8d33553da74457d835c5e50e40cd1e24996cb6956ded287cbe624dbb18f8b6f678605dd75a1c850ef7e91c4c5d0813a0de9bfaeb87860

Download Submit
C:\Windows\rss\csrss.exe

Filesize
4.0MB

MD5
0ece199e4cfa5e1b34fe6c12acab898b

SHA1
97ae1890e07d94d16ffba3b09fa256c5d1bcd1d7

SHA256
962e640faa9470ee732aba76835613f40d173fbf6ddd2f8636e1cce6ef496e80

SHA512
da893a9bd67d9e41cdd8d33553da74457d835c5e50e40cd1e24996cb6956ded287cbe624dbb18f8b6f678605dd75a1c850ef7e91c4c5d0813a0de9bfaeb87860

Download Submit
memory/2232-377-0x0000000000000000-mapping.dmp

Download
memory/2512-158-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-157-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-124-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-125-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-126-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-127-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-128-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-129-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-130-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-132-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-131-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-133-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-134-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-136-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-137-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-138-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-139-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-140-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-141-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-142-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-144-0x0000000002B90000-0x0000000002F83000-memory.dmp

Filesize
3.9MB

Download
memory/2512-145-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-143-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-146-0x0000000002F90000-0x0000000003807000-memory.dmp

Filesize
8.5MB

Download
memory/2512-147-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2512-148-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-149-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-150-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-152-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-161-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-153-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-154-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-155-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-156-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-163-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-122-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-159-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-160-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-151-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-120-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-123-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-164-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-165-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-166-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-167-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-168-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-169-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-170-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-171-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-172-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-173-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-174-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-175-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-176-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-177-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-178-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-179-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-180-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-181-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-182-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-183-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-184-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-186-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-187-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-185-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-249-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2512-162-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-121-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/3204-307-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3204-267-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3204-261-0x00000000028F0000-0x0000000002CE8000-memory.dmp

Filesize
4.0MB

Download
memory/4056-299-0x0000000000000000-mapping.dmp

Download
memory/4248-301-0x0000000000000000-mapping.dmp

Download
memory/4248-330-0x0000000002F00000-0x00000000032EA000-memory.dmp

Filesize
3.9MB

Download
memory/4248-335-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4248-383-0x0000000002F00000-0x00000000032EA000-memory.dmp

Filesize
3.9MB

Download
memory/4248-384-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4432-298-0x0000000000000000-mapping.dmp

Download