Analysis Overview
SHA256
a5ce92e7e63bf447b0d2591484d012b8491221c6a27bf2ae87d9a5678f7d09e9
Threat Level: Known bad
The file 7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.zip was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
UAC bypass
DiamondFox
Executes dropped EXE
Windows security modification
Loads dropped DLL
Drops startup file
Deletes itself
Adds Run key to start application
Checks whether UAC is enabled
Program crash
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
System policy modification
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-25 17:49
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-25 17:49
Reported
2022-10-25 18:00
Platform
win10v2004-20220812-en
Max time kernel
508s
Max time network
511s
Command Line
Signatures
DiamondFox
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\explorer.exe | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\explorer.exe | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\run | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Users\\Admin\\AppData\\Roaming\\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\\explorer.exe" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.exe
"C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.exe"
C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\A719DFB7.cmd
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| NL | 104.85.1.163:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | someexampledomain.com | udp |
| US | 93.184.221.240:80 | tcp | |
| US | 20.189.173.7:443 | tcp | |
| US | 13.107.4.50:80 | tcp | |
| US | 13.107.4.50:80 | tcp | |
| US | 13.107.4.50:80 | tcp |
Files
memory/3604-134-0x0000000000400000-0x000000000041016C-memory.dmp
memory/4680-135-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
| MD5 | 8f77d92060389f5733905710714556ce |
| SHA1 | f817bbd59241f5dd732259784c2fabff78d1dfde |
| SHA256 | 7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f |
| SHA512 | 313e5b16ac7d556a74d19b2610f5e811694c1a660a460604afe5272f416fb1f7f2d04cea173dc9f2ce392e42101225fa0850f03ceaf46616d52347c96097468a |
C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
| MD5 | 8f77d92060389f5733905710714556ce |
| SHA1 | f817bbd59241f5dd732259784c2fabff78d1dfde |
| SHA256 | 7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f |
| SHA512 | 313e5b16ac7d556a74d19b2610f5e811694c1a660a460604afe5272f416fb1f7f2d04cea173dc9f2ce392e42101225fa0850f03ceaf46616d52347c96097468a |
memory/4532-140-0x0000000000000000-mapping.dmp
memory/3604-141-0x0000000000400000-0x000000000041016C-memory.dmp
C:\Users\Admin\AppData\Local\Temp\A719DFB7.cmd
| MD5 | c1646375a5134f7a8de899466c386861 |
| SHA1 | 82aa1e446057825ef52c2e79afba5ec764500bce |
| SHA256 | 39d876a60c4cef3cd459eff8af7abb814e18268a74f18f2ae8d4b145268c297e |
| SHA512 | c426ac24bc77b2bf369435843d953a65072dfa3d7ce4d8d77df80bb1786a68f5f8d5b8f76303752ed6b69b41a987c45a7c5f97b094977efa00fc14cce029db2f |
memory/4680-143-0x0000000000400000-0x000000000041016C-memory.dmp
memory/4680-144-0x0000000000400000-0x000000000041016C-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2022-10-25 17:49
Reported
2022-10-25 18:00
Platform
win7-20220901-en
Max time kernel
417s
Max time network
421s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f_dump_0x00400000.exe
"C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f_dump_0x00400000.exe"
Network
Files
memory/1408-54-0x0000000000400000-0x000000000041016C-memory.dmp
Analysis: behavioral4
Detonation Overview
Submitted
2022-10-25 17:49
Reported
2022-10-25 18:00
Platform
win10v2004-20220812-en
Max time kernel
481s
Max time network
483s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f_dump_0x00400000.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f_dump_0x00400000.exe
"C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f_dump_0x00400000.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4876 -ip 4876
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 216
Network
| Country | Destination | Domain | Proto |
| US | 13.89.178.27:443 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| US | 8.249.91.254:80 | tcp | |
| US | 8.249.91.254:80 | tcp | |
| US | 8.249.91.254:80 | tcp | |
| US | 93.184.221.240:80 | tcp |
Files
memory/4876-132-0x0000000000400000-0x000000000041016C-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-25 17:49
Reported
2022-10-25 18:00
Platform
win7-20220901-en
Max time kernel
436s
Max time network
440s
Command Line
Signatures
DiamondFox
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\explorer.exe | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\explorer.exe | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\run | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Users\\Admin\\AppData\\Roaming\\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\\explorer.exe" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.exe
"C:\Users\Admin\AppData\Local\Temp\7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f.exe"
C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\3F20B41B.cmd
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| NL | 104.123.41.162:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | someexampledomain.com | udp |
Files
memory/1200-54-0x0000000075AC1000-0x0000000075AC3000-memory.dmp
\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
| MD5 | 8f77d92060389f5733905710714556ce |
| SHA1 | f817bbd59241f5dd732259784c2fabff78d1dfde |
| SHA256 | 7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f |
| SHA512 | 313e5b16ac7d556a74d19b2610f5e811694c1a660a460604afe5272f416fb1f7f2d04cea173dc9f2ce392e42101225fa0850f03ceaf46616d52347c96097468a |
C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
| MD5 | 8f77d92060389f5733905710714556ce |
| SHA1 | f817bbd59241f5dd732259784c2fabff78d1dfde |
| SHA256 | 7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f |
| SHA512 | 313e5b16ac7d556a74d19b2610f5e811694c1a660a460604afe5272f416fb1f7f2d04cea173dc9f2ce392e42101225fa0850f03ceaf46616d52347c96097468a |
\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
| MD5 | 8f77d92060389f5733905710714556ce |
| SHA1 | f817bbd59241f5dd732259784c2fabff78d1dfde |
| SHA256 | 7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f |
| SHA512 | 313e5b16ac7d556a74d19b2610f5e811694c1a660a460604afe5272f416fb1f7f2d04cea173dc9f2ce392e42101225fa0850f03ceaf46616d52347c96097468a |
memory/1112-59-0x0000000000000000-mapping.dmp
memory/1516-64-0x0000000000000000-mapping.dmp
memory/1200-65-0x0000000000400000-0x000000000041016C-memory.dmp
C:\Users\Admin\AppData\Roaming\lpt9.{2227A280-3AEA-1069-A2DE-08002B30309D}\explorer.exe
| MD5 | 8f77d92060389f5733905710714556ce |
| SHA1 | f817bbd59241f5dd732259784c2fabff78d1dfde |
| SHA256 | 7a1833f7b91269b9f0eb48f9bba3db9cc444f749d82255322e1f8e221612895f |
| SHA512 | 313e5b16ac7d556a74d19b2610f5e811694c1a660a460604afe5272f416fb1f7f2d04cea173dc9f2ce392e42101225fa0850f03ceaf46616d52347c96097468a |
C:\Users\Admin\AppData\Local\Temp\3F20B41B.cmd
| MD5 | dffedead0c8fecfee445c6a90bef22d6 |
| SHA1 | a5611a5df369f47ba3b628ce00aca9d708dd42b7 |
| SHA256 | 7ae6059d8aae4f75ba06b94dfee957a8a581e0de2b2f3de4c900123f705f1e5b |
| SHA512 | eb2fe35c3b8e2e7fa8d1fd9a806c400ea2483686460495e5e46392311d7ac5ed0d9c4ba3fde4765c64d4e0df9e34cbb3a6237d29eb034e9d1cd11a1b306070fa |
memory/1112-68-0x0000000000400000-0x000000000041016C-memory.dmp
memory/1112-69-0x0000000000400000-0x000000000041016C-memory.dmp