Analysis Overview
SHA256
e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755
Threat Level: Known bad
The file e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755 was found to be: Known bad.
Malicious Activity Summary
Modifies security service
Darkcomet
Modifies WinLogon for persistence
Windows security bypass
Modifies firewall policy service
UAC bypass
Sality
Darkcomet family
Disables Task Manager via registry modification
UPX packed file
Executes dropped EXE
Disables RegEdit via registry modification
Reads local data of messenger clients
Reads user/profile data of web browsers
Checks BIOS information in registry
Windows security modification
Reads data files stored by FTP clients
Deletes itself
Checks computer location settings
Loads dropped DLL
Adds Run key to start application
Enumerates connected drives
Checks whether UAC is enabled
Drops autorun.inf file
Suspicious use of SetThreadContext
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-11 02:20
Signatures
Darkcomet family
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-11 02:20
Reported
2022-10-11 03:17
Platform
win7-20220812-en
Max time kernel
151s
Max time network
65s
Command Line
Signatures
Darkcomet
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windupdt\\winupdate.exe" | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" | C:\Windows\SysWOW64\notepad.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Windows\SysWOW64\notepad.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" | C:\Windows\SysWOW64\notepad.exe | N/A |
Modifies security service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" | C:\Windows\SysWOW64\explorer.exe | N/A |
Sality
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Windows\SysWOW64\notepad.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\SysWOW64\notepad.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\SysWOW64\notepad.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\SysWOW64\notepad.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\SysWOW64\notepad.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\SysWOW64\notepad.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" | C:\Windows\SysWOW64\notepad.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" | C:\Windows\SysWOW64\notepad.exe | N/A |
Disables Task Manager via registry modification
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Windows\SysWOW64\explorer.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
Reads data files stored by FTP clients
Reads local data of messenger clients
Reads user/profile data of web browsers
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" | C:\Windows\SysWOW64\notepad.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\Local\Temp\SVCHOST.EXE | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\G: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\N: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\T: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\G: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\K: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\R: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\W: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\K: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\E: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\I: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\E: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\H: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\I: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\S: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\H: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\R: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\L: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\M: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\P: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\Q: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\U: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\Z: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\M: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\O: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\L: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\F: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\J: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\X: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\Y: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\F: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| File opened (read-only) | \??\V: | C:\Windows\SysWOW64\notepad.exe | N/A |
| File opened (read-only) | \??\J: | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File opened for modification | C:\autorun.inf | C:\Windows\SysWOW64\notepad.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1988 set thread context of 1020 | N/A | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | C:\Windows\SysWOW64\explorer.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe | C:\Windows\SysWOW64\notepad.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SYSTEM.INI | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Windows\SysWOW64\explorer.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
Processes
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe
"C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE
"C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE"
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
C:\Windows\SysWOW64\notepad.exe
C:\Windows\SysWOW64\notepad.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
Files
memory/1988-54-0x0000000075281000-0x0000000075283000-memory.dmp
memory/1744-55-0x0000000000000000-mapping.dmp
C:\Windupdt\winupdate.exe
| MD5 | 2914671203fb9f6cd43c3a1890e62199 |
| SHA1 | 206b053743f43a8be9db38af1400ffa8b517af77 |
| SHA256 | ef9340ae3695ac3cb6baacfce55c11a267f65a5d942b0de15e2bf211ff89759f |
| SHA512 | d3b15fbf34ff5e8a3cf06276f8e75c9fa95e025510328c848f2746bcbc3c604e3ab3fdd4655c475067d6ab8cfeb7d8c9f0947829ce56c5b5ad449ce59e50b0d2 |
C:\Windupdt\winupdate.exe
| MD5 | 6a13bb213fda4f15b7e4cc48a83dd368 |
| SHA1 | eea95805b5c0fef042c8fc59efe5aa30598db37d |
| SHA256 | e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755 |
| SHA512 | 262d590269985b9f2f0cda5228c308e04ea10d2d5b8d6f7b448879b32c6fc4f3130187512c2986a736917e10c7f4f4b569cd9147c0490e5f5128c80b6bb2565a |
C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE
| MD5 | e6e858b315cc3cad4f6772c3ce7799c9 |
| SHA1 | 2e3ded63d9c8259b0df043892b7a8003d4dc00ee |
| SHA256 | 761c8164a97f4fe2370ca5579f65b6d352408ff21979bb1fb2a1f2aaede5b168 |
| SHA512 | 00f75b0e169bafb2441b81bc92437f4382e063d8c7c47269786693dec7511f126baa61de365454c92e0b4a7a50a93914eaa4d0ea5ed744fa315096807918a4ae |
memory/1488-61-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Local\Temp\SVCHOST.EXE
| MD5 | e6e858b315cc3cad4f6772c3ce7799c9 |
| SHA1 | 2e3ded63d9c8259b0df043892b7a8003d4dc00ee |
| SHA256 | 761c8164a97f4fe2370ca5579f65b6d352408ff21979bb1fb2a1f2aaede5b168 |
| SHA512 | 00f75b0e169bafb2441b81bc92437f4382e063d8c7c47269786693dec7511f126baa61de365454c92e0b4a7a50a93914eaa4d0ea5ed744fa315096807918a4ae |
\Users\Admin\AppData\Local\Temp\SVCHOST.EXE
| MD5 | e6e858b315cc3cad4f6772c3ce7799c9 |
| SHA1 | 2e3ded63d9c8259b0df043892b7a8003d4dc00ee |
| SHA256 | 761c8164a97f4fe2370ca5579f65b6d352408ff21979bb1fb2a1f2aaede5b168 |
| SHA512 | 00f75b0e169bafb2441b81bc92437f4382e063d8c7c47269786693dec7511f126baa61de365454c92e0b4a7a50a93914eaa4d0ea5ed744fa315096807918a4ae |
memory/1488-64-0x0000000001E30000-0x0000000002EBE000-memory.dmp
memory/1988-65-0x0000000003200000-0x0000000003269000-memory.dmp
memory/1488-66-0x0000000000400000-0x0000000000469000-memory.dmp
memory/1488-67-0x0000000001E30000-0x0000000002EBE000-memory.dmp
memory/1488-68-0x00000000003D0000-0x00000000003D2000-memory.dmp
memory/1988-69-0x00000000031E0000-0x0000000003E2A000-memory.dmp
memory/1744-70-0x0000000000230000-0x0000000000232000-memory.dmp
memory/1020-71-0x0000000013140000-0x0000000013263000-memory.dmp
memory/1020-73-0x0000000013140000-0x0000000013263000-memory.dmp
memory/1020-74-0x00000000131D08B4-mapping.dmp
memory/1020-75-0x0000000013140000-0x0000000013263000-memory.dmp
memory/1020-77-0x0000000013140000-0x0000000013263000-memory.dmp
memory/1988-78-0x00000000031E0000-0x00000000031EF000-memory.dmp
memory/1704-79-0x0000000000000000-mapping.dmp
memory/1020-81-0x0000000013140000-0x0000000013263000-memory.dmp
memory/1020-82-0x00000000003B0000-0x00000000003B2000-memory.dmp
memory/1704-83-0x0000000000240000-0x0000000000242000-memory.dmp
memory/1488-84-0x0000000001E30000-0x0000000002EBE000-memory.dmp
memory/1488-85-0x00000000003D0000-0x00000000003D2000-memory.dmp
memory/1020-86-0x00000000003B0000-0x00000000003B2000-memory.dmp
memory/1488-87-0x0000000000400000-0x0000000000469000-memory.dmp
memory/1488-88-0x0000000001E30000-0x0000000002EBE000-memory.dmp
memory/1744-89-0x0000000002F70000-0x0000000003FFE000-memory.dmp
C:\Windows\SYSTEM.INI
| MD5 | 16ef19c01dc6c22d9b4d9e5dc2378689 |
| SHA1 | bf089e76a2d6713c8b4997ae3c22639ec41395f1 |
| SHA256 | ae182f2ae9b4a6da3aea14e0a856eeccd586d5da61c524357204c05055e5ad01 |
| SHA512 | 8d5f25643b56a3840001479114edf82ffc9fb8409d7692c05f916e2186dc83d718599ea22ca7df8c296f2ece3ae11d4d54b8fa0038a556717fbd572edbe89b09 |
memory/1744-91-0x0000000002F70000-0x0000000003FFE000-memory.dmp
memory/1744-92-0x0000000002F70000-0x0000000003FFE000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE
| MD5 | e6e858b315cc3cad4f6772c3ce7799c9 |
| SHA1 | 2e3ded63d9c8259b0df043892b7a8003d4dc00ee |
| SHA256 | 761c8164a97f4fe2370ca5579f65b6d352408ff21979bb1fb2a1f2aaede5b168 |
| SHA512 | 00f75b0e169bafb2441b81bc92437f4382e063d8c7c47269786693dec7511f126baa61de365454c92e0b4a7a50a93914eaa4d0ea5ed744fa315096807918a4ae |
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-11 02:20
Reported
2022-10-11 03:18
Platform
win10v2004-20220812-en
Max time kernel
170s
Max time network
175s
Command Line
Signatures
Darkcomet
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windupdt\\winupdate.exe" | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Windows\SysWOW64\explorer.exe | N/A |
Modifies security service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" | C:\Windows\SysWOW64\explorer.exe | N/A |
Sality
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\SysWOW64\explorer.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Windows\SysWOW64\explorer.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
Reads data files stored by FTP clients
Reads local data of messenger clients
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" | C:\Windows\SysWOW64\notepad.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3872 set thread context of 4320 | N/A | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | C:\Windows\SysWOW64\explorer.exe |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe
"C:\Users\Admin\AppData\Local\Temp\e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE
"C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE"
C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
C:\Windows\SysWOW64\notepad.exe
C:\Windows\SysWOW64\notepad.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| IE | 13.69.239.72:443 | tcp | |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | 164.2.77.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | d.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.5.0.8.0.0.3.0.1.3.0.6.2.ip6.arpa | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
| US | 8.8.8.8:53 | wateen.myvnc.com | udp |
Files
memory/712-132-0x0000000000000000-mapping.dmp
C:\Windupdt\winupdate.exe
| MD5 | 6a13bb213fda4f15b7e4cc48a83dd368 |
| SHA1 | eea95805b5c0fef042c8fc59efe5aa30598db37d |
| SHA256 | e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755 |
| SHA512 | 262d590269985b9f2f0cda5228c308e04ea10d2d5b8d6f7b448879b32c6fc4f3130187512c2986a736917e10c7f4f4b569cd9147c0490e5f5128c80b6bb2565a |
C:\Windupdt\winupdate.exe
| MD5 | 6a13bb213fda4f15b7e4cc48a83dd368 |
| SHA1 | eea95805b5c0fef042c8fc59efe5aa30598db37d |
| SHA256 | e16a28f0876c0eab8e70ee7d7453c358396e577fbf83d12e05cd638289f56755 |
| SHA512 | 262d590269985b9f2f0cda5228c308e04ea10d2d5b8d6f7b448879b32c6fc4f3130187512c2986a736917e10c7f4f4b569cd9147c0490e5f5128c80b6bb2565a |
memory/380-135-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE
| MD5 | e6e858b315cc3cad4f6772c3ce7799c9 |
| SHA1 | 2e3ded63d9c8259b0df043892b7a8003d4dc00ee |
| SHA256 | 761c8164a97f4fe2370ca5579f65b6d352408ff21979bb1fb2a1f2aaede5b168 |
| SHA512 | 00f75b0e169bafb2441b81bc92437f4382e063d8c7c47269786693dec7511f126baa61de365454c92e0b4a7a50a93914eaa4d0ea5ed744fa315096807918a4ae |
C:\Users\Admin\AppData\Local\Temp\SVCHOST.EXE
| MD5 | e6e858b315cc3cad4f6772c3ce7799c9 |
| SHA1 | 2e3ded63d9c8259b0df043892b7a8003d4dc00ee |
| SHA256 | 761c8164a97f4fe2370ca5579f65b6d352408ff21979bb1fb2a1f2aaede5b168 |
| SHA512 | 00f75b0e169bafb2441b81bc92437f4382e063d8c7c47269786693dec7511f126baa61de365454c92e0b4a7a50a93914eaa4d0ea5ed744fa315096807918a4ae |
memory/380-138-0x00000000024E0000-0x000000000356E000-memory.dmp
memory/380-139-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4320-140-0x0000000000000000-mapping.dmp
memory/4320-141-0x0000000013140000-0x0000000013263000-memory.dmp
memory/4320-142-0x0000000013140000-0x0000000013263000-memory.dmp
memory/4320-143-0x0000000013140000-0x0000000013263000-memory.dmp
memory/2908-144-0x0000000000000000-mapping.dmp
memory/4320-145-0x0000000013140000-0x0000000013263000-memory.dmp
memory/4320-146-0x0000000013140000-0x0000000013263000-memory.dmp