Analysis Overview
SHA256
4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562
Threat Level: Known bad
The file 4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562 was found to be: Known bad.
Malicious Activity Summary
Imminent RAT
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
Drops file in Windows directory
Enumerates physical storage devices
Enumerates system info in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
Checks SCSI registry key(s)
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-29 06:19
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-29 06:19
Reported
2022-10-29 10:07
Platform
win7-20220901-en
Max time kernel
151s
Max time network
150s
Command Line
Signatures
Imminent RAT
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\taskmgr.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Default Key = "C:\\Users\\Admin\\AppData\\Roaming\\Default Folder\\fbs.exe" | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Default Key = "\\Default Folder\\fbs.exe" | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskmgr.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1376 wrote to memory of 1624 | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | C:\Windows\SysWOW64\taskmgr.exe |
| PID 1376 wrote to memory of 1624 | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | C:\Windows\SysWOW64\taskmgr.exe |
| PID 1376 wrote to memory of 1624 | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | C:\Windows\SysWOW64\taskmgr.exe |
| PID 1376 wrote to memory of 1624 | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | C:\Windows\SysWOW64\taskmgr.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe
"C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe"
C:\Windows\SysWOW64\taskmgr.exe
"C:\Windows\System32\taskmgr.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ukon123.duckdns.org | udp |
| RU | 193.0.200.141:9003 | ukon123.duckdns.org | tcp |
| RU | 193.0.200.141:9003 | ukon123.duckdns.org | tcp |
| RU | 193.0.200.141:9003 | ukon123.duckdns.org | tcp |
| US | 8.8.8.8:53 | ukon123.duckdns.org | udp |
| RU | 193.0.200.141:9003 | ukon123.duckdns.org | tcp |
| RU | 193.0.200.141:9003 | ukon123.duckdns.org | tcp |
| RU | 193.0.200.141:9003 | ukon123.duckdns.org | tcp |
| US | 8.8.8.8:53 | ukon123.duckdns.org | udp |
| RU | 193.0.200.141:9003 | ukon123.duckdns.org | tcp |
Files
memory/1376-54-0x0000000075091000-0x0000000075093000-memory.dmp
memory/1376-55-0x00000000745B0000-0x0000000074B5B000-memory.dmp
memory/1624-56-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe
| MD5 | b5707c99e8efb84b4c4e241e59b213b1 |
| SHA1 | f679f3871f61771d6ce979483d41c8033f06ef2d |
| SHA256 | 4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562 |
| SHA512 | 1d9496be34428d51bc4f297919b462b98027b049b184ee3acc6cf4139b70d4e242745d72d8dc94cdc3875ce3a6d3a88ad68df0f1e263d90b4db8780288bec7d1 |
\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe
| MD5 | b5707c99e8efb84b4c4e241e59b213b1 |
| SHA1 | f679f3871f61771d6ce979483d41c8033f06ef2d |
| SHA256 | 4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562 |
| SHA512 | 1d9496be34428d51bc4f297919b462b98027b049b184ee3acc6cf4139b70d4e242745d72d8dc94cdc3875ce3a6d3a88ad68df0f1e263d90b4db8780288bec7d1 |
memory/1376-60-0x00000000745B0000-0x0000000074B5B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-29 06:19
Reported
2022-10-29 10:07
Platform
win10v2004-20220901-en
Max time kernel
16s
Max time network
20s
Command Line
Signatures
Imminent RAT
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Default Key = "\\Default Folder\\fbs.exe" | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Default Key = "C:\\Users\\Admin\\AppData\\Roaming\\Default Folder\\fbs.exe" | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\AppCompat\Programs\Amcache.hve.tmp | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
Enumerates physical storage devices
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A | C:\Windows\SysWOW64\Taskmgr.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName | C:\Windows\SysWOW64\Taskmgr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000 | C:\Windows\SysWOW64\Taskmgr.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Taskmgr.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Taskmgr.exe | N/A |
| Token: SeCreateGlobalPrivilege | N/A | C:\Windows\SysWOW64\Taskmgr.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe
"C:\Users\Admin\AppData\Local\Temp\4a09d7c4b6d0aeca66f2c122dfb87d962de77a7916152dc0f4c73dc6a3c65562.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 1968
Network
| Country | Destination | Domain | Proto |
| US | 52.109.13.63:443 | tcp | |
| US | 8.8.8.8:53 | ukon123.duckdns.org | udp |
| RU | 193.0.200.141:9003 | ukon123.duckdns.org | tcp |
| US | 93.184.221.240:80 | tcp |
Files
memory/4940-132-0x0000000074CB0000-0x0000000075261000-memory.dmp
memory/1664-133-0x0000000000000000-mapping.dmp
memory/4940-134-0x0000000074CB0000-0x0000000075261000-memory.dmp
memory/3804-135-0x0000000000000000-mapping.dmp