Analysis Overview
SHA256
4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0
Threat Level: Known bad
The file 4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Imminent RAT
Drops desktop.ini file(s)
Suspicious use of SetThreadContext
Drops file in Windows directory
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-12 06:19
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-12 06:19
Reported
2022-07-12 08:42
Platform
win7-20220414-en
Max time kernel
153s
Max time network
52s
Command Line
Signatures
Imminent RAT
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\AuoJc5W0488j6wZ3\\Syo2B3jb4lVH.exe\",explorer.exe" | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 868 set thread context of 996 | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"
C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"
C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
Files
memory/868-54-0x0000000076421000-0x0000000076423000-memory.dmp
memory/868-55-0x0000000074640000-0x0000000074BEB000-memory.dmp
memory/996-56-0x0000000000400000-0x0000000000456000-memory.dmp
memory/996-57-0x0000000000400000-0x0000000000456000-memory.dmp
memory/996-59-0x0000000000400000-0x0000000000456000-memory.dmp
memory/996-60-0x0000000000400000-0x0000000000456000-memory.dmp
memory/996-61-0x0000000000400000-0x0000000000456000-memory.dmp
memory/996-62-0x0000000000451C7E-mapping.dmp
memory/996-64-0x0000000000400000-0x0000000000456000-memory.dmp
memory/996-66-0x0000000000400000-0x0000000000456000-memory.dmp
memory/868-68-0x0000000074640000-0x0000000074BEB000-memory.dmp
memory/996-69-0x0000000074640000-0x0000000074BEB000-memory.dmp
memory/996-70-0x0000000074640000-0x0000000074BEB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-12 06:19
Reported
2022-07-12 08:42
Platform
win10v2004-20220414-en
Max time kernel
157s
Max time network
162s
Command Line
Signatures
Imminent RAT
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\AuoJc5W0488j6wZ3\\3MkBNQN0rAmD.exe\",explorer.exe" | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4876 set thread context of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"
C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
Network
| Country | Destination | Domain | Proto |
| NL | 88.221.144.192:80 | tcp | |
| NL | 88.221.144.192:80 | tcp | |
| US | 8.8.8.8:53 | 106.89.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
| US | 8.8.8.8:53 | conserver.duckdns.org | udp |
Files
memory/4876-130-0x0000000074C10000-0x00000000751C1000-memory.dmp
memory/4876-131-0x0000000074C10000-0x00000000751C1000-memory.dmp
memory/2340-132-0x0000000000000000-mapping.dmp
memory/2340-133-0x0000000000400000-0x0000000000456000-memory.dmp
memory/2340-134-0x0000000074C10000-0x00000000751C1000-memory.dmp
memory/2340-135-0x0000000074C10000-0x00000000751C1000-memory.dmp