Analysis Overview
SHA256
391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7
Threat Level: Known bad
The file 391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7 was found to be: Known bad.
Malicious Activity Summary
Imminent RAT
Executes dropped EXE
Checks computer location settings
Drops desktop.ini file(s)
AutoIT Executable
Suspicious use of SetThreadContext
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-06-25 17:56
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-06-25 17:56
Reported
2022-06-25 18:11
Platform
win7-20220414-en
Max time kernel
152s
Max time network
187s
Command Line
Signatures
Imminent RAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe | N/A |
AutoIT Executable
| 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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1712 set thread context of 1936 | N/A | C:\Users\Admin\AppData\Local\Temp\391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: 33 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7.exe
"C:\Users\Admin\AppData\Local\Temp\391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn 6874746268786F7677796467 /tr "C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe" /sc minute /mo 1 /F
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {CD778C71-0536-4D81-AFB6-A8113C340B86} S-1-5-21-2277218442-1199762539-2004043321-1000:AUVQQRRF\Admin:Interactive:[1]
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13344.duckdns.org | udp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 8.8.8.8:53 | 13344.duckdns.org | udp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
Files
memory/1712-54-0x00000000763E1000-0x00000000763E3000-memory.dmp
memory/1936-55-0x0000000000400000-0x000000000045A000-memory.dmp
memory/1936-57-0x0000000000400000-0x000000000045A000-memory.dmp
memory/1936-63-0x0000000000400000-0x000000000045A000-memory.dmp
memory/1936-62-0x0000000000451D6E-mapping.dmp
memory/1936-64-0x0000000000400000-0x000000000045A000-memory.dmp
memory/2028-66-0x0000000000000000-mapping.dmp
memory/1936-67-0x0000000074250000-0x00000000747FB000-memory.dmp
memory/1936-68-0x0000000074250000-0x00000000747FB000-memory.dmp
memory/468-70-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
| MD5 | b56c15d84914a2f6531fa7644f0843a4 |
| SHA1 | a293b6868a0b82621e94be1266d09c49f1ff7e0b |
| SHA256 | 391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7 |
| SHA512 | 0a97f8db4c61312def019c51605f330c027df1a100c09e16c668e5a3bc4bca82dfbf080e6509a284bebcdb1a6cfc20c7bd7315eb44a66af90bc7028c6f9137b7 |
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
| MD5 | b56c15d84914a2f6531fa7644f0843a4 |
| SHA1 | a293b6868a0b82621e94be1266d09c49f1ff7e0b |
| SHA256 | 391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7 |
| SHA512 | 0a97f8db4c61312def019c51605f330c027df1a100c09e16c668e5a3bc4bca82dfbf080e6509a284bebcdb1a6cfc20c7bd7315eb44a66af90bc7028c6f9137b7 |
memory/1036-73-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
| MD5 | b56c15d84914a2f6531fa7644f0843a4 |
| SHA1 | a293b6868a0b82621e94be1266d09c49f1ff7e0b |
| SHA256 | 391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7 |
| SHA512 | 0a97f8db4c61312def019c51605f330c027df1a100c09e16c668e5a3bc4bca82dfbf080e6509a284bebcdb1a6cfc20c7bd7315eb44a66af90bc7028c6f9137b7 |
Analysis: behavioral2
Detonation Overview
Submitted
2022-06-25 17:56
Reported
2022-06-25 18:10
Platform
win10v2004-20220414-en
Max time kernel
152s
Max time network
158s
Command Line
Signatures
Imminent RAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
AutoIT Executable
| 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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4264 set thread context of 4608 | N/A | C:\Users\Admin\AppData\Local\Temp\391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: 33 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7.exe
"C:\Users\Admin\AppData\Local\Temp\391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn 6874746268786F7677796467 /tr "C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe" /sc minute /mo 1 /F
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
Network
| Country | Destination | Domain | Proto |
| NL | 178.79.208.1:80 | tcp | |
| US | 8.8.8.8:53 | 13344.duckdns.org | udp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| NL | 104.110.191.133:80 | tcp | |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 20.189.173.2:443 | tcp | |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| NL | 178.79.208.1:80 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 8.8.8.8:53 | 13344.duckdns.org | udp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| NL | 104.110.191.140:80 | tcp | |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 8.8.8.8:53 | 13344.duckdns.org | udp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
| NL | 104.110.191.165:80 | tcp | |
| US | 192.169.69.26:3434 | 13344.duckdns.org | tcp |
Files
memory/4608-134-0x0000000000400000-0x000000000045A000-memory.dmp
memory/4608-133-0x0000000000000000-mapping.dmp
memory/4980-139-0x0000000000000000-mapping.dmp
memory/4608-140-0x00000000734B0000-0x0000000073A61000-memory.dmp
memory/4608-141-0x00000000734B0000-0x0000000073A61000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
| MD5 | b56c15d84914a2f6531fa7644f0843a4 |
| SHA1 | a293b6868a0b82621e94be1266d09c49f1ff7e0b |
| SHA256 | 391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7 |
| SHA512 | 0a97f8db4c61312def019c51605f330c027df1a100c09e16c668e5a3bc4bca82dfbf080e6509a284bebcdb1a6cfc20c7bd7315eb44a66af90bc7028c6f9137b7 |
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
| MD5 | b56c15d84914a2f6531fa7644f0843a4 |
| SHA1 | a293b6868a0b82621e94be1266d09c49f1ff7e0b |
| SHA256 | 391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7 |
| SHA512 | 0a97f8db4c61312def019c51605f330c027df1a100c09e16c668e5a3bc4bca82dfbf080e6509a284bebcdb1a6cfc20c7bd7315eb44a66af90bc7028c6f9137b7 |
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
| MD5 | b56c15d84914a2f6531fa7644f0843a4 |
| SHA1 | a293b6868a0b82621e94be1266d09c49f1ff7e0b |
| SHA256 | 391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7 |
| SHA512 | 0a97f8db4c61312def019c51605f330c027df1a100c09e16c668e5a3bc4bca82dfbf080e6509a284bebcdb1a6cfc20c7bd7315eb44a66af90bc7028c6f9137b7 |
C:\Users\Admin\AppData\Local\Temp\hznmfkfyjpbc\iqjsjzvckmye.exe
| MD5 | b56c15d84914a2f6531fa7644f0843a4 |
| SHA1 | a293b6868a0b82621e94be1266d09c49f1ff7e0b |
| SHA256 | 391239c70724940871a1257de67bdd596f62457a0059395198dda22f6da542a7 |
| SHA512 | 0a97f8db4c61312def019c51605f330c027df1a100c09e16c668e5a3bc4bca82dfbf080e6509a284bebcdb1a6cfc20c7bd7315eb44a66af90bc7028c6f9137b7 |