Analysis Overview
SHA256
3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2
Threat Level: Known bad
The file 3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2 was found to be: Known bad.
Malicious Activity Summary
LoaderBot executable
LoaderBot
Loaderbot family
LoaderBot executable
Drops startup file
Adds Run key to start application
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-01 00:06
Signatures
LoaderBot executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loaderbot family
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-01 00:06
Reported
2022-07-01 00:17
Platform
win7-20220414-en
Max time kernel
151s
Max time network
49s
Command Line
Signatures
LoaderBot
LoaderBot executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Webhost.url | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe" | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
"C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
C:\Windows\system32\taskeng.exe
taskeng.exe {17C06945-A2E2-4170-8BB2-49FBAA0A2380} S-1-5-21-1819626980-2277161760-1023733287-1000:TBHNEBSE\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
C:\Windows\SysWOW64\cmd.exe
"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
Network
Files
memory/1800-54-0x00000000000A0000-0x00000000000AA000-memory.dmp
memory/1628-55-0x0000000000000000-mapping.dmp
memory/1800-56-0x0000000074E91000-0x0000000074E93000-memory.dmp
memory/1716-57-0x0000000000000000-mapping.dmp
memory/1908-58-0x0000000000000000-mapping.dmp
memory/1728-59-0x0000000000000000-mapping.dmp
memory/812-61-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-01 00:06
Reported
2022-07-01 00:17
Platform
win10v2004-20220414-en
Max time kernel
152s
Max time network
155s
Command Line
Signatures
LoaderBot
LoaderBot executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Webhost.url | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe" | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe" | C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
"C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
C:\Windows\SysWOW64\cmd.exe
"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
Network
| Country | Destination | Domain | Proto |
| US | 13.107.21.200:443 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| US | 20.189.173.13:443 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| NL | 95.101.78.209:80 | tcp |
Files
memory/2540-131-0x0000000000EF0000-0x0000000000EFA000-memory.dmp
memory/4488-132-0x0000000000000000-mapping.dmp
memory/2540-134-0x0000000005C20000-0x0000000005C86000-memory.dmp
memory/3056-133-0x0000000000000000-mapping.dmp
memory/4732-135-0x0000000000000000-mapping.dmp
memory/4680-136-0x0000000000000000-mapping.dmp