Analysis Overview
SHA256
e32914230692a86ded5fb3da76281331b1453e44b731ad92ed5c49b5ca723946
Threat Level: Known bad
The file Dllhost.exe was found to be: Known bad.
Malicious Activity Summary
Async RAT payload
Asyncrat family
AsyncRat
Async RAT payload
Executes dropped EXE
Unsigned PE
Enumerates physical storage devices
Delays execution with timeout.exe
Suspicious use of WriteProcessMemory
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-21 11:10
Signatures
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Asyncrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-21 11:10
Reported
2024-06-21 11:13
Platform
win10-20240404-en
Max time kernel
147s
Max time network
149s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SolaraHoster.exe | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| 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\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SolaraHoster.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SolaraHoster.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
"C:\Users\Admin\AppData\Local\Temp\Dllhost.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "SolaraHoster" /tr '"C:\Users\Admin\AppData\Roaming\SolaraHoster.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp854D.tmp.bat""
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "SolaraHoster" /tr '"C:\Users\Admin\AppData\Roaming\SolaraHoster.exe"'
C:\Users\Admin\AppData\Roaming\SolaraHoster.exe
"C:\Users\Admin\AppData\Roaming\SolaraHoster.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | carolina-reverse.gl.at.ply.gg | udp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 20.221.185.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 28.73.42.20.in-addr.arpa | udp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
| US | 147.185.221.20:34609 | carolina-reverse.gl.at.ply.gg | tcp |
Files
memory/4452-0-0x000000007343E000-0x000000007343F000-memory.dmp
memory/4452-1-0x0000000000C70000-0x0000000000C82000-memory.dmp
memory/4452-2-0x0000000073430000-0x0000000073B1E000-memory.dmp
memory/4452-3-0x0000000005460000-0x00000000054C6000-memory.dmp
memory/4452-4-0x0000000005940000-0x00000000059DC000-memory.dmp
memory/4452-9-0x0000000073430000-0x0000000073B1E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp854D.tmp.bat
| MD5 | a74f0945740c700d2e973cb492d6ffc3 |
| SHA1 | 60a5859e35acb1ebd3118bcdcd9ce0b7c4ee365a |
| SHA256 | a879d79e2c6b55e1eeee0c95f657a0c0ed6438cb0eec95e12d863cde8c106d72 |
| SHA512 | fff86a9d572a829cec0ebc5ccfa62dc05c1c8437daa102aaf8ce7f2a29ec48c750b83b856390cd6788edf29eb344b470895e2d803ad5bc4e89d5acd3e0ee153e |
C:\Users\Admin\AppData\Roaming\SolaraHoster.exe
| MD5 | e15052ab153401b16594f794a424d048 |
| SHA1 | 31cab904e1f3bce48ce9bac3d794771943e50588 |
| SHA256 | e32914230692a86ded5fb3da76281331b1453e44b731ad92ed5c49b5ca723946 |
| SHA512 | 12d89b33423167b5ad6aef5a1feae65b3d47abb2999a6bf3bb503b96f74b58db9adb2855cc161d58cb068851e69ff030c47327968be69ab68126ec9c13d377aa |
memory/3856-16-0x0000000006330000-0x000000000682E000-memory.dmp