Analysis Overview
SHA256
f0031fd209a7a4c94b50ea20aaad11f62f4db0e847d63312190fec4cf8d77deb
Threat Level: Known bad
The file ClientSetup.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Asyncrat family
Async RAT payload
Async RAT payload
Executes dropped EXE
Enumerates physical storage devices
Unsigned PE
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Uses Task Scheduler COM API
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-19 14:01
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
2024-04-19 14:01
Reported
2024-04-19 14:04
Platform
win7-20240215-en
Max time kernel
143s
Max time network
147s
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\Local\Temp\C11Setup.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ClientSetup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ClientSetup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\ClientSetup.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\C11Setup.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\ClientSetup.exe
"C:\Users\Admin\AppData\Local\Temp\ClientSetup.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "C11Setup" /tr '"C:\Users\Admin\AppData\Local\Temp\C11Setup.exe"' & exit
C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp1258.tmp.bat""
C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "C11Setup" /tr '"C:\Users\Admin\AppData\Local\Temp\C11Setup.exe"'
C:\Windows\system32\timeout.exe
timeout 3
C:\Users\Admin\AppData\Local\Temp\C11Setup.exe
"C:\Users\Admin\AppData\Local\Temp\C11Setup.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:4330 | tcp | |
| N/A | 127.0.0.1:4330 | tcp | |
| N/A | 192.168.1.5:4040 | tcp | |
| N/A | 192.168.1.5:4040 | tcp | |
| N/A | 127.0.0.1:4330 | tcp | |
| N/A | 192.168.1.5:4040 | tcp | |
| N/A | 192.168.1.5:4040 | tcp | |
| N/A | 192.168.1.5:4040 | tcp | |
| N/A | 127.0.0.1:4330 | tcp | |
| N/A | 192.168.1.5:4040 | tcp |
Files
memory/2220-0-0x00000000010A0000-0x00000000010E4000-memory.dmp
memory/2220-1-0x000007FEF5CA0000-0x000007FEF668C000-memory.dmp
memory/2220-3-0x000000001AEA0000-0x000000001AF20000-memory.dmp
memory/2220-4-0x0000000077760000-0x0000000077909000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp1258.tmp.bat
| MD5 | 9884fddbd356e07e54335dcf7750db6a |
| SHA1 | b924a0cc907c022cc539cc3bd80abc30c6d20b26 |
| SHA256 | 83d9dddd49e7c07ef94488afd9fdc1d1fc244370d51e2b189c03b0982b9cae03 |
| SHA512 | bbd15c2a526fb959f3d75c5ea09ebbd58af3d9587f945b33ae6b56890b2871d887cd587fac5f400d691183cf76f212e141df7a3d1653f60276ce15f692a84ef2 |
memory/2220-13-0x000007FEF5CA0000-0x000007FEF668C000-memory.dmp
memory/2220-14-0x0000000077760000-0x0000000077909000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\C11Setup.exe
| MD5 | a91750c64ba9c895f06cfe10938c9995 |
| SHA1 | 634180ea1b57441ca0e65db5a0b3cc93e22d1d60 |
| SHA256 | f0031fd209a7a4c94b50ea20aaad11f62f4db0e847d63312190fec4cf8d77deb |
| SHA512 | 886d6920c4307c664f87fccddc9beabb9ecfad2e3b2700fece35f36c4e38a311b08ae80bddd8566880964d3d9632283732e2c24c92b5212a2f811e5e2d20c1a9 |
memory/2640-19-0x0000000000AC0000-0x0000000000B04000-memory.dmp
C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf
| MD5 | cf759e4c5f14fe3eec41b87ed756cea8 |
| SHA1 | c27c796bb3c2fac929359563676f4ba1ffada1f5 |
| SHA256 | c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761 |
| SHA512 | c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b |
memory/2640-21-0x000007FEF52B0000-0x000007FEF5C9C000-memory.dmp
memory/2640-22-0x000000001AF20000-0x000000001AFA0000-memory.dmp
memory/2640-23-0x0000000077760000-0x0000000077909000-memory.dmp
memory/2640-24-0x000007FEF52B0000-0x000007FEF5C9C000-memory.dmp
memory/2640-25-0x000000001AF20000-0x000000001AFA0000-memory.dmp
memory/2640-26-0x0000000077760000-0x0000000077909000-memory.dmp