Analysis Overview
SHA256
a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8
Threat Level: Known bad
The file a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Asyncrat family
Adds Run key to start application
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 02:45
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 02:45
Reported
2024-11-13 02:48
Platform
win7-20240903-en
Max time kernel
149s
Max time network
118s
Command Line
Signatures
AsyncRat
Asyncrat family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\NostraDesignerEditor = "C:\\Users\\Admin\\Music\\NostraDesignerUpdater\\NostraConvertVideo.exe" | C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2532 set thread context of 2156 | N/A | C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe
"C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | fuertefuerte.accesscam.org | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
Files
memory/2532-3-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2532-0-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2532-6-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2532-2-0x0000000000513000-0x000000000052C000-memory.dmp
memory/2532-5-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2532-4-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2532-17-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2156-15-0x00000000002A0000-0x00000000002B2000-memory.dmp
memory/2156-18-0x0000000073E8E000-0x0000000073E8F000-memory.dmp
memory/2156-13-0x00000000002A0000-0x00000000002B2000-memory.dmp
memory/2532-11-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2156-10-0x00000000002A0000-0x00000000002B2000-memory.dmp
memory/2156-9-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2156-7-0x00000000002A0000-0x00000000002B2000-memory.dmp
memory/2156-19-0x0000000073E80000-0x000000007456E000-memory.dmp
memory/2156-21-0x0000000073E80000-0x000000007456E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-13 02:45
Reported
2024-11-13 02:48
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
AsyncRat
Asyncrat family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NostraDesignerEditor = "C:\\Users\\Admin\\Music\\NostraDesignerUpdater\\NostraConvertVideo.exe" | C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3320 set thread context of 2292 | N/A | C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe
"C:\Users\Admin\AppData\Local\Temp\a74cc5cddbc77c63f202cc198442b0982c30a2e192b65f61fa9162278cb429b8.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
| US | 8.8.8.8:53 | fuertefuerte.accesscam.org | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
| US | 8.8.8.8:53 | fuertefuerte.accesscam.org | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | fuertefuerte.accesscam.org | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | fuertefuerte.accesscam.org | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
| US | 8.8.8.8:53 | fuertefuerte.accesscam.org | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
| US | 8.8.8.8:53 | fuertefuerte.accesscam.org | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
| US | 8.8.8.8:53 | fuertefuerte.accesscam.org | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | octubre242024.casacam.net | udp |
| US | 8.8.8.8:53 | octubre212024.giize.com | udp |
Files
memory/3320-0-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/3320-2-0x0000000000513000-0x000000000052C000-memory.dmp
memory/3320-1-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/3320-5-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/3320-6-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2292-7-0x0000000000600000-0x0000000000612000-memory.dmp
memory/3320-9-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/3320-10-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/3320-3-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/3320-4-0x0000000000400000-0x00000000007FE000-memory.dmp
memory/2292-11-0x00000000745DE000-0x00000000745DF000-memory.dmp
memory/2292-12-0x00000000745D0000-0x0000000074D80000-memory.dmp
memory/3320-14-0x0000000000513000-0x000000000052C000-memory.dmp
memory/2292-15-0x00000000745D0000-0x0000000074D80000-memory.dmp