Analysis Overview
SHA256
7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362
Threat Level: Known bad
The file 7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
Checks QEMU agent file
Loads dropped DLL
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Enumerates physical storage devices
NSIS installer
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-08-05 13:32
Signatures
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-05 13:32
Reported
2023-08-05 13:35
Platform
win7-20230712-en
Max time kernel
149s
Max time network
158s
Command Line
Signatures
Guloader,Cloudeye
Checks QEMU agent file
| Description | Indicator | Process | Target |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2804 set thread context of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
"C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe"
Network
| Country | Destination | Domain | Proto |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsy8547.tmp\System.dll
| MD5 | 3f176d1ee13b0d7d6bd92e1c7a0b9bae |
| SHA1 | fe582246792774c2c9dd15639ffa0aca90d6fd0b |
| SHA256 | fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e |
| SHA512 | 0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6 |
memory/2804-61-0x00000000039F0000-0x0000000004FF4000-memory.dmp
memory/2804-62-0x00000000039F0000-0x0000000004FF4000-memory.dmp
memory/2804-63-0x0000000077900000-0x0000000077AA9000-memory.dmp
memory/2804-64-0x0000000077AF0000-0x0000000077BC6000-memory.dmp
memory/2804-65-0x0000000010000000-0x0000000010006000-memory.dmp
memory/1832-66-0x0000000000E40000-0x0000000002444000-memory.dmp
memory/1832-67-0x0000000077900000-0x0000000077AA9000-memory.dmp
memory/1832-68-0x0000000000E40000-0x0000000002444000-memory.dmp
memory/1832-69-0x0000000077900000-0x0000000077AA9000-memory.dmp
memory/1832-70-0x0000000000400000-0x0000000000615000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-05 13:32
Reported
2023-08-05 13:35
Platform
win10v2004-20230703-en
Max time kernel
147s
Max time network
157s
Command Line
Signatures
Guloader,Cloudeye
Checks QEMU agent file
| Description | Indicator | Process | Target |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2220 set thread context of 3848 | N/A | C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
"C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
"C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
"C:\Users\Admin\AppData\Local\Temp\7247a3f88c9926488072d10907f19c9ed6b73f2ad2e218c89749d53957ba0362exe_JC.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 8.8.8.8:53 | 2.77.109.52.in-addr.arpa | udp |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 8.8.8.8:53 | 27.73.42.20.in-addr.arpa | udp |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp | |
| US | 23.95.60.83:80 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\nsuAB83.tmp\System.dll
| MD5 | 3f176d1ee13b0d7d6bd92e1c7a0b9bae |
| SHA1 | fe582246792774c2c9dd15639ffa0aca90d6fd0b |
| SHA256 | fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e |
| SHA512 | 0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6 |
memory/2220-140-0x0000000004A30000-0x0000000006034000-memory.dmp
memory/2220-141-0x0000000004A30000-0x0000000006034000-memory.dmp
memory/2220-142-0x0000000077581000-0x00000000776A1000-memory.dmp
memory/2220-143-0x0000000077581000-0x00000000776A1000-memory.dmp
memory/2220-144-0x0000000010000000-0x0000000010006000-memory.dmp
memory/3848-145-0x0000000000B70000-0x0000000002174000-memory.dmp
memory/3848-146-0x0000000000B70000-0x0000000002174000-memory.dmp
memory/3848-147-0x0000000077608000-0x0000000077609000-memory.dmp
memory/3848-148-0x0000000077581000-0x00000000776A1000-memory.dmp
memory/3848-149-0x0000000000400000-0x000000000062B000-memory.dmp