Analysis Overview
SHA256
24f8a7c390962f0a9094dba45d9000ec7024e87adc7992740311775fcf0bd51d
Threat Level: Known bad
The file Femetageshuse.exe was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
Loads dropped DLL
Checks QEMU agent file
Enumerates physical storage devices
Program crash
NSIS installer
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-08-08 07:01
Signatures
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-08 07:01
Reported
2023-08-08 07:03
Platform
win10v2004-20230703-en
Max time kernel
142s
Max time network
153s
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\Femetageshuse.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe
"C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3836 -ip 3836
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3836 -s 2476
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.77.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.179.89.13.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsb8ABD.tmp\System.dll
| MD5 | 4d3b19a81bd51f8ce44b93643a4e3a99 |
| SHA1 | 35f8b00e85577b014080df98bd2c378351d9b3e9 |
| SHA256 | fda0018ab182ac6025d2fc9a2efcce3745d1da21ce5141859f8286cf319a52ce |
| SHA512 | b2ba9c961c0e1617f802990587a9000979ab5cc493ae2f8ca852eb43eeaf24916b0b29057dbff7d41a1797dfb2dce3db41990e8639b8f205771dbec3fd80f622 |
memory/3836-145-0x00000000051A0000-0x0000000006263000-memory.dmp
memory/3836-146-0x00000000051A0000-0x0000000006263000-memory.dmp
memory/3836-147-0x0000000077721000-0x0000000077841000-memory.dmp
memory/3836-148-0x00000000051A0000-0x0000000006263000-memory.dmp
memory/3836-149-0x0000000077721000-0x0000000077841000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-08 07:01
Reported
2023-08-08 07:03
Platform
win7-20230712-en
Max time kernel
122s
Max time network
126s
Command Line
Signatures
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\Femetageshuse.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2528 wrote to memory of 2884 | N/A | C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2528 wrote to memory of 2884 | N/A | C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2528 wrote to memory of 2884 | N/A | C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2528 wrote to memory of 2884 | N/A | C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe
"C:\Users\Admin\AppData\Local\Temp\Femetageshuse.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 1832
Network
Files
\Users\Admin\AppData\Local\Temp\nsy8FA4.tmp\System.dll
| MD5 | 4d3b19a81bd51f8ce44b93643a4e3a99 |
| SHA1 | 35f8b00e85577b014080df98bd2c378351d9b3e9 |
| SHA256 | fda0018ab182ac6025d2fc9a2efcce3745d1da21ce5141859f8286cf319a52ce |
| SHA512 | b2ba9c961c0e1617f802990587a9000979ab5cc493ae2f8ca852eb43eeaf24916b0b29057dbff7d41a1797dfb2dce3db41990e8639b8f205771dbec3fd80f622 |
memory/2528-67-0x0000000003980000-0x0000000004A43000-memory.dmp
memory/2528-68-0x0000000003980000-0x0000000004A43000-memory.dmp
memory/2528-69-0x0000000077880000-0x0000000077A29000-memory.dmp
memory/2528-70-0x0000000077A70000-0x0000000077B46000-memory.dmp