Analysis Overview
SHA256
a91cfa1460d17cf1c26ae940d1c666dada3900e7f779e6242a258fab640db211
Threat Level: Known bad
The file 3384-11-0x0000000000400000-0x0000000000407000-memory.dmp was found to be: Known bad.
Malicious Activity Summary
Systembc family
Drops file in System32 directory
Unsigned PE
Program crash
Checks processor information in registry
Enumerates system info in registry
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-07 08:33
Signatures
Systembc family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-07 08:33
Reported
2023-09-07 08:36
Platform
win7-20230831-en
Max time kernel
119s
Max time network
122s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\3384-11-0x0000000000400000-0x0000000000407000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\3384-11-0x0000000000400000-0x0000000000407000-memory.exe"
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-09-07 08:33
Reported
2023-09-07 08:36
Platform
win10v2004-20230831-en
Max time kernel
150s
Max time network
155s
Command Line
Signatures
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{FD92254C-D9E3-4523-8B33-CFD620FE1FCC}.catalogItem | C:\Windows\System32\svchost.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\3384-11-0x0000000000400000-0x0000000000407000-memory.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\System32\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Windows\System32\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\System32\svchost.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Windows\System32\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\System32\svchost.exe | N/A |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\3384-11-0x0000000000400000-0x0000000000407000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\3384-11-0x0000000000400000-0x0000000000407000-memory.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3844 -ip 3844
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 216
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.16.208.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |