Analysis Overview
SHA256
f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858
Threat Level: Known bad
The file f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Checks computer location settings
Enumerates physical storage devices
Program crash
Unsigned PE
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-06 07:15
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-06 07:15
Reported
2024-05-06 07:18
Platform
win10v2004-20240426-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe | N/A |
Enumerates physical storage devices
Program crash
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5052 wrote to memory of 4636 | N/A | C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5052 wrote to memory of 4636 | N/A | C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5052 wrote to memory of 4636 | N/A | C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4636 wrote to memory of 4876 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4636 wrote to memory of 4876 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4636 wrote to memory of 4876 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe
"C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 740
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 780
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 816
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 864
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 980
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 1356
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 1304
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
| US | 8.8.8.8:53 | 90.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 129.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/5052-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/5052-2-0x0000000001B30000-0x0000000001B5D000-memory.dmp
memory/5052-1-0x0000000001BC0000-0x0000000001CC0000-memory.dmp
memory/5052-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/5052-5-0x0000000000400000-0x0000000001A15000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-06 07:15
Reported
2024-05-06 07:18
Platform
win11-20240426-en
Max time kernel
91s
Max time network
93s
Command Line
Signatures
GCleaner
Enumerates physical storage devices
Program crash
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3024 wrote to memory of 1104 | N/A | C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3024 wrote to memory of 1104 | N/A | C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3024 wrote to memory of 1104 | N/A | C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1104 wrote to memory of 2920 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1104 wrote to memory of 2920 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1104 wrote to memory of 2920 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe
"C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3024 -ip 3024
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3024 -ip 3024
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 812
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3024 -ip 3024
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 800
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3024 -ip 3024
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 864
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3024 -ip 3024
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 976
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3024 -ip 3024
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 1076
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3024 -ip 3024
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 1444
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3024 -ip 3024
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "f15892931a890cb8f1e588a8fcfc42e1fa03fb822ec7f34b6795328caa9dc858.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 1360
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
| US | 8.8.8.8:53 | 90.128.172.185.in-addr.arpa | udp |
Files
memory/3024-1-0x0000000001AB0000-0x0000000001BB0000-memory.dmp
memory/3024-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3024-2-0x0000000003720000-0x000000000374D000-memory.dmp
memory/3024-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3024-5-0x0000000000400000-0x0000000001A15000-memory.dmp