Analysis Overview
SHA256
43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97
Threat Level: Known bad
The file 43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Program crash
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 15:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 15:53
Reported
2024-05-08 15:56
Platform
win10v2004-20240426-en
Max time kernel
149s
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\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.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 1416 wrote to memory of 2396 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1416 wrote to memory of 2396 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1416 wrote to memory of 2396 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2396 wrote to memory of 372 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2396 wrote to memory of 372 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2396 wrote to memory of 372 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe
"C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1416 -ip 1416
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 740
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1416 -ip 1416
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1416 -ip 1416
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 792
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1416 -ip 1416
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 832
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1416 -ip 1416
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1416 -ip 1416
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 984
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1416 -ip 1416
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 1348
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1416 -ip 1416
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 1276
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| 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 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| BE | 2.17.196.184:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 184.196.17.2.in-addr.arpa | udp |
| BE | 2.17.196.184:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 35.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.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 | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/1416-1-0x0000000001CA0000-0x0000000001DA0000-memory.dmp
memory/1416-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1416-2-0x0000000001A90000-0x0000000001ABD000-memory.dmp
memory/1416-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1416-5-0x0000000000400000-0x0000000001A09000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 15:53
Reported
2024-05-08 15:56
Platform
win11-20240426-en
Max time kernel
147s
Max time network
150s
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 4628 wrote to memory of 4400 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4628 wrote to memory of 4400 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4628 wrote to memory of 4400 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4400 wrote to memory of 2744 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4400 wrote to memory of 2744 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4400 wrote to memory of 2744 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe
"C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4628 -ip 4628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4628 -ip 4628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 812
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4628 -ip 4628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 788
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4628 -ip 4628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 824
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4628 -ip 4628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 976
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4628 -ip 4628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 1060
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4628 -ip 4628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 1228
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4628 -ip 4628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 1444
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" /f
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 |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
memory/4628-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4628-2-0x0000000003710000-0x000000000373D000-memory.dmp
memory/4628-1-0x0000000001D30000-0x0000000001E30000-memory.dmp
memory/4628-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4628-5-0x0000000000400000-0x0000000001A09000-memory.dmp