Analysis Overview
SHA256
ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf
Threat Level: Known bad
The file ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf was found to be: Known bad.
Malicious Activity Summary
GCleaner
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Program crash
Suspicious use of WriteProcessMemory
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-10 09:56
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-10 09:56
Reported
2024-05-10 09:58
Platform
win10v2004-20240508-en
Max time kernel
93s
Max time network
94s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.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 2552 wrote to memory of 1604 | N/A | C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2552 wrote to memory of 1604 | N/A | C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2552 wrote to memory of 1604 | N/A | C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1604 wrote to memory of 396 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1604 wrote to memory of 396 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1604 wrote to memory of 396 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe
"C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 740
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 740
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 832
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 1012
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 1344
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 1284
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2552 -ip 2552
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 1304
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 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.58.20.217.in-addr.arpa | udp |
| NL | 23.62.61.57:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 57.61.62.23.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 | 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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
memory/2552-4-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2552-3-0x0000000002700000-0x000000000272D000-memory.dmp
memory/2552-2-0x00000000025B0000-0x00000000026B0000-memory.dmp
memory/2552-1-0x0000000000400000-0x000000000257B000-memory.dmp
memory/2552-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2552-6-0x0000000000400000-0x000000000257B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-10 09:56
Reported
2024-05-10 09:58
Platform
win11-20240426-en
Max time kernel
90s
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 2312 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2312 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2312 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2036 wrote to memory of 2116 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2036 wrote to memory of 2116 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2036 wrote to memory of 2116 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe
"C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2312 -ip 2312
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 780
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2312 -ip 2312
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 812
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2312 -ip 2312
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 780
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2312 -ip 2312
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2312 -ip 2312
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 976
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2312 -ip 2312
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 1064
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2312 -ip 2312
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 1428
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "ff8f82b43811e61b65d707f35cac31af19e0fa5d7a15e920e665524a18ca1fdf.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 |
Files
memory/2312-1-0x00000000026C0000-0x00000000027C0000-memory.dmp
memory/2312-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2312-2-0x0000000004280000-0x00000000042AD000-memory.dmp
memory/2312-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2312-5-0x0000000000400000-0x000000000257B000-memory.dmp