Analysis Overview
SHA256
57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22
Threat Level: Known bad
The file 57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22 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
2024-05-07 00:20
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 00:20
Reported
2024-05-07 00:23
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.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 4880 wrote to memory of 1644 | N/A | C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4880 wrote to memory of 1644 | N/A | C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4880 wrote to memory of 1644 | N/A | C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1644 wrote to memory of 896 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1644 wrote to memory of 896 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1644 wrote to memory of 896 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe
"C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 740
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 1004
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 1340
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.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 | 23.62.61.194:443 | www.bing.com | tcp |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| 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 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 52.111.227.14:443 | tcp | |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.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 | 13.179.89.13.in-addr.arpa | udp |
Files
memory/4880-2-0x0000000001C70000-0x0000000001C9D000-memory.dmp
memory/4880-1-0x0000000001D00000-0x0000000001E00000-memory.dmp
memory/4880-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4880-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4880-5-0x0000000000400000-0x0000000001A0A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 00:20
Reported
2024-05-07 00:23
Platform
win11-20240419-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 4204 wrote to memory of 2396 | N/A | C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4204 wrote to memory of 2396 | N/A | C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4204 wrote to memory of 2396 | N/A | C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2396 wrote to memory of 3004 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2396 wrote to memory of 3004 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2396 wrote to memory of 3004 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe
"C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 776
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 788
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 788
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 804
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 976
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 1060
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 1436
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 1344
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "57a4bfb9330ebe116c4de5fa598d6f39092321fde51f2e2bb42470c7969d8a22.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4204 -ip 4204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 1392
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/4204-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4204-2-0x0000000003720000-0x000000000374D000-memory.dmp
memory/4204-1-0x0000000001D40000-0x0000000001E40000-memory.dmp
memory/4204-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4204-5-0x0000000000400000-0x0000000001A0A000-memory.dmp