Analysis Overview
SHA256
8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45
Threat Level: Known bad
The file 8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Downloads MZ/PE file
Checks computer location settings
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
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
2024-09-02 21:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-02 21:23
Reported
2024-09-02 21:26
Platform
win10v2004-20240802-en
Max time kernel
148s
Max time network
151s
Command Line
Signatures
GCleaner
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | N/A |
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\taskkill.exe | N/A |
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 4908 wrote to memory of 3240 | N/A | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4908 wrote to memory of 3240 | N/A | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4908 wrote to memory of 3240 | N/A | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3240 wrote to memory of 4048 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3240 wrote to memory of 4048 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3240 wrote to memory of 4048 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe
"C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 472
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 520
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 768
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 788
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 912
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 988
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 1136
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 1544
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4908 -ip 4908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 1488
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe" /f
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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
| US | 8.8.8.8:53 | 114.75.66.80.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
Files
memory/4908-1-0x0000000000460000-0x0000000000560000-memory.dmp
memory/4908-2-0x00000000006E0000-0x000000000071C000-memory.dmp
memory/4908-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4908-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/4908-13-0x0000000000460000-0x0000000000560000-memory.dmp
memory/4908-14-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4908-16-0x00000000006E0000-0x000000000071C000-memory.dmp
memory/4908-17-0x0000000000400000-0x000000000043F000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZK5NPJWQ\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/4908-36-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4908-35-0x0000000000400000-0x0000000000453000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-02 21:23
Reported
2024-09-02 21:26
Platform
win11-20240802-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
GCleaner
Downloads MZ/PE file
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\taskkill.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
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 2992 wrote to memory of 2900 | N/A | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2992 wrote to memory of 2900 | N/A | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2992 wrote to memory of 2900 | N/A | C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2900 wrote to memory of 4240 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2900 wrote to memory of 4240 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2900 wrote to memory of 4240 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe
"C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 2992 -ip 2992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 476
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2992 -ip 2992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 480
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2992 -ip 2992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 848
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2992 -ip 2992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2992 -ip 2992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 1080
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2992 -ip 2992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 1068
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2992 -ip 2992
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "8a843dd2a268a19fc36a9209d02882cbd0ed3771648668356f3e0f43776b8a45.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 2900
Network
| Country | Destination | Domain | Proto |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
| US | 8.8.8.8:53 | 114.75.66.80.in-addr.arpa | udp |
Files
memory/2992-1-0x0000000000770000-0x0000000000870000-memory.dmp
memory/2992-2-0x0000000000710000-0x000000000074C000-memory.dmp
memory/2992-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2992-4-0x0000000010000000-0x000000001001C000-memory.dmp
memory/2992-7-0x0000000000770000-0x0000000000870000-memory.dmp
memory/2992-8-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2992-9-0x0000000000710000-0x000000000074C000-memory.dmp
memory/2992-10-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2992-13-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2992-18-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2992-19-0x0000000000400000-0x000000000043F000-memory.dmp