Analysis Overview
SHA256
1540ff5e7cc37ece5c45e833a54485fdf45082b04582bb1ae556f1af05cc7b7c
Threat Level: Known bad
The file 151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.zip was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Checks computer location settings
Enumerates physical storage devices
Program crash
Unsigned PE
Kills process with taskkill
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-02 13:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-02 13:34
Reported
2024-04-02 13:37
Platform
win7-20240319-en
Max time kernel
117s
Max time network
122s
Command Line
Signatures
GCleaner
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates physical storage devices
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
Processes
C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe
"C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/2968-2-0x0000000000220000-0x000000000024D000-memory.dmp
memory/2968-1-0x0000000000CB0000-0x0000000000DB0000-memory.dmp
memory/2968-3-0x0000000000400000-0x0000000000AF7000-memory.dmp
memory/2968-5-0x0000000000400000-0x0000000000AF7000-memory.dmp
memory/2968-6-0x0000000000CB0000-0x0000000000DB0000-memory.dmp
memory/2968-7-0x0000000000220000-0x000000000024D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-02 13:34
Reported
2024-04-02 13:37
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
153s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.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 2124 wrote to memory of 3764 | N/A | C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2124 wrote to memory of 3764 | N/A | C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2124 wrote to memory of 3764 | N/A | C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3764 wrote to memory of 3276 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3764 wrote to memory of 3276 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3764 wrote to memory of 3276 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe
"C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 740
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 780
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 816
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 1144
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 1320
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "151ef2d3caa9606e6aa1531750361b3e413433c1f884f4d700304f1c6501978a.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.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 | 35.34.16.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 215.143.182.52.in-addr.arpa | udp |
Files
memory/2124-1-0x0000000000DA0000-0x0000000000EA0000-memory.dmp
memory/2124-2-0x0000000002840000-0x000000000286D000-memory.dmp
memory/2124-3-0x0000000000400000-0x0000000000AF7000-memory.dmp
memory/2124-6-0x0000000002840000-0x000000000286D000-memory.dmp
memory/2124-5-0x0000000000400000-0x0000000000AF7000-memory.dmp