Analysis Overview
SHA256
2567a4997039d3514ff830fc78b2e33c563f8af4b88bf0f161fea042535862ef
Threat Level: Known bad
The file 99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.zip was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Checks computer location settings
Program crash
Unsigned PE
Enumerates physical storage devices
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
win7-20240221-en
Max time kernel
118s
Max time network
124s
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\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe
"C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/1084-1-0x00000000002B0000-0x00000000003B0000-memory.dmp
memory/1084-2-0x00000000001B0000-0x00000000001DD000-memory.dmp
memory/1084-3-0x0000000000400000-0x0000000000AF7000-memory.dmp
memory/1084-5-0x0000000000400000-0x0000000000AF7000-memory.dmp
memory/1084-7-0x00000000001B0000-0x00000000001DD000-memory.dmp
memory/1084-6-0x00000000002B0000-0x00000000003B0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-02 13:34
Reported
2024-04-02 13:38
Platform
win10v2004-20240226-en
Max time kernel
145s
Max time network
168s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.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 1708 wrote to memory of 852 | N/A | C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1708 wrote to memory of 852 | N/A | C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1708 wrote to memory of 852 | N/A | C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 852 wrote to memory of 1636 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 852 wrote to memory of 1636 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 852 wrote to memory of 1636 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe
"C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1708 -ip 1708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1708 -ip 1708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1708 -ip 1708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 784
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1708 -ip 1708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 792
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1708 -ip 1708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 812
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1708 -ip 1708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 936
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1708 -ip 1708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 1004
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1708 -ip 1708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 1352
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 1708 -ip 1708
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 1448
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.135.221.88.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 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 66.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.143.182.52.in-addr.arpa | udp |
Files
memory/1708-1-0x0000000000DD0000-0x0000000000ED0000-memory.dmp
memory/1708-2-0x0000000000DA0000-0x0000000000DCD000-memory.dmp
memory/1708-3-0x0000000000400000-0x0000000000AF7000-memory.dmp
memory/1708-6-0x0000000000DD0000-0x0000000000ED0000-memory.dmp
memory/1708-7-0x0000000000DA0000-0x0000000000DCD000-memory.dmp
memory/1708-11-0x0000000000400000-0x0000000000AF7000-memory.dmp