Analysis Overview
SHA256
166442c074a934e41a2baeedfacebad90f937671eff00e0fa120987000bbd17d
Threat Level: Known bad
The file 3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.zip 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 AdjustPrivilegeToken
Kills process with taskkill
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
122s
Max time network
126s
Command Line
Signatures
GCleaner
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\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe
"C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/2096-2-0x0000000000220000-0x000000000024D000-memory.dmp
memory/2096-1-0x0000000002E80000-0x0000000002F80000-memory.dmp
memory/2096-3-0x0000000000400000-0x0000000002D48000-memory.dmp
memory/2096-5-0x0000000000400000-0x0000000002D48000-memory.dmp
memory/2096-6-0x0000000002E80000-0x0000000002F80000-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
147s
Max time network
153s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.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 2276 wrote to memory of 3560 | N/A | C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2276 wrote to memory of 3560 | N/A | C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2276 wrote to memory of 3560 | N/A | C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3560 wrote to memory of 60 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3560 wrote to memory of 60 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3560 wrote to memory of 60 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe
"C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 796
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 908
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 988
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 1284
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 1372
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 66.134.221.88.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| 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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.173.189.20.in-addr.arpa | udp |
Files
memory/2276-2-0x0000000004A90000-0x0000000004ABD000-memory.dmp
memory/2276-1-0x0000000002D90000-0x0000000002E90000-memory.dmp
memory/2276-3-0x0000000000400000-0x0000000002D48000-memory.dmp
memory/2276-6-0x0000000002D90000-0x0000000002E90000-memory.dmp
memory/2276-8-0x0000000004A90000-0x0000000004ABD000-memory.dmp
memory/2276-10-0x0000000000400000-0x0000000002D48000-memory.dmp