Analysis Overview
SHA256
dcfe479392c35f0f28330b163654c127fc61e4514a6a9229a5a93a4a80cc9881
Threat Level: Known bad
The file 3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.zip was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Checks computer location settings
Unsigned PE
Program crash
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
120s
Max time network
121s
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\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe
"C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/1904-1-0x00000000002D0000-0x00000000003D0000-memory.dmp
memory/1904-2-0x00000000001D0000-0x00000000001FD000-memory.dmp
memory/1904-3-0x0000000000400000-0x0000000000544000-memory.dmp
memory/1904-6-0x00000000002D0000-0x00000000003D0000-memory.dmp
memory/1904-5-0x0000000000400000-0x0000000000544000-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
92s
Max time network
102s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.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 1752 wrote to memory of 5068 | N/A | C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1752 wrote to memory of 5068 | N/A | C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1752 wrote to memory of 5068 | N/A | C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5068 wrote to memory of 1560 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 5068 wrote to memory of 1560 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 5068 wrote to memory of 1560 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe
"C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1752 -ip 1752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 744
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1752 -ip 1752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 744
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1752 -ip 1752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 744
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1752 -ip 1752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 836
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1752 -ip 1752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1752 -ip 1752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 952
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 1752 -ip 1752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 1336
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1752 -ip 1752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 1380
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.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 | 202.135.221.88.in-addr.arpa | udp |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.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 | 35.34.16.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| IE | 52.111.236.23:443 | tcp | |
| US | 8.8.8.8:53 | 66.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/1752-2-0x00000000022A0000-0x00000000022CD000-memory.dmp
memory/1752-3-0x0000000000400000-0x0000000000544000-memory.dmp
memory/1752-1-0x0000000000800000-0x0000000000900000-memory.dmp
memory/1752-5-0x0000000000400000-0x0000000000544000-memory.dmp
memory/1752-6-0x00000000022A0000-0x00000000022CD000-memory.dmp