Analysis Overview
SHA256
5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb
Threat Level: Known bad
The file 5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb was found to be: Known bad.
Malicious Activity Summary
GCleaner
Downloads MZ/PE file
Loads dropped DLL
Deletes itself
Checks computer location settings
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Program crash
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-04 16:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-04 16:06
Reported
2024-09-04 16:08
Platform
win7-20240903-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
GCleaner
Downloads MZ/PE file
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe | N/A |
Enumerates physical storage devices
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\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.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
Processes
C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe
"C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe" /f
Network
| Country | Destination | Domain | Proto |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
Files
memory/1732-1-0x0000000000570000-0x0000000000670000-memory.dmp
memory/1732-2-0x0000000000220000-0x000000000025B000-memory.dmp
memory/1732-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1732-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/1732-12-0x0000000000570000-0x0000000000670000-memory.dmp
memory/1732-14-0x0000000000220000-0x000000000025B000-memory.dmp
memory/1732-16-0x0000000000400000-0x0000000000452000-memory.dmp
memory/1732-17-0x0000000000400000-0x000000000043F000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PLSLTMYI\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/1732-27-0x0000000000400000-0x0000000000452000-memory.dmp
\Users\Admin\AppData\Local\Temp\PLqV64y6TM4aE3ayeLw6Kt\Y-Cleaner.exe
| MD5 | a8cf5621811f7fac55cfe8cb3fa6b9f6 |
| SHA1 | 121356839e8138a03141f5f5856936a85bd2a474 |
| SHA256 | 614a0362ab87cee48d0935b5bb957d539be1d94c6fdeb3fe42fac4fbe182c10c |
| SHA512 | 4479d951435f222ca7306774002f030972c9f1715d6aaf512fca9420dd79cb6d08240f80129f213851773290254be34f0ff63c7b1f4d554a7db5f84b69e84bdd |
memory/1732-38-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1732-37-0x0000000000570000-0x0000000000670000-memory.dmp
memory/1732-36-0x0000000000400000-0x0000000000452000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-04 16:06
Reported
2024-09-04 16:08
Platform
win10v2004-20240802-en
Max time kernel
91s
Max time network
136s
Command Line
Signatures
GCleaner
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe |
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\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.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 516 wrote to memory of 1088 | N/A | C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 516 wrote to memory of 1088 | N/A | C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 516 wrote to memory of 1088 | N/A | C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1088 wrote to memory of 2020 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1088 wrote to memory of 2020 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1088 wrote to memory of 2020 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe
"C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 516 -ip 516
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "5b80a16b10ae88aa9f46e032f1d68aa7ddd8cd45a3b787e7002c7797b063c9eb.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 516 -s 1528
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.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 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/516-1-0x00000000006A0000-0x00000000007A0000-memory.dmp
memory/516-2-0x00000000021A0000-0x00000000021DB000-memory.dmp
memory/516-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/516-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/516-13-0x00000000006A0000-0x00000000007A0000-memory.dmp
memory/516-15-0x0000000000400000-0x0000000000452000-memory.dmp
memory/516-16-0x00000000021A0000-0x00000000021DB000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6809OHQ0\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/516-18-0x0000000000400000-0x000000000043F000-memory.dmp
memory/516-29-0x0000000000400000-0x0000000000452000-memory.dmp
memory/516-36-0x0000000000400000-0x000000000043F000-memory.dmp
memory/516-35-0x0000000000400000-0x0000000000452000-memory.dmp