Analysis Overview
SHA256
126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6
Threat Level: Known bad
The file 126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Downloads MZ/PE file
Loads dropped DLL
Deletes itself
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
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
2024-09-01 17:13
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-01 17:13
Reported
2024-09-01 17:15
Platform
win7-20240708-en
Max time kernel
121s
Max time network
126s
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\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.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:\Windows\SysWOW64\taskkill.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.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
Processes
C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe
"C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe" /f
Network
| Country | Destination | Domain | Proto |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
Files
memory/1664-1-0x0000000000700000-0x0000000000800000-memory.dmp
memory/1664-2-0x0000000000230000-0x000000000026C000-memory.dmp
memory/1664-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1664-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/1664-12-0x0000000000700000-0x0000000000800000-memory.dmp
memory/1664-14-0x0000000000230000-0x000000000026C000-memory.dmp
memory/1664-17-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1664-16-0x0000000000400000-0x00000000005F7000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\HTBGGANG\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/1664-29-0x0000000000400000-0x00000000005F7000-memory.dmp
\Users\Admin\AppData\Local\Temp\UBW4uCwfSHf5H7ZLZ9\Y-Cleaner.exe
| MD5 | a8cf5621811f7fac55cfe8cb3fa6b9f6 |
| SHA1 | 121356839e8138a03141f5f5856936a85bd2a474 |
| SHA256 | 614a0362ab87cee48d0935b5bb957d539be1d94c6fdeb3fe42fac4fbe182c10c |
| SHA512 | 4479d951435f222ca7306774002f030972c9f1715d6aaf512fca9420dd79cb6d08240f80129f213851773290254be34f0ff63c7b1f4d554a7db5f84b69e84bdd |
memory/1664-38-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1664-37-0x0000000000700000-0x0000000000800000-memory.dmp
memory/1664-36-0x0000000000400000-0x00000000005F7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-01 17:13
Reported
2024-09-01 17:15
Platform
win10v2004-20240802-en
Max time kernel
95s
Max time network
152s
Command Line
Signatures
GCleaner
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe | N/A |
Enumerates physical storage devices
Program crash
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\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.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
| Description | Indicator | Process | Target |
| PID 828 wrote to memory of 3920 | N/A | C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 828 wrote to memory of 3920 | N/A | C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 828 wrote to memory of 3920 | N/A | C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3920 wrote to memory of 868 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3920 wrote to memory of 868 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3920 wrote to memory of 868 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe
"C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 448
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 784
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 836
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 928
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 1004
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 1568
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 1600
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "126c47a436b70e43e6515330dc1b44f974570d6738f3ed63481df6d6d1fc79a6.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.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 | 71.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/828-1-0x00000000006E0000-0x00000000007E0000-memory.dmp
memory/828-2-0x0000000002350000-0x000000000238C000-memory.dmp
memory/828-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/828-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/828-13-0x00000000006E0000-0x00000000007E0000-memory.dmp
memory/828-16-0x0000000002350000-0x000000000238C000-memory.dmp
memory/828-15-0x0000000000400000-0x00000000005F7000-memory.dmp
memory/828-17-0x0000000000400000-0x000000000043F000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BOIFDBOU\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/828-27-0x0000000000400000-0x00000000005F7000-memory.dmp
memory/828-36-0x0000000000400000-0x000000000043F000-memory.dmp
memory/828-35-0x0000000000400000-0x00000000005F7000-memory.dmp