Analysis Overview
SHA256
d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7
Threat Level: Known bad
The file d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-05 22:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-05 22:51
Reported
2024-09-05 22:56
Platform
win7-20240903-en
Max time kernel
240s
Max time network
246s
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
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\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.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\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe
"C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" /f
Network
| Country | Destination | Domain | Proto |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
Files
memory/2248-2-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2248-1-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/2248-3-0x0000000000400000-0x00000000005FE000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\NQU8S4LJ\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/2248-9-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/2248-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2248-11-0x0000000000400000-0x00000000005FE000-memory.dmp
memory/2248-23-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/2248-22-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2248-21-0x0000000000400000-0x00000000005FE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-05 22:51
Reported
2024-09-05 22:56
Platform
win10-20240611-en
Max time kernel
190s
Max time network
299s
Command Line
Signatures
GCleaner
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\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.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 1592 wrote to memory of 4628 | N/A | C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1592 wrote to memory of 4628 | N/A | C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1592 wrote to memory of 4628 | N/A | C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4628 wrote to memory of 4280 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4628 wrote to memory of 4280 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4628 wrote to memory of 4280 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe
"C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 796
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 856
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 948
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 1116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 1132
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 1272
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" /f
Network
| Country | Destination | Domain | Proto |
| 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 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.73.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
Files
memory/1592-2-0x0000000002200000-0x000000000222D000-memory.dmp
memory/1592-1-0x0000000000650000-0x0000000000750000-memory.dmp
memory/1592-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1592-8-0x0000000000650000-0x0000000000750000-memory.dmp
memory/1592-9-0x0000000000400000-0x00000000005FE000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZVQ9VIUB\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/1592-11-0x0000000002200000-0x000000000222D000-memory.dmp
memory/1592-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1592-22-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1592-21-0x0000000000400000-0x00000000005FE000-memory.dmp