Analysis Overview
SHA256
c0e34561ec76a6668d534f3f9e4b5e6438674cd7f3d3bba2459b3622ed8d6c50
Threat Level: Known bad
The file 9a78b64258f92758181308bf700a48e2.exe was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Checks computer location settings
System Location Discovery: System Language Discovery
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
2024-09-02 09:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-02 09:28
Reported
2024-09-02 09:31
Platform
win7-20240708-en
Max time kernel
119s
Max time network
120s
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\9a78b64258f92758181308bf700a48e2.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 2984 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2984 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2984 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2984 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2692 wrote to memory of 2636 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2692 wrote to memory of 2636 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2692 wrote to memory of 2636 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2692 wrote to memory of 2636 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe
"C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "9a78b64258f92758181308bf700a48e2.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "9a78b64258f92758181308bf700a48e2.exe" /f
Network
| Country | Destination | Domain | Proto |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
Files
memory/2984-1-0x0000000000760000-0x0000000000860000-memory.dmp
memory/2984-3-0x0000000000400000-0x00000000005F7000-memory.dmp
memory/2984-2-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2984-8-0x0000000000760000-0x0000000000860000-memory.dmp
memory/2984-9-0x0000000000400000-0x000000000042F000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\YW15VCHK\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/2984-11-0x0000000000400000-0x00000000005F7000-memory.dmp
memory/2984-21-0x0000000000400000-0x00000000005F7000-memory.dmp
memory/2984-23-0x0000000000760000-0x0000000000860000-memory.dmp
memory/2984-22-0x0000000000400000-0x000000000042F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-02 09:28
Reported
2024-09-02 09:31
Platform
win10v2004-20240802-en
Max time kernel
92s
Max time network
137s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.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\9a78b64258f92758181308bf700a48e2.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 2516 wrote to memory of 3716 | N/A | C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2516 wrote to memory of 3716 | N/A | C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2516 wrote to memory of 3716 | N/A | C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3716 wrote to memory of 760 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3716 wrote to memory of 760 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3716 wrote to memory of 760 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe
"C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 2516 -ip 2516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 740
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2516 -ip 2516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 2516 -ip 2516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2516 -ip 2516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 832
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2516 -ip 2516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2516 -ip 2516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 1000
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 2516 -ip 2516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 1424
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "9a78b64258f92758181308bf700a48e2.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9a78b64258f92758181308bf700a48e2.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 2516 -ip 2516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 1364
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "9a78b64258f92758181308bf700a48e2.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 | 138.136.73.23.in-addr.arpa | udp |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.75.66.80.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/2516-1-0x00000000006C0000-0x00000000007C0000-memory.dmp
memory/2516-2-0x0000000000690000-0x00000000006BD000-memory.dmp
memory/2516-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2516-8-0x00000000006C0000-0x00000000007C0000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\N27JXEQ0\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/2516-11-0x0000000000690000-0x00000000006BD000-memory.dmp
memory/2516-10-0x0000000000400000-0x00000000005F7000-memory.dmp
memory/2516-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2516-22-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2516-21-0x0000000000400000-0x00000000005F7000-memory.dmp