Analysis Overview
SHA256
17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739
Threat Level: Known bad
The file 17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Checks computer location settings
Deletes itself
Program crash
Enumerates physical storage devices
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
2024-09-02 16:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-02 16:43
Reported
2024-09-02 16:46
Platform
win7-20240704-en
Max time kernel
117s
Max time network
117s
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\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.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\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe
"C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe" /f
Network
| Country | Destination | Domain | Proto |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
Files
memory/2520-1-0x00000000005F0000-0x00000000006F0000-memory.dmp
memory/2520-2-0x0000000000220000-0x000000000024D000-memory.dmp
memory/2520-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2520-7-0x00000000005F0000-0x00000000006F0000-memory.dmp
memory/2520-9-0x0000000000220000-0x000000000024D000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\4RXRX1VH\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/2520-11-0x0000000000400000-0x000000000044B000-memory.dmp
memory/2520-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2520-21-0x0000000000400000-0x000000000044B000-memory.dmp
memory/2520-23-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2520-22-0x00000000005F0000-0x00000000006F0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-02 16:43
Reported
2024-09-02 16:46
Platform
win10v2004-20240802-en
Max time kernel
93s
Max time network
106s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.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\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe |
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\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.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 4908 wrote to memory of 4004 | N/A | C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4908 wrote to memory of 4004 | N/A | C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4908 wrote to memory of 4004 | N/A | C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4004 wrote to memory of 2436 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4004 wrote to memory of 2436 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4004 wrote to memory of 2436 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe
"C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4908 -ip 4908
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "17755d80106436dddce6838115080879d71e018056ed2f72470ff8ddb7a48739.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 1460
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/4908-1-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/4908-2-0x00000000005E0000-0x000000000060D000-memory.dmp
memory/4908-3-0x0000000000400000-0x000000000042F000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2VX66VOV\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/4908-9-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/4908-10-0x0000000000400000-0x000000000044B000-memory.dmp
memory/4908-12-0x00000000005E0000-0x000000000060D000-memory.dmp
memory/4908-13-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4908-21-0x0000000000400000-0x000000000044B000-memory.dmp
memory/4908-22-0x0000000000400000-0x000000000042F000-memory.dmp