Analysis Overview
SHA256
37c8502f5be6243de18cb2f92e2f88d72c14cd7bffe96033319f2be9bed1baaa
Threat Level: Known bad
The file 49a530d2755b919dee5bdd26d931925c.exe was found to be: Known bad.
Malicious Activity Summary
GCleaner
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
2024-09-06 07:05
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-06 07:05
Reported
2024-09-06 07:07
Platform
win7-20240903-en
Max time kernel
120s
Max time network
122s
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\49a530d2755b919dee5bdd26d931925c.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 1860 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1860 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1860 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1860 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2696 wrote to memory of 2700 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2696 wrote to memory of 2700 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2696 wrote to memory of 2700 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2696 wrote to memory of 2700 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe
"C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "49a530d2755b919dee5bdd26d931925c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "49a530d2755b919dee5bdd26d931925c.exe" /f
Network
| Country | Destination | Domain | Proto |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
Files
memory/1860-1-0x00000000004D0000-0x00000000005D0000-memory.dmp
memory/1860-3-0x0000000000400000-0x000000000044B000-memory.dmp
memory/1860-2-0x0000000000400000-0x000000000042F000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\F91VN88R\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/1860-9-0x00000000004D0000-0x00000000005D0000-memory.dmp
memory/1860-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1860-12-0x0000000000400000-0x000000000044B000-memory.dmp
memory/1860-21-0x0000000000400000-0x000000000044B000-memory.dmp
memory/1860-22-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1860-23-0x00000000004D0000-0x00000000005D0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-06 07:05
Reported
2024-09-06 07:07
Platform
win10v2004-20240802-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.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:\Windows\SysWOW64\cmd.exe | N/A |
| 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\49a530d2755b919dee5bdd26d931925c.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 4372 wrote to memory of 3504 | N/A | C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4372 wrote to memory of 3504 | N/A | C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4372 wrote to memory of 3504 | N/A | C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3504 wrote to memory of 1776 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3504 wrote to memory of 1776 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3504 wrote to memory of 1776 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe
"C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 780
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 816
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 1000
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 1128
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 1332
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "49a530d2755b919dee5bdd26d931925c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\49a530d2755b919dee5bdd26d931925c.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4372 -ip 4372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 1296
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "49a530d2755b919dee5bdd26d931925c.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.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 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/4372-1-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/4372-2-0x00000000005E0000-0x000000000060D000-memory.dmp
memory/4372-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4372-8-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/4372-9-0x0000000000400000-0x000000000044B000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YYI0S376\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/4372-11-0x00000000005E0000-0x000000000060D000-memory.dmp
memory/4372-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4372-21-0x0000000000400000-0x000000000044B000-memory.dmp
memory/4372-22-0x0000000000400000-0x000000000042F000-memory.dmp