Analysis Overview
SHA256
9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f
Threat Level: Known bad
The file 9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f was found to be: Known bad.
Malicious Activity Summary
GCleaner
Downloads MZ/PE file
Checks computer location settings
Deletes itself
Loads dropped DLL
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
2024-09-03 07:38
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-03 07:38
Reported
2024-09-03 07:41
Platform
win7-20240903-en
Max time kernel
122s
Max time network
123s
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\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.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\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.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\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe
"C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe" /f
Network
| Country | Destination | Domain | Proto |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
Files
memory/2308-1-0x0000000000270000-0x0000000000370000-memory.dmp
memory/2308-2-0x0000000000600000-0x000000000063C000-memory.dmp
memory/2308-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2308-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/2308-14-0x0000000000270000-0x0000000000370000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\S8GI6B9B\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/2308-16-0x0000000000600000-0x000000000063C000-memory.dmp
memory/2308-18-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2308-17-0x0000000000400000-0x00000000005FA000-memory.dmp
\Users\Admin\AppData\Local\Temp\xVKvv75TC1Smfwj7wa\Y-Cleaner.exe
| MD5 | a8cf5621811f7fac55cfe8cb3fa6b9f6 |
| SHA1 | 121356839e8138a03141f5f5856936a85bd2a474 |
| SHA256 | 614a0362ab87cee48d0935b5bb957d539be1d94c6fdeb3fe42fac4fbe182c10c |
| SHA512 | 4479d951435f222ca7306774002f030972c9f1715d6aaf512fca9420dd79cb6d08240f80129f213851773290254be34f0ff63c7b1f4d554a7db5f84b69e84bdd |
memory/2308-36-0x0000000000270000-0x0000000000370000-memory.dmp
memory/2308-37-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2308-35-0x0000000000400000-0x00000000005FA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-03 07:38
Reported
2024-09-03 07:41
Platform
win10v2004-20240802-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
GCleaner
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.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\taskkill.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.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
| Description | Indicator | Process | Target |
| PID 3264 wrote to memory of 1448 | N/A | C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3264 wrote to memory of 1448 | N/A | C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3264 wrote to memory of 1448 | N/A | C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1448 wrote to memory of 4100 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1448 wrote to memory of 4100 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1448 wrote to memory of 4100 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe
"C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 444
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 864
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 928
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 932
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 1144
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 1676
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 532
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "9e379c719a9b404dcdc43c970e3e62b52cf13b0ef4497420f05775612fb4361f.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 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.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 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/3264-1-0x00000000007A0000-0x00000000008A0000-memory.dmp
memory/3264-2-0x0000000000760000-0x000000000079C000-memory.dmp
memory/3264-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3264-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/3264-13-0x00000000007A0000-0x00000000008A0000-memory.dmp
memory/3264-16-0x0000000000760000-0x000000000079C000-memory.dmp
memory/3264-15-0x0000000000400000-0x00000000005FA000-memory.dmp
memory/3264-17-0x0000000000400000-0x000000000043F000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6809OHQ0\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/3264-29-0x0000000000400000-0x00000000005FA000-memory.dmp
memory/3264-36-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3264-35-0x0000000000400000-0x00000000005FA000-memory.dmp