Analysis Overview
SHA256
d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e
Threat Level: Known bad
The file d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e was found to be: Known bad.
Malicious Activity Summary
GCleaner
Downloads MZ/PE file
Checks computer location settings
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
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
2024-09-02 09:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-02 09:02
Reported
2024-09-02 09:05
Platform
win10v2004-20240802-en
Max time kernel
93s
Max time network
95s
Command Line
Signatures
GCleaner
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.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\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe |
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\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.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 2332 wrote to memory of 1504 | N/A | C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2332 wrote to memory of 1504 | N/A | C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2332 wrote to memory of 1504 | N/A | C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1504 wrote to memory of 4676 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1504 wrote to memory of 4676 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1504 wrote to memory of 4676 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe
"C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2332 -ip 2332
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 1620
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| RU | 80.66.75.114:80 | 80.66.75.114 | tcp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.75.66.80.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/2332-1-0x0000000000520000-0x0000000000620000-memory.dmp
memory/2332-2-0x0000000002090000-0x00000000020CC000-memory.dmp
memory/2332-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2332-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/2332-13-0x0000000000520000-0x0000000000620000-memory.dmp
memory/2332-15-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2332-16-0x0000000002090000-0x00000000020CC000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\KDOTUZKP\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/2332-18-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2332-29-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2332-36-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2332-35-0x0000000000400000-0x0000000000453000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-02 09:02
Reported
2024-09-02 09:05
Platform
win11-20240802-en
Max time kernel
33s
Max time network
141s
Command Line
Signatures
GCleaner
Downloads MZ/PE file
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\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.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\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.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 3140 wrote to memory of 2620 | N/A | C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3140 wrote to memory of 2620 | N/A | C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3140 wrote to memory of 2620 | N/A | C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2620 wrote to memory of 2808 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2620 wrote to memory of 2808 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2620 wrote to memory of 2808 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe
"C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "d45a5a500fe7c053a809df957fe4bfce5a54ba99693c57bb7216accc32ebce1e.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3140 -ip 3140
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3140 -s 1760
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 |
Files
memory/3140-1-0x00000000005F0000-0x00000000006F0000-memory.dmp
memory/3140-2-0x00000000022E0000-0x000000000231C000-memory.dmp
memory/3140-3-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3140-8-0x0000000010000000-0x000000001001C000-memory.dmp
memory/3140-13-0x00000000005F0000-0x00000000006F0000-memory.dmp
memory/3140-15-0x0000000000400000-0x0000000000453000-memory.dmp
memory/3140-16-0x00000000022E0000-0x000000000231C000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JL3S1NU9\download[1].htm
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/3140-18-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3140-35-0x0000000000400000-0x0000000000453000-memory.dmp
memory/3140-36-0x0000000000400000-0x000000000043F000-memory.dmp