Analysis Overview
SHA256
14b0127bb7f2f4054b43af380118b2e6cf5c50ff256f755a843fa62eb0eff0aa
Threat Level: Known bad
The file a79476d5858ad853bdc29614261fb19f was found to be: Known bad.
Malicious Activity Summary
Detect XtremeRAT payload
XtremeRAT
Modifies Installed Components in the registry
UPX packed file
Suspicious use of SetThreadContext
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-26 23:05
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-26 23:05
Reported
2024-02-26 23:08
Platform
win7-20240221-en
Max time kernel
147s
Max time network
124s
Command Line
Signatures
Detect XtremeRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
XtremeRAT
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P} | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P}\StubPath = "C:\\Windows\\system32\\microsoft\\xtreme.exe restart" | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P}\StubPath = "C:\\Windows\\system32\\microsoft\\xtreme.exe restart" | C:\Windows\SysWOW64\svchost.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\microsoft\xtreme.exe | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | N/A |
| File created | C:\Windows\SysWOW64\microsoft\xtreme.exe | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2276 set thread context of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe
"C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe"
C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe
"C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\notepad.exe
notepad.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp |
Files
memory/2276-0-0x0000000000220000-0x000000000022D000-memory.dmp
memory/2276-1-0x0000000000220000-0x000000000022D000-memory.dmp
memory/2340-2-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2340-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2276-7-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2340-6-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2340-5-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2340-8-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2340-9-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2536-15-0x0000000000C80000-0x0000000000C93000-memory.dmp
C:\Windows\SysWOW64\microsoft\xtreme.exe
| MD5 | a79476d5858ad853bdc29614261fb19f |
| SHA1 | f667e64ec8af2bae6dd5309bc31cc991fc9c1f9a |
| SHA256 | 14b0127bb7f2f4054b43af380118b2e6cf5c50ff256f755a843fa62eb0eff0aa |
| SHA512 | 9cdbe52289a75b79ac785e7e0c1666d9a760b29cf28a7103ebe00379bb54c4743afd6aaf6118da1236006b61a0b4d97197e67b60ed9b56fb94324ca28932c148 |
memory/2604-19-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2340-20-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2604-22-0x0000000000C80000-0x0000000000C93000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-26 23:05
Reported
2024-02-26 23:08
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Detect XtremeRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
XtremeRAT
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P} | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P}\StubPath = "C:\\Windows\\system32\\microsoft\\xtreme.exe restart" | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P}\StubPath = "C:\\Windows\\system32\\microsoft\\xtreme.exe restart" | C:\Windows\SysWOW64\svchost.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\microsoft\xtreme.exe | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | N/A |
| File created | C:\Windows\SysWOW64\microsoft\xtreme.exe | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 516 set thread context of 2392 | N/A | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe | C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe
"C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe"
C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe
"C:\Users\Admin\AppData\Local\Temp\a79476d5858ad853bdc29614261fb19f.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\notepad.exe
notepad.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | udp |
Files
memory/516-1-0x00000000005D0000-0x00000000005DD000-memory.dmp
memory/516-0-0x00000000005D0000-0x00000000005DD000-memory.dmp
memory/2392-2-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2392-3-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/516-4-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2392-5-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2392-6-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/732-10-0x0000000000C80000-0x0000000000C93000-memory.dmp
C:\Windows\SysWOW64\microsoft\xtreme.exe
| MD5 | a79476d5858ad853bdc29614261fb19f |
| SHA1 | f667e64ec8af2bae6dd5309bc31cc991fc9c1f9a |
| SHA256 | 14b0127bb7f2f4054b43af380118b2e6cf5c50ff256f755a843fa62eb0eff0aa |
| SHA512 | 9cdbe52289a75b79ac785e7e0c1666d9a760b29cf28a7103ebe00379bb54c4743afd6aaf6118da1236006b61a0b4d97197e67b60ed9b56fb94324ca28932c148 |
memory/3524-12-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/2392-13-0x0000000000C80000-0x0000000000C93000-memory.dmp
memory/3524-15-0x0000000000C80000-0x0000000000C93000-memory.dmp