Analysis Overview
SHA256
6f401be102cc2060edd4c301f9bfff71ecf37f29e5cff3a42129c6e46c2e47d5
Threat Level: Known bad
The file a78f5b9da6c323a9b325511f6318d265 was found to be: Known bad.
Malicious Activity Summary
Detect XtremeRAT payload
XtremeRAT
Modifies Installed Components in the registry
UPX packed file
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-26 22:56
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-26 22:56
Reported
2024-02-26 22:59
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
153s
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 |
XtremeRAT
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Program Files (x86)\\windows\\window.exe restart" | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2} | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.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 |
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2744 set thread context of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\windows\window.exe | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| File created | C:\Program Files (x86)\windows\window.exe | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe
"C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe"
C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe
C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 52.111.229.48:443 | tcp | |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
| US | 8.8.8.8:53 | 16.173.189.20.in-addr.arpa | udp |
Files
memory/2696-2-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2696-4-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2696-5-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2696-6-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/4544-12-0x0000000000C80000-0x0000000000CA8000-memory.dmp
C:\Program Files (x86)\windows\window.exe
| MD5 | a78f5b9da6c323a9b325511f6318d265 |
| SHA1 | c5574fde465517b9092be055aae25f2f243dd8c7 |
| SHA256 | 6f401be102cc2060edd4c301f9bfff71ecf37f29e5cff3a42129c6e46c2e47d5 |
| SHA512 | 2fa71e0c974538648f7510f7d4595991e340dfba54060954a64860106491fc9d94dc9191f5d0332aaa79bce6681ba7d921d591f5ddb1b91cf328818b1fc06f2a |
memory/4668-14-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2696-15-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/4668-17-0x0000000000C80000-0x0000000000CA8000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-26 22:56
Reported
2024-02-26 22:59
Platform
win7-20240221-en
Max time kernel
149s
Max time network
153s
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 |
XtremeRAT
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2} | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Program Files (x86)\\windows\\window.exe restart" | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Program Files (x86)\\windows\\window.exe" | 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 |
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Program Files (x86)\\windows\\window.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2936 set thread context of 2596 | N/A | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\windows\window.exe | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| File created | C:\Program Files (x86)\windows\window.exe | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe
"C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe"
C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe
C:\Users\Admin\AppData\Local\Temp\a78f5b9da6c323a9b325511f6318d265.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | drrashash.zapto.org | udp |
Files
memory/2596-2-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2596-4-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2596-5-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2596-6-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2552-12-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2552-14-0x0000000000C80000-0x0000000000CA8000-memory.dmp
C:\Program Files (x86)\windows\window.exe
| MD5 | a78f5b9da6c323a9b325511f6318d265 |
| SHA1 | c5574fde465517b9092be055aae25f2f243dd8c7 |
| SHA256 | 6f401be102cc2060edd4c301f9bfff71ecf37f29e5cff3a42129c6e46c2e47d5 |
| SHA512 | 2fa71e0c974538648f7510f7d4595991e340dfba54060954a64860106491fc9d94dc9191f5d0332aaa79bce6681ba7d921d591f5ddb1b91cf328818b1fc06f2a |
memory/2684-18-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2596-19-0x0000000000C80000-0x0000000000CA8000-memory.dmp
memory/2684-21-0x0000000000C80000-0x0000000000CA8000-memory.dmp