Analysis Overview
SHA256
ec8b0d660f214ab46007193942ebb9af1300a9fee3f9a6dc2eff8c54cc03a845
Threat Level: Known bad
The file 9de886a7731171c2c19d3bbfb338a825 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
Drops file in System32 directory
Suspicious use of SetThreadContext
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
2023-12-27 02:45
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-27 02:45
Reported
2024-01-07 11:00
Platform
win7-20231215-en
Max time kernel
168s
Max time network
186s
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 |
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| 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\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\system32\\InstallDir\\scvhos.exe restart" | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.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:\\Windows\\system32\\InstallDir\\scvhos.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 |
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| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\InstallDir\scvhos.exe | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| File created | C:\Windows\SysWOW64\InstallDir\scvhos.exe | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2232 set thread context of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe
C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe
C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe
"C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
Files
memory/2232-0-0x0000000000400000-0x000000000040F000-memory.dmp
memory/2232-4-0x0000000000230000-0x000000000023F000-memory.dmp
memory/2792-8-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2792-9-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2792-7-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2232-6-0x0000000000400000-0x000000000040F000-memory.dmp
memory/2792-3-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2876-17-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2880-21-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2876-15-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2792-22-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2880-24-0x0000000000C80000-0x0000000000C95000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-27 02:45
Reported
2024-01-07 11:00
Platform
win10v2004-20231215-en
Max time kernel
165s
Max time network
182s
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:\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:\\Windows\\system32\\InstallDir\\scvhos.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\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\system32\\InstallDir\\scvhos.exe restart" | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\InstallDir\scvhos.exe | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
| File created | C:\Windows\SysWOW64\InstallDir\scvhos.exe | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1428 set thread context of 3300 | N/A | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.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\9de886a7731171c2c19d3bbfb338a825.exe
"C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe"
C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe
C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | 91.65.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
| US | 8.8.8.8:53 | rupertotito.no-ip.biz | udp |
Files
memory/1428-0-0x0000000000400000-0x000000000040F000-memory.dmp
memory/1428-2-0x0000000000400000-0x000000000040F000-memory.dmp
memory/3300-4-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/1428-6-0x0000000000400000-0x000000000040F000-memory.dmp
memory/3300-7-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/3300-8-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/3300-9-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/3512-15-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/4476-16-0x0000000000C80000-0x0000000000C95000-memory.dmp
C:\Windows\SysWOW64\InstallDir\scvhos.exe
| MD5 | 9de886a7731171c2c19d3bbfb338a825 |
| SHA1 | 0bf128eba4767328b78e764804e1c161a722aaee |
| SHA256 | ec8b0d660f214ab46007193942ebb9af1300a9fee3f9a6dc2eff8c54cc03a845 |
| SHA512 | e2286d216b895df7b581e8682eb7c3efc60c680a45fa6383e76ff814a8385e57f87bd3377037cbd8c106d7a4a95f19fa63d8ad4417dbb3e659d5d7654ca43e81 |
memory/3300-18-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/4476-20-0x0000000000C80000-0x0000000000C95000-memory.dmp