Analysis Overview
SHA256
b2205bf1ac85b2cfec1f6510570b0fd3af3f87ca30f121dd77cf4176030924ce
Threat Level: Known bad
The file 9dcdbb8d868ab09f3cf874282cae7dfc was found to be: Known bad.
Malicious Activity Summary
XtremeRAT
Detect XtremeRAT payload
Modifies Installed Components in the registry
UPX packed file
Deletes itself
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-27 02:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-27 02:44
Reported
2024-01-07 10:58
Platform
win7-20231215-en
Max time kernel
150s
Max time network
140s
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 |
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| 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\{ALF74GD4-1L5C-75WV-YG15-0S7007NB3E77}\StubPath = "C:\\Windows\\system32\\hacker\\win32.exe restart" | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{ALF74GD4-1L5C-75WV-YG15-0S7007NB3E77} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{ALF74GD4-1L5C-75WV-YG15-0S7007NB3E77}\StubPath = "C:\\Windows\\system32\\hacker\\win32.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{ALF74GD4-1L5C-75WV-YG15-0S7007NB3E77} | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\explorer.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 |
| 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:\\Windows\\system32\\hacker\\win32.exe" | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.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\\hacker\\win32.exe" | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\hacker\\win32.exe" | C:\Windows\SysWOW64\svchost.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\\hacker\\win32.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\hacker\win32.exe | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| File created | C:\Windows\SysWOW64\hacker\win32.exe | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1796 set thread context of 2116 | N/A | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeRestorePrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe
"C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe"
C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
Files
memory/2116-2-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2116-3-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2116-4-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2116-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2116-7-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2116-9-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2116-11-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2116-12-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2116-13-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2852-21-0x0000000000C80000-0x0000000000C95000-memory.dmp
C:\Windows\SysWOW64\hacker\win32.exe
| MD5 | 9dcdbb8d868ab09f3cf874282cae7dfc |
| SHA1 | 7d40bf0f6ff872aead26a766fe59002f35c2b372 |
| SHA256 | b2205bf1ac85b2cfec1f6510570b0fd3af3f87ca30f121dd77cf4176030924ce |
| SHA512 | 77821fb4992b6cdefd121a3db32a0067f7155a6142fcbb7e3229134b72d708a599721bf73cfded5eba911b9adfa398a3d46f8f1595e98b33ca217ceb031f170a |
memory/2392-28-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2704-25-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2116-29-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/2392-32-0x0000000000C80000-0x0000000000C95000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-27 02:44
Reported
2024-01-07 10:58
Platform
win10v2004-20231215-en
Max time kernel
150s
Max time network
156s
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 |
XtremeRAT
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{ALF74GD4-1L5C-75WV-YG15-0S7007NB3E77} | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{ALF74GD4-1L5C-75WV-YG15-0S7007NB3E77}\StubPath = "C:\\Windows\\system32\\hacker\\win32.exe restart" | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\hacker\\win32.exe" | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\hacker\\win32.exe" | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\hacker\win32.exe | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\hacker\win32.exe | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1944 set thread context of 4064 | N/A | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe
"C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe"
C:\Users\Admin\AppData\Local\Temp\9dcdbb8d868ab09f3cf874282cae7dfc.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
C:\Windows\SysWOW64\explorer.exe
explorer.exe
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 16.234.44.23.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 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | 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 | 13.107.21.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 120.150.79.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mistero1986.no-ip.org | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
Files
memory/4064-2-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/4064-4-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/4064-5-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/4064-6-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/4064-12-0x0000000000C80000-0x0000000000C95000-memory.dmp
memory/4064-14-0x0000000000C80000-0x0000000000C95000-memory.dmp