Analysis Overview
SHA256
bbcd9cd4a24ade21beb738ef84fa10afd475ecef65108ec29405b414ed34ce99
Threat Level: Known bad
The file 7635820815d5e249ba90931ba32f70c1_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Xtremerat family
XtremeRAT
Detect XtremeRAT payload
Boot or Logon Autostart Execution: Active Setup
Adds Run key to start application
UPX packed file
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-27 22:15
Signatures
Detect XtremeRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xtremerat family
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-27 22:15
Reported
2024-10-27 22:18
Platform
win7-20241010-en
Max time kernel
150s
Max time network
150s
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
Xtremerat family
Boot or Logon Autostart Execution: Active Setup
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{A81J14C6-813V-MUU8-S8N6-O3NG48YTA8L7} | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{A81J14C6-813V-MUU8-S8N6-O3NG48YTA8L7}\StubPath = "C:\\Windows\\system32\\InstallDir\\csrss.exe restart" | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | 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\\InstallDir\\csrss.exe" | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\csrss.exe" | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\InstallDir\csrss.exe | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\InstallDir\csrss.exe | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.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 |
Enumerates physical storage devices
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\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\notepad.exe | N/A |
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\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.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 | hackerfruko.no-ip.org | udp |
Files
memory/2344-0-0x0000000000C80000-0x0000000000CFC000-memory.dmp
memory/2164-8-0x0000000000C80000-0x0000000000CFC000-memory.dmp
memory/2164-6-0x0000000000C80000-0x0000000000CFC000-memory.dmp
memory/2344-9-0x0000000000C80000-0x0000000000CFC000-memory.dmp
memory/2164-11-0x0000000000C80000-0x0000000000CFC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-27 22:15
Reported
2024-10-27 22:21
Platform
win10v2004-20241007-en
Max time kernel
146s
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 |
XtremeRAT
Xtremerat family
Boot or Logon Autostart Execution: Active Setup
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A81J14C6-813V-MUU8-S8N6-O3NG48YTA8L7}\StubPath = "C:\\Windows\\system32\\InstallDir\\csrss.exe restart" | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{A81J14C6-813V-MUU8-S8N6-O3NG48YTA8L7} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A81J14C6-813V-MUU8-S8N6-O3NG48YTA8L7}\StubPath = "C:\\Windows\\system32\\InstallDir\\csrss.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{A81J14C6-813V-MUU8-S8N6-O3NG48YTA8L7} | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | 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\\InstallDir\\csrss.exe" | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\csrss.exe" | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\csrss.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\csrss.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\csrss.exe | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\InstallDir\csrss.exe | C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.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 |
Enumerates physical storage devices
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\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\notepad.exe | N/A |
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\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7635820815d5e249ba90931ba32f70c1_JaffaCakes118.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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | 31.73.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
| US | 8.8.8.8:53 | hackerfruko.no-ip.org | udp |
Files
memory/4188-0-0x0000000000C80000-0x0000000000CFC000-memory.dmp
memory/4524-6-0x0000000000C80000-0x0000000000CFC000-memory.dmp
C:\Windows\SysWOW64\InstallDir\csrss.exe
| MD5 | 7635820815d5e249ba90931ba32f70c1 |
| SHA1 | 8f676a92c378c6d67af5db6bd012c9943a979011 |
| SHA256 | bbcd9cd4a24ade21beb738ef84fa10afd475ecef65108ec29405b414ed34ce99 |
| SHA512 | 0352f10d28a044ff18cd35c9d61c8a3a496e3e9e3a88dd20d6d916b929ae19844e84c5632c97a7088607ef169a05f21da106ac93597a2fd601cba883c62bcdb2 |
memory/944-8-0x0000000000C80000-0x0000000000CFC000-memory.dmp
memory/4188-9-0x0000000000C80000-0x0000000000CFC000-memory.dmp
memory/944-11-0x0000000000C80000-0x0000000000CFC000-memory.dmp