Analysis Overview
SHA256
bd3844aca4658bc26c5e1f8cdbe680e1be2d5ad9cb632e26ac016f1db353ddbe
Threat Level: Known bad
The file 5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
HawkEye
Adds policy Run key to start application
Uses the VBS compiler for execution
UPX packed file
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-19 11:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-19 11:25
Reported
2024-07-19 11:28
Platform
win7-20240705-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
HawkEye
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\3O9WCWVEA1K5 = "C:\\Users\\Admin\\AppData\\Roaming\\8CF7IRKT.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\3O9WCWVEA1K5 = "C:\\Users\\Admin\\AppData\\Roaming\\8CF7IRKT.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.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 |
Uses the VBS compiler for execution
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\3O9WCWVEA1K5 = "C:\\Users\\Admin\\AppData\\Roaming\\8CF7IRKT.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\3O9WCWVEA1K5 = "C:\\Users\\Admin\\AppData\\Roaming\\8CF7IRKT.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\winni.exe = "C:\\Users\\Admin\\AppData\\Roaming\\windowsupdate.exe" | C:\Users\Admin\AppData\Local\Temp\5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2524 set thread context of 2536 | N/A | C:\Users\Admin\AppData\Local\Temp\5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | blackshades.ru | udp |
Files
memory/2524-0-0x0000000074AE2000-0x0000000074AE4000-memory.dmp
memory/2536-2-0x0000000000400000-0x0000000000420000-memory.dmp
memory/2536-4-0x0000000000400000-0x0000000000420000-memory.dmp
memory/2536-6-0x0000000000400000-0x0000000000420000-memory.dmp
memory/2536-7-0x0000000000400000-0x0000000000420000-memory.dmp
memory/2536-10-0x0000000000400000-0x0000000000420000-memory.dmp
memory/2536-11-0x0000000000400000-0x0000000000420000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-19 11:25
Reported
2024-07-19 11:28
Platform
win10v2004-20240704-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
HawkEye
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\3O9WCWVEA1K5 = "C:\\Users\\Admin\\AppData\\Roaming\\8CF7IRKT.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\3O9WCWVEA1K5 = "C:\\Users\\Admin\\AppData\\Roaming\\8CF7IRKT.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.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 |
Uses the VBS compiler for execution
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winni.exe = "C:\\Users\\Admin\\AppData\\Roaming\\windowsupdate.exe" | C:\Users\Admin\AppData\Local\Temp\5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\3O9WCWVEA1K5 = "C:\\Users\\Admin\\AppData\\Roaming\\8CF7IRKT.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3O9WCWVEA1K5 = "C:\\Users\\Admin\\AppData\\Roaming\\8CF7IRKT.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3468 set thread context of 1788 | N/A | C:\Users\Admin\AppData\Local\Temp\5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5bbdc3c3a415be2a687e0917852a6741_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
| US | 8.8.8.8:53 | blackshades.ru | udp |
Files
memory/3468-0-0x00000000745E2000-0x00000000745E3000-memory.dmp
memory/3468-1-0x00000000745E0000-0x0000000074B91000-memory.dmp
memory/3468-2-0x00000000745E0000-0x0000000074B91000-memory.dmp
memory/1788-4-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1788-7-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1788-8-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3468-13-0x00000000745E0000-0x0000000074B91000-memory.dmp
memory/1788-14-0x0000000000400000-0x0000000000420000-memory.dmp