Analysis Overview
SHA256
726c91cce56e7f2984e3df904e902a892699f18061cc6934d14b7998d04e53d2
Threat Level: Known bad
The file 721fc9603ce2f698832856691759e8d1_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
HawkEye
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Credentials from Password Stores: Credentials from Web Browsers
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Looks up external IP address via web service
Accesses Microsoft Outlook accounts
Adds Run key to start application
AutoIT Executable
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-30 13:46
Signatures
AutoIT Executable
| 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
2024-07-30 13:46
Reported
2024-07-30 13:49
Platform
win7-20240705-en
Max time kernel
144s
Max time network
105s
Command Line
Signatures
HawkEye
Credentials from Password Stores: Credentials from Web Browsers
Detected Nirsoft tools
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NirSoft MailPassView
| 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 |
NirSoft WebBrowserPassView
| 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 |
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1496 set thread context of 1972 | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 1972 set thread context of 2788 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1972 set thread context of 2240 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| 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\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.19.222.79:80 | whatismyipaddress.com | tcp |
| US | 104.19.222.79:443 | whatismyipaddress.com | tcp |
| US | 104.19.222.79:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | smtp.yandex.com | udp |
| RU | 77.88.21.158:587 | smtp.yandex.com | tcp |
Files
memory/1496-0-0x00000000000B0000-0x00000000000B1000-memory.dmp
memory/1972-1-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1972-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1972-2-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1972-8-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1972-9-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1972-10-0x0000000074BD2000-0x0000000074BD4000-memory.dmp
memory/2788-15-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2788-17-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2788-19-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1972-18-0x0000000074BD0000-0x000000007517B000-memory.dmp
memory/2788-21-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2240-24-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2240-25-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2240-22-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/2240-32-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1972-33-0x0000000074BD2000-0x0000000074BD4000-memory.dmp
memory/1972-34-0x0000000074BD0000-0x000000007517B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-30 13:46
Reported
2024-07-30 13:49
Platform
win10v2004-20240709-en
Max time kernel
144s
Max time network
133s
Command Line
Signatures
HawkEye
Credentials from Password Stores: Credentials from Web Browsers
Detected Nirsoft tools
| 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 |
| N/A | N/A | N/A | N/A |
NirSoft MailPassView
| 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 |
NirSoft WebBrowserPassView
| 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 |
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2548 set thread context of 1316 | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 1316 set thread context of 4892 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1316 set thread context of 2840 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
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\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| 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 |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\721fc9603ce2f698832856691759e8d1_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.19.223.79:80 | whatismyipaddress.com | tcp |
| US | 104.19.223.79:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.223.19.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smtp.yandex.com | udp |
| RU | 77.88.21.158:587 | smtp.yandex.com | tcp |
| US | 8.8.8.8:53 | 158.21.88.77.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | 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 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/2548-0-0x0000000003AC0000-0x0000000003AC1000-memory.dmp
memory/1316-1-0x0000000000140000-0x00000000001C8000-memory.dmp
memory/1316-6-0x0000000074D02000-0x0000000074D03000-memory.dmp
memory/1316-7-0x0000000074D00000-0x00000000752B1000-memory.dmp
memory/1316-8-0x0000000074D00000-0x00000000752B1000-memory.dmp
memory/1316-9-0x0000000074D00000-0x00000000752B1000-memory.dmp
memory/4892-14-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4892-20-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4892-18-0x0000000000420000-0x00000000004E9000-memory.dmp
memory/4892-17-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4892-16-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1316-21-0x0000000074D02000-0x0000000074D03000-memory.dmp
memory/2840-22-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2840-26-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1316-25-0x0000000074D00000-0x00000000752B1000-memory.dmp
memory/2840-24-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2840-34-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f94dc819ca773f1e3cb27abbc9e7fa27 |
| SHA1 | 9a7700efadc5ea09ab288544ef1e3cd876255086 |
| SHA256 | a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92 |
| SHA512 | 72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196 |
memory/1316-35-0x0000000074D00000-0x00000000752B1000-memory.dmp
memory/1316-36-0x0000000074D00000-0x00000000752B1000-memory.dmp