Analysis Overview
SHA256
7ae95e4755b985d74dea31bf4c7e8e4d9dc825c358c3b4ec55882ed7ac206538
Threat Level: Known bad
The file bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Hawkeye family
HawkEye
Detected Nirsoft tools
NirSoft WebBrowserPassView
NirSoft MailPassView
Uses the VBS compiler for execution
Looks up external IP address via web service
Accesses Microsoft Outlook accounts
Drops desktop.ini file(s)
Suspicious use of SetThreadContext
Drops file in Windows directory
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-04 00:22
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-04 00:22
Reported
2024-12-04 00:25
Platform
win7-20240903-en
Max time kernel
125s
Max time network
123s
Command Line
Signatures
HawkEye
Hawkeye family
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 |
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 |
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.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 2060 set thread context of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe |
| PID 2200 set thread context of 2408 | N/A | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 2200 set thread context of 3060 | N/A | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.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:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.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 | 104.19.223.79:80 | whatismyipaddress.com | tcp |
| US | 104.19.223.79:443 | whatismyipaddress.com | tcp |
| US | 104.19.223.79:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | ftp.walterzone.info | udp |
Files
memory/2060-0-0x00000000744A1000-0x00000000744A2000-memory.dmp
memory/2060-1-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2060-2-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2200-17-0x0000000000400000-0x0000000000484000-memory.dmp
memory/2060-20-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2200-19-0x0000000000400000-0x0000000000484000-memory.dmp
memory/2200-14-0x0000000000400000-0x0000000000484000-memory.dmp
memory/2060-21-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2200-25-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2200-24-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2200-23-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2060-22-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2060-26-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2408-29-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2408-31-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2200-32-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/2408-33-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2408-36-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2408-34-0x0000000000420000-0x0000000000487000-memory.dmp
memory/2200-37-0x00000000744A0000-0x0000000074A4B000-memory.dmp
memory/3060-38-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3060-42-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2200-39-0x0000000000B70000-0x0000000000BB0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/3060-49-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2200-51-0x0000000000B70000-0x0000000000BB0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-04 00:22
Reported
2024-12-04 00:25
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
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\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3568 wrote to memory of 1588 | N/A | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe |
| PID 3568 wrote to memory of 1588 | N/A | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe |
| PID 3568 wrote to memory of 1588 | N/A | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\bff16109db65192d6e3fff0cebb1fa5e_JaffaCakes118.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/3568-0-0x0000000074C62000-0x0000000074C63000-memory.dmp
memory/3568-1-0x0000000074C60000-0x0000000075211000-memory.dmp
memory/3568-2-0x0000000074C60000-0x0000000075211000-memory.dmp
memory/3568-10-0x0000000074C60000-0x0000000075211000-memory.dmp
memory/3568-11-0x0000000074C60000-0x0000000075211000-memory.dmp