Analysis Overview
SHA256
5982c5afb55664cdf9b51717e92b28bfc93b58c49ae4e0506aecf8d81c0e86dc
Threat Level: Likely malicious
The file a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Drops desktop.ini file(s)
Drops file in Windows directory
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 05:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 05:23
Reported
2024-06-13 05:26
Platform
win7-20240611-en
Max time kernel
120s
Max time network
124s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1688 wrote to memory of 2592 | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe |
| PID 1688 wrote to memory of 2592 | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe |
| PID 1688 wrote to memory of 2592 | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe |
| PID 1688 wrote to memory of 2592 | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe
"C:\Users\Admin\AppData\Local\Temp\n7861\s7861.exe" ins.exe /e 13029947 /h ef64a6.api.socdn.com /u 8765b7a1-1326-11e4-8a58-80c16e6f498c /v "C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ef64a6.api.socdn.com | udp |
| US | 13.248.148.254:80 | ef64a6.api.socdn.com | tcp |
Files
\Users\Admin\AppData\Local\Temp\n7861\s7861.exe
| MD5 | 7bfe6bbe12a10323b0aa5c1bad6ecd5b |
| SHA1 | 7ce4508ddfa0200a95cdbfbe66c4c6b5a8b87122 |
| SHA256 | f15a491ef671ebddcc3710a4817244c18fe1a5dd444c83137c2fbd601d1c7214 |
| SHA512 | bf0438520ade14a53c7d8a76b7f7e3d8eec9060003954e0da1ee17ed5db024c44a28bae23ebfaa006fd50da400faf9fc77a4dcb1071d0501d753b47a6146d5d7 |
memory/2592-17-0x000007FEF632E000-0x000007FEF632F000-memory.dmp
memory/2592-18-0x0000000000450000-0x000000000045E000-memory.dmp
memory/2592-19-0x000007FEF6070000-0x000007FEF6A0D000-memory.dmp
memory/2592-20-0x000007FEF6070000-0x000007FEF6A0D000-memory.dmp
memory/2592-21-0x000007FEF6070000-0x000007FEF6A0D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 05:23
Reported
2024-06-13 05:26
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
155s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1748 wrote to memory of 1800 | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe |
| PID 1748 wrote to memory of 1800 | N/A | C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe
"C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe" ins.exe /e 13029947 /h ef64a6.api.socdn.com /u 8765b7a1-1326-11e4-8a58-80c16e6f498c /v "C:\Users\Admin\AppData\Local\Temp\a3f8ca55a0ce42205794d653a66670f6_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1748 -ip 1748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1748 -s 3860
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| NL | 23.62.61.75:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 45.19.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ef64a6.api.socdn.com | udp |
| US | 76.223.26.96:80 | ef64a6.api.socdn.com | tcp |
| US | 8.8.8.8:53 | 96.26.223.76.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.64.52.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\n7864\s7864.exe
| MD5 | 7bfe6bbe12a10323b0aa5c1bad6ecd5b |
| SHA1 | 7ce4508ddfa0200a95cdbfbe66c4c6b5a8b87122 |
| SHA256 | f15a491ef671ebddcc3710a4817244c18fe1a5dd444c83137c2fbd601d1c7214 |
| SHA512 | bf0438520ade14a53c7d8a76b7f7e3d8eec9060003954e0da1ee17ed5db024c44a28bae23ebfaa006fd50da400faf9fc77a4dcb1071d0501d753b47a6146d5d7 |
memory/1800-14-0x00007FFE40D55000-0x00007FFE40D56000-memory.dmp
memory/1800-15-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-16-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-17-0x0000000001350000-0x000000000135E000-memory.dmp
memory/1800-20-0x000000001BF90000-0x000000001C45E000-memory.dmp
memory/1800-21-0x000000001C500000-0x000000001C59C000-memory.dmp
memory/1800-22-0x000000001C7D0000-0x000000001C832000-memory.dmp
memory/1800-23-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-24-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-25-0x000000001C5D0000-0x000000001C5D8000-memory.dmp
memory/1800-26-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-27-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-28-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-29-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-30-0x000000001E5D0000-0x000000001E70C000-memory.dmp
memory/1800-31-0x0000000020690000-0x0000000020B9E000-memory.dmp
memory/1800-32-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-33-0x00007FFE40D55000-0x00007FFE40D56000-memory.dmp
memory/1800-34-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-35-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp
memory/1800-37-0x00007FFE40AA0000-0x00007FFE41441000-memory.dmp