Analysis Overview
SHA256
f8c2488e0fe5e80c4e8fb8f71fe66b172dd5cead28c5841bcd8341e4d7c93c96
Threat Level: Known bad
The file 24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
UAC bypass
ModiLoader, DBatLoader
ModiLoader Second Stage
Identifies Wine through registry keys
Executes dropped EXE
Adds Run key to start application
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Uses Volume Shadow Copy service COM API
Suspicious use of FindShellTrayWindow
System policy modification
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-04 04:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-04 04:34
Reported
2024-07-04 04:36
Platform
win7-20240419-en
Max time kernel
146s
Max time network
146s
Command Line
Signatures
ModiLoader, DBatLoader
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Windows\mstwain32.exe | N/A |
ModiLoader Second Stage
| Description | Indicator | Process | Target |
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\mstwain32.exe | N/A |
Identifies Wine through registry keys
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Wine | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Wine | C:\Windows\mstwain32.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" | C:\Windows\mstwain32.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Windows\mstwain32.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\mstwain32.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\mstwain32.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\mstwain32.exe | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\mstwain32.exe | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
| File created | C:\Windows\ntdtcstp.dll | C:\Windows\mstwain32.exe | N/A |
| File created | C:\Windows\cmsetac.dll | C:\Windows\mstwain32.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\mstwain32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\mstwain32.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\mstwain32.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\mstwain32.exe | N/A |
| N/A | N/A | C:\Windows\mstwain32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2368 wrote to memory of 1704 | N/A | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | C:\Windows\mstwain32.exe |
| PID 2368 wrote to memory of 1704 | N/A | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | C:\Windows\mstwain32.exe |
| PID 2368 wrote to memory of 1704 | N/A | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | C:\Windows\mstwain32.exe |
| PID 2368 wrote to memory of 1704 | N/A | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | C:\Windows\mstwain32.exe |
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Windows\mstwain32.exe | N/A |
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | cague.no-ip.biz | udp |
Files
memory/2368-0-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2368-1-0x0000000000401000-0x000000000041C000-memory.dmp
memory/2368-2-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2368-3-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2368-4-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2368-5-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2368-6-0x0000000000400000-0x00000000004EB000-memory.dmp
C:\Windows\mstwain32.exe
| MD5 | 24a4bb819be224559f046a18f0f5b3d3 |
| SHA1 | 9be2740c4b536064b91dc16e2220451ce2382684 |
| SHA256 | f8c2488e0fe5e80c4e8fb8f71fe66b172dd5cead28c5841bcd8341e4d7c93c96 |
| SHA512 | 1d360da31a5f4a08cf753f95a5aa8316149bd8fa242e03cdd2619e0a0df4d229157fa35f8a2f080d2cc08a97b043ff5d10678e2b4121b61e32c1a00f14df7232 |
memory/2368-18-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2368-17-0x0000000006050000-0x000000000613B000-memory.dmp
memory/2368-12-0x0000000006050000-0x0000000006060000-memory.dmp
memory/1704-20-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-22-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-23-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-24-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-29-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-28-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-30-0x00000000045C0000-0x00000000045CE000-memory.dmp
memory/1704-32-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-33-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-34-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-35-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-36-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-39-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-38-0x00000000045C0000-0x00000000045CE000-memory.dmp
memory/1704-37-0x0000000000690000-0x0000000000698000-memory.dmp
memory/1704-40-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-41-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-42-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-45-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-46-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-47-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-50-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-53-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-57-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-60-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-63-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-66-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-69-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-72-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-75-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-78-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/1704-81-0x0000000000400000-0x00000000004EB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-04 04:34
Reported
2024-07-04 04:36
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Identifies Wine through registry keys
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine | C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\24a4bb819be224559f046a18f0f5b3d3_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 52.111.229.48:443 | tcp | |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.73.42.20.in-addr.arpa | udp |
Files
memory/3900-0-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3900-1-0x0000000000400000-0x00000000004EB000-memory.dmp