Analysis Overview
SHA256
e532922ae2ee2f87a81914f50c5737a81e59d2f66807550057800eabdc0c0549
Threat Level: Shows suspicious behavior
The file 81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
Loads dropped DLL
ACProtect 1.3x - 1.4x DLL software
Deletes itself
Indicator Removal: File Deletion
UPX packed file
Drops file in System32 directory
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Modifies registry class
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-31 05:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-31 05:00
Reported
2024-10-31 05:03
Platform
win10v2004-20241007-en
Max time kernel
134s
Max time network
135s
Command Line
Signatures
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Indicator Removal: File Deletion
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\BMsg6pdMD4ht.dll | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.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 |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\fOnts\MhaUKGazkr3fZZKp.Ttf | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
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\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{737858A9-9AEA-4838-9B49-54DA731F7F37} | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{737858A9-9AEA-4838-9B49-54DA731F7F37}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{737858A9-9AEA-4838-9B49-54DA731F7F37}\InprocServer32\ = "C:\\Windows\\SysWow64\\BMsg6pdMD4ht.dll" | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{737858A9-9AEA-4838-9B49-54DA731F7F37}\InprocServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLsID\{737858A9-9AEA-4838-9B49-54DA731F7F37}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLsID | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3352 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3352 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3352 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\81B9D4~1.EXE >> NUL
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 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
C:\Windows\SysWOW64\BMsg6pdMD4ht.dll
| MD5 | 9348dc4e78308ba0fa9adb3f68aa9748 |
| SHA1 | cb14dc20a781692ee3ea20478c4e8fbb1770b9d3 |
| SHA256 | 485286e9fce668d8dae4f90d09db58b8b6a26514befb2d2380790c9c7e0feb46 |
| SHA512 | dc3c73c93294f0eb2f9df60ca7229ce84ead4630f643b15a7978490fa8ca2f0d6f13a361986c0e69586dfeda680151b0aacd0e82748931d809156d933814d5f7 |
memory/3352-4-0x0000000010000000-0x0000000010011000-memory.dmp
memory/3352-8-0x0000000010000000-0x0000000010011000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-31 05:00
Reported
2024-10-31 05:03
Platform
win7-20241023-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Indicator Removal: File Deletion
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\BMsg6pdMD4ht.dll | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.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 |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\fOnts\MhaUKGazkr3fZZKp.Ttf | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
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\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{737858A9-9AEA-4838-9B49-54DA731F7F37} | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{737858A9-9AEA-4838-9B49-54DA731F7F37}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{737858A9-9AEA-4838-9B49-54DA731F7F37}\InprocServer32\ = "C:\\Windows\\SysWow64\\BMsg6pdMD4ht.dll" | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{737858A9-9AEA-4838-9B49-54DA731F7F37}\InprocServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLsID\{737858A9-9AEA-4838-9B49-54DA731F7F37}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLsID | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2940 wrote to memory of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2940 wrote to memory of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2940 wrote to memory of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2940 wrote to memory of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81b9d4755bd10d821694b0368e48f4bf_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\81B9D4~1.EXE >> NUL
Network
Files
memory/2940-5-0x0000000010000000-0x0000000010011000-memory.dmp
\Windows\SysWOW64\BMsg6pdMD4ht.dll
| MD5 | 9348dc4e78308ba0fa9adb3f68aa9748 |
| SHA1 | cb14dc20a781692ee3ea20478c4e8fbb1770b9d3 |
| SHA256 | 485286e9fce668d8dae4f90d09db58b8b6a26514befb2d2380790c9c7e0feb46 |
| SHA512 | dc3c73c93294f0eb2f9df60ca7229ce84ead4630f643b15a7978490fa8ca2f0d6f13a361986c0e69586dfeda680151b0aacd0e82748931d809156d933814d5f7 |
memory/2940-6-0x0000000010000000-0x0000000010011000-memory.dmp