Analysis Overview
SHA256
0996f64c8e7e47f56953c88f19d6e98be883f503cf3ecef018d3946b8a36d8f5
Threat Level: Shows suspicious behavior
The file 81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
Checks computer location settings
Deletes itself
ACProtect 1.3x - 1.4x DLL software
Indicator Removal: File Deletion
Drops file in System32 directory
UPX packed file
Drops file in Windows directory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-31 04:18
Signatures
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-31 04:18
Reported
2024-10-31 04:25
Platform
win10v2004-20241007-en
Max time kernel
135s
Max time network
151s
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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
Indicator Removal: File Deletion
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\bp8wddFqfaagBTyD.dll | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_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 |
| 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\SyFKEXBPw7u.Ttf | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_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\81998c70637851f7dca8ebd0a2ba0a20_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\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36}\InprocServer32\ = "C:\\Windows\\SysWow64\\bp8wddFqfaagBTyD.dll" | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36}\InprocServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLsID\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLsID | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36} | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_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\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3768 wrote to memory of 1192 | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3768 wrote to memory of 1192 | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3768 wrote to memory of 1192 | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\81998C~1.EXE >> NUL
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 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.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
memory/3768-0-0x0000000000400000-0x0000000000409000-memory.dmp
C:\Windows\SysWOW64\bp8wddFqfaagBTyD.dll
| MD5 | 9ad0fcf3163fe156ad50775ae3ac9af3 |
| SHA1 | c7461724bdbb08297bfa7363b89169cfa3cc9c03 |
| SHA256 | 01a3c3d0eeb4666ac3dea1e27f2872021b45bcded539b2c6fee5afce172b9251 |
| SHA512 | 6dff1f9db2cd8ffb6171dead13e1ce7a9e06be0f19e48d3b02b1b3bdc253ca8e753b0439a4b866e0ca662fc50b9c1c32434e458d1aa739e2eed10c81d9a324e0 |
memory/3768-5-0x0000000010000000-0x0000000010012000-memory.dmp
memory/3768-10-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3768-11-0x0000000010000000-0x0000000010012000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-31 04:18
Reported
2024-10-31 04:25
Platform
win7-20240903-en
Max time kernel
119s
Max time network
121s
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\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
Indicator Removal: File Deletion
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\bp8wddFqfaagBTyD.dll | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_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 |
| 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\SyFKEXBPw7u.Ttf | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_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\81998c70637851f7dca8ebd0a2ba0a20_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\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLsID | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36} | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36}\InprocServer32\ = "C:\\Windows\\SysWow64\\bp8wddFqfaagBTyD.dll" | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78C3AEAA-EA7D-41D0-8AA4-A7B2941D6E36}\InprocServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_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\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2692 wrote to memory of 552 | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2692 wrote to memory of 552 | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2692 wrote to memory of 552 | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2692 wrote to memory of 552 | N/A | C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81998c70637851f7dca8ebd0a2ba0a20_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\81998C~1.EXE >> NUL
Network
Files
memory/2692-0-0x0000000000400000-0x0000000000409000-memory.dmp
\Windows\SysWOW64\bp8wddFqfaagBTyD.dll
| MD5 | 9ad0fcf3163fe156ad50775ae3ac9af3 |
| SHA1 | c7461724bdbb08297bfa7363b89169cfa3cc9c03 |
| SHA256 | 01a3c3d0eeb4666ac3dea1e27f2872021b45bcded539b2c6fee5afce172b9251 |
| SHA512 | 6dff1f9db2cd8ffb6171dead13e1ce7a9e06be0f19e48d3b02b1b3bdc253ca8e753b0439a4b866e0ca662fc50b9c1c32434e458d1aa739e2eed10c81d9a324e0 |
memory/2692-6-0x0000000010000000-0x0000000010012000-memory.dmp
memory/2692-10-0x0000000010000000-0x0000000010012000-memory.dmp
memory/2692-9-0x0000000000400000-0x0000000000409000-memory.dmp