Analysis Overview
SHA256
2d713fa109dd7751b29a8e74e73b37c8dda5b1965cc6606dfc4be77d71366ba4
Threat Level: Known bad
The file 09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Gh0st RAT payload
Gh0strat
Sets service image path in registry
Server Software Component: Terminal Services DLL
Loads dropped DLL
Deletes itself
Writes to the Master Boot Record (MBR)
Drops file in System32 directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-24 17:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-24 17:51
Reported
2024-06-24 17:54
Platform
win7-20240221-en
Max time kernel
144s
Max time network
144s
Command Line
Signatures
Gh0st RAT payload
| 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 |
Gh0strat
Server Software Component: Terminal Services DLL
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\fastuserswitchingcompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\udnyl.dll" | C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\fastuserswitchingcompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\udnyl.dll" | C:\Windows\SysWOW64\svchost.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\fastuserswitchingcompatibility\ImagePath = "%SystemRoot%\\System32\\svchost.exe -k netsvcs" | C:\Windows\SysWOW64\svchost.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\d2f5ca0e.del | C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\udnyl.dll | C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\SysWOW64\svchost.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
Files
memory/2008-0-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2008-2-0x00000000003A0000-0x00000000003D1000-memory.dmp
memory/2008-1-0x00000000003A0000-0x00000000003D1000-memory.dmp
\??\c:\windows\SysWOW64\udnyl.dll
| MD5 | c885fd8e84de53a8e00acc0cb79ead31 |
| SHA1 | d5395948cff06db673038438409020dbbe0f9c31 |
| SHA256 | c393648bdf6577fae59e80517602bae185faa56cd8d653e447769644ec00db67 |
| SHA512 | b3ac4f3ac38f051caa8bd9702fc32e98154e4b831d379b644be16fe80f9a898910a04a7e45ee483c74717fa8e58378d091cfe79a58dbb34973a9b211934a8fd8 |
memory/2812-7-0x0000000010000000-0x0000000010027000-memory.dmp
memory/2008-8-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2812-9-0x0000000010000000-0x0000000010027000-memory.dmp
memory/2812-10-0x0000000010000000-0x0000000010027000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-24 17:51
Reported
2024-06-24 17:54
Platform
win10v2004-20240508-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Gh0st RAT payload
| 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 |
Gh0strat
Server Software Component: Terminal Services DLL
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\fastuserswitchingcompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\bfufw.dll" | C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\fastuserswitchingcompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\bfufw.dll" | C:\Windows\SysWOW64\svchost.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\fastuserswitchingcompatibility\ImagePath = "%SystemRoot%\\System32\\svchost.exe -k netsvcs" | C:\Windows\SysWOW64\svchost.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\d2f5ca0e.del | C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\bfufw.dll | C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\SysWOW64\svchost.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\09f4bf7023d6b3a21cfb94d73ccc710b_JaffaCakes118.exe"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4572,i,1697479186275492802,18058102846092193784,262144 --variations-seed-version --mojo-platform-channel-handle=4168 /prefetch:8
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 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | 93.65.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| US | 8.8.8.8:53 | bj2010.2288.org | udp |
Files
memory/432-0-0x0000000000400000-0x0000000000431000-memory.dmp
\??\c:\windows\SysWOW64\bfufw.dll
| MD5 | c885fd8e84de53a8e00acc0cb79ead31 |
| SHA1 | d5395948cff06db673038438409020dbbe0f9c31 |
| SHA256 | c393648bdf6577fae59e80517602bae185faa56cd8d653e447769644ec00db67 |
| SHA512 | b3ac4f3ac38f051caa8bd9702fc32e98154e4b831d379b644be16fe80f9a898910a04a7e45ee483c74717fa8e58378d091cfe79a58dbb34973a9b211934a8fd8 |
memory/4500-5-0x0000000010000000-0x0000000010027000-memory.dmp
memory/432-6-0x0000000000400000-0x0000000000431000-memory.dmp
memory/4500-7-0x0000000010000000-0x0000000010027000-memory.dmp
memory/4500-8-0x0000000010000000-0x0000000010027000-memory.dmp