Analysis Overview
SHA256
2c7de522a0b7230acc514fecdfeaf05e9578fded236ad1337551fd42d4ac7c49
Threat Level: Known bad
The file b1a54aa41872cf32808a7f8453edad44.exe was found to be: Known bad.
Malicious Activity Summary
Gh0strat
Gh0st RAT payload
RunningRat payload
Runningrat family
Executes dropped EXE
Sets DLL path for service in the registry
Checks computer location settings
Loads dropped DLL
Deletes itself
Drops file in System32 directory
Creates a Windows Service
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Runs ping.exe
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-08-17 06:06
Signatures
RunningRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Runningrat family
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-17 06:06
Reported
2022-08-17 06:08
Platform
win7-20220812-en
Max time kernel
102s
Max time network
116s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0strat
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\serivces.exe | N/A |
Sets DLL path for service in the registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\serivces\Parameters\ServiceDll = "C:\\Windows\\fonts\\7085924.dll" | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | 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\b1a54aa41872cf32808a7f8453edad44.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\serivces.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\serivces.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\serivces.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\serivces.exe | N/A |
Creates a Windows Service
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\serivces.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\serivces.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\fonts\7085924.dll | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Enumerates physical storage devices
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe
"C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "serivces"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "serivces"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 1
C:\Windows\SysWOW64\serivces.exe
C:\Windows\system32\serivces.exe "c:\windows\fonts\7085924.dll",MainThread
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ipip.website | udp |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
Files
memory/1676-54-0x0000000075D91000-0x0000000075D93000-memory.dmp
\Windows\Fonts\7085924.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
\Windows\Fonts\7085924.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
\??\c:\windows\fonts\7085924.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
memory/1332-58-0x0000000000000000-mapping.dmp
memory/1132-59-0x0000000000000000-mapping.dmp
\Windows\SysWOW64\serivces.exe
| MD5 | 51138beea3e2c21ec44d0932c71762a8 |
| SHA1 | 8939cf35447b22dd2c6e6f443446acc1bf986d58 |
| SHA256 | 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124 |
| SHA512 | 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d |
memory/2032-61-0x0000000000000000-mapping.dmp
C:\Windows\SysWOW64\serivces.exe
| MD5 | 51138beea3e2c21ec44d0932c71762a8 |
| SHA1 | 8939cf35447b22dd2c6e6f443446acc1bf986d58 |
| SHA256 | 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124 |
| SHA512 | 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d |
\Windows\Fonts\7085924.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
\Windows\Fonts\7085924.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
\Windows\Fonts\7085924.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
\Windows\Fonts\7085924.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
C:\Windows\SysWOW64\serivces.exe
| MD5 | 51138beea3e2c21ec44d0932c71762a8 |
| SHA1 | 8939cf35447b22dd2c6e6f443446acc1bf986d58 |
| SHA256 | 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124 |
| SHA512 | 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d |
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-17 06:06
Reported
2022-08-17 06:08
Platform
win10v2004-20220812-en
Max time kernel
141s
Max time network
152s
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 |
Gh0strat
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\serivces.exe | N/A |
Sets DLL path for service in the registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\serivces\Parameters\ServiceDll = "C:\\Windows\\fonts\\240557796.dll" | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1502147629-2175634256-330282290-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\serivces.exe | N/A |
Creates a Windows Service
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\serivces.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\serivces.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\fonts\240557796.dll | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Enumerates physical storage devices
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe
"C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "serivces"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "serivces"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\b1a54aa41872cf32808a7f8453edad44.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 1
C:\Windows\SysWOW64\serivces.exe
C:\Windows\system32\serivces.exe "c:\windows\fonts\240557796.dll",MainThread
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | ipip.website | udp |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
| US | 20.189.173.5:443 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| BE | 8.238.111.126:80 | tcp | |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
| KR | 114.202.175.146:8910 | ipip.website | tcp |
Files
C:\Windows\Fonts\240557796.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
C:\Windows\Fonts\240557796.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
\??\c:\windows\fonts\240557796.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
memory/2624-135-0x0000000000000000-mapping.dmp
memory/3308-136-0x0000000000000000-mapping.dmp
memory/4924-137-0x0000000000000000-mapping.dmp
C:\Windows\SysWOW64\serivces.exe
| MD5 | 889b99c52a60dd49227c5e485a016679 |
| SHA1 | 8fa889e456aa646a4d0a4349977430ce5fa5e2d7 |
| SHA256 | 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910 |
| SHA512 | 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641 |
C:\Windows\Fonts\240557796.dll
| MD5 | bea37c754138109355b34f1ebc6defc5 |
| SHA1 | 3efd45599dd8b2cb8034453a63d2c919eeded3e6 |
| SHA256 | 08c5a2bcfce6d00aebd9e3c41210e935a7fdc2bb6237fc53eb06c99edf0ac292 |
| SHA512 | 683aafeda26d3df844aaf1e74e4621f27f80ccf6a1b21865b78a134cde92119613a81ec774f184fc53fc387de097a07ff257ab91dadda5874d70ea84dfa2b64d |
C:\Windows\SysWOW64\serivces.exe
| MD5 | 889b99c52a60dd49227c5e485a016679 |
| SHA1 | 8fa889e456aa646a4d0a4349977430ce5fa5e2d7 |
| SHA256 | 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910 |
| SHA512 | 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641 |