Analysis Overview
SHA256
81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417
Threat Level: Known bad
The file 81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417 was found to be: Known bad.
Malicious Activity Summary
Gh0st RAT payload
Gh0strat
Sets DLL path for service in the registry
Loads dropped DLL
UPX packed file
Executes dropped EXE
Drops file in System32 directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-31 22:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-31 22:08
Reported
2024-05-31 22:10
Platform
win7-20240508-en
Max time kernel
150s
Max time network
148s
Command Line
Signatures
Gh0st RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Gh0strat
Sets DLL path for service in the registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\259397854.bat" | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\HD_81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchcst.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchcst.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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\259397854.bat | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\ini.ini | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
| File created | C:\Windows\SysWOW64\svchcst.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\svchcst.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe
"C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe"
C:\Users\Admin\AppData\Local\Temp\look2.exe
C:\Users\Admin\AppData\Local\Temp\\look2.exe
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
C:\Users\Admin\AppData\Local\Temp\HD_81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe
C:\Users\Admin\AppData\Local\Temp\HD_81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe
C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259397854.bat",MainThread
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
Files
\Users\Admin\AppData\Local\Temp\look2.exe
| MD5 | 2f3b6f16e33e28ad75f3fdaef2567807 |
| SHA1 | 85e907340faf1edfc9210db85a04abd43d21b741 |
| SHA256 | 86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857 |
| SHA512 | db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4 |
\Windows\SysWOW64\259397854.bat
| MD5 | 664431a33cd07b2f0dc52d4cb79f0601 |
| SHA1 | ad84758b1bc8386209f08b75197ea20afc6120df |
| SHA256 | 4f2e18df63c307bceb03e7f913c349382bbadc9c4cf3c320d8fd87c7ac2a6639 |
| SHA512 | 841e425a9127b4f0cb33b37e99f9857f5ed0c2db230e0e8ff9fa18c356e13ca61726e2bb7ca6d05cc6c8cf58ffe1c66c0603a32bf2a530dc379229659f21e599 |
C:\Users\Admin\AppData\Local\Temp\HD_81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe
| MD5 | 6d1fe9171538df42e013e6ecf330ec48 |
| SHA1 | a85203e77419c484a4434d56f96a0404b73ec588 |
| SHA256 | ef342516f4e2c211cd70cef033e558d598229c75e39292b668ae4ea7bf09eafe |
| SHA512 | 6603d1a60aa610c3269f9592877ef1a56f4dfe0f2496c017434ae1074fe8c3d0348386316129607d5dc09af1e7ae35f67e12fd72131652dc95e308b5581e1fbd |
memory/2764-24-0x0000000000400000-0x00000000008B0000-memory.dmp
memory/1932-23-0x0000000002C20000-0x00000000030D0000-memory.dmp
memory/1932-25-0x0000000002C20000-0x00000000030D0000-memory.dmp
C:\Windows\SysWOW64\svchcst.exe
| MD5 | 51138beea3e2c21ec44d0932c71762a8 |
| SHA1 | 8939cf35447b22dd2c6e6f443446acc1bf986d58 |
| SHA256 | 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124 |
| SHA512 | 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-31 22:08
Reported
2024-05-31 22:10
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Gh0st RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Gh0strat
Sets DLL path for service in the registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240601375.bat" | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\HD_81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchcst.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchcst.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 System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\svchcst.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\svchcst.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File created | C:\Windows\SysWOW64\240601375.bat | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\ini.ini | C:\Users\Admin\AppData\Local\Temp\look2.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe
"C:\Users\Admin\AppData\Local\Temp\81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe"
C:\Users\Admin\AppData\Local\Temp\look2.exe
C:\Users\Admin\AppData\Local\Temp\\look2.exe
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
C:\Users\Admin\AppData\Local\Temp\HD_81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe
C:\Users\Admin\AppData\Local\Temp\HD_81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe
C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\240601375.bat",MainThread
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 145.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | 105.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
| US | 8.8.8.8:53 | kinh.xmcxmr.com | udp |
Files
C:\Users\Admin\AppData\Local\Temp\look2.exe
| MD5 | 2f3b6f16e33e28ad75f3fdaef2567807 |
| SHA1 | 85e907340faf1edfc9210db85a04abd43d21b741 |
| SHA256 | 86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857 |
| SHA512 | db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4 |
C:\Windows\SysWOW64\240601375.bat
| MD5 | 664431a33cd07b2f0dc52d4cb79f0601 |
| SHA1 | ad84758b1bc8386209f08b75197ea20afc6120df |
| SHA256 | 4f2e18df63c307bceb03e7f913c349382bbadc9c4cf3c320d8fd87c7ac2a6639 |
| SHA512 | 841e425a9127b4f0cb33b37e99f9857f5ed0c2db230e0e8ff9fa18c356e13ca61726e2bb7ca6d05cc6c8cf58ffe1c66c0603a32bf2a530dc379229659f21e599 |
C:\Users\Admin\AppData\Local\Temp\HD_81a96acc7d8c6f6f5e4173ab0498d33f8c0d75448f63748833fb24f6637b6417.exe
| MD5 | 6d1fe9171538df42e013e6ecf330ec48 |
| SHA1 | a85203e77419c484a4434d56f96a0404b73ec588 |
| SHA256 | ef342516f4e2c211cd70cef033e558d598229c75e39292b668ae4ea7bf09eafe |
| SHA512 | 6603d1a60aa610c3269f9592877ef1a56f4dfe0f2496c017434ae1074fe8c3d0348386316129607d5dc09af1e7ae35f67e12fd72131652dc95e308b5581e1fbd |
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
| MD5 | d4f2252548782876d83725cc1e010c0e |
| SHA1 | 62ca3323ad6d7b7c0d2645d8ee12569e5a0c518f |
| SHA256 | e24ab6a6cbbce72629a84d23956e11d5cea024f62db4dd200572d63567e2bf56 |
| SHA512 | 90dd4b5d93300abfcc65849830899c080c61b436f0d9bbf8e0340d3ea86f51ae0facfeb330f92889eb5846f4d4a66fbc33e972229dadcbf44c5b347b33a1bcf6 |
memory/1672-21-0x0000000000400000-0x00000000008B0000-memory.dmp
memory/1672-32-0x0000000000400000-0x00000000008B0000-memory.dmp
C:\Windows\SysWOW64\svchcst.exe
| MD5 | 889b99c52a60dd49227c5e485a016679 |
| SHA1 | 8fa889e456aa646a4d0a4349977430ce5fa5e2d7 |
| SHA256 | 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910 |
| SHA512 | 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641 |