Analysis Overview
SHA256
2f5d05466356092eed4d9226074e4f217cc340c603432b9a6affd544da3ad50c
Threat Level: Known bad
The file 051ed64c364b0b540b66df51ad7e7011_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Gh0st RAT payload
Gh0strat
Server Software Component: Terminal Services DLL
Executes dropped EXE
Loads dropped DLL
Drops file in System32 directory
Drops file in Windows directory
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-23 03:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-23 03:49
Reported
2024-06-23 03:52
Platform
win7-20240221-en
Max time kernel
150s
Max time network
121s
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
Server Software Component: Terminal Services DLL
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\FastUserSwitchingCompatibilityapi.dll" | C:\Windows\SysWOW64\REO0.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\FastUserSwitchingCompatibilityapi.dll" | C:\Windows\SysWOW64\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\REO0.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\REO0.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\REO0.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\FastUserSwitchingCompatibilityapi.dll | \??\c:\windows\kks\server.exe | N/A |
| File created | C:\Windows\SysWOW64\REO0.exe | \??\c:\windows\kks\server.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\REO0.exe | \??\c:\windows\kks\server.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | \??\c:\windows\kks\Server.exe | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| File created | \??\c:\windows\dkkk.ini | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| File created | \??\c:\windows\kks\kkk.zip | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| File opened for modification | \??\c:\windows\kks\Server.exe | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe"
\??\c:\windows\kks\server.exe
c:\windows\kks\server.exe
\??\c:\windows\kks\server.exe
c:\windows\kks\server.exe
C:\Windows\SysWOW64\REO0.exe
REO0 ADD HKEY_LOCAL_MACHINE\system\currentcontrolset\services\FastUserSwitchingCompatibility\Parameters /v ServiceDll /t REG_EXPAND_SZ /d "C:\Windows\system32\FastUserSwitchingCompatibilityapi.dll" /f
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | niceiscoolx.gicp.net | udp |
| CN | 117.92.144.154:82 | niceiscoolx.gicp.net | tcp |
Files
\Windows\kks\Server.exe
| MD5 | 305b20c5f19e50c11f3f0b99d49b2f4d |
| SHA1 | 650ccd70bbfb385cb81307b2f8e421968eabcf9c |
| SHA256 | 4696a3e134623c94a200f75ff2a6fd350d3a098fdea843e3226658d55e39e723 |
| SHA512 | 3eaee4c8c64c282ddf0f01b91618078d1e433d31da4853d8f6396fcaa4195e6c512447c0330aaa7aba7b60f5666707a46b1f6dd56ca1e0fd4c6ba4b5c2d482c6 |
memory/2212-8-0x0000000000600000-0x0000000000629000-memory.dmp
memory/2100-12-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2100-17-0x00000000001C0000-0x00000000001E9000-memory.dmp
memory/2100-18-0x00000000001C0000-0x00000000001E9000-memory.dmp
\Windows\SysWOW64\REO0.exe
| MD5 | d69a9abbb0d795f21995c2f48c1eb560 |
| SHA1 | 8bd131b03d6ba865b228ca8ee3239d2ef2b90b74 |
| SHA256 | 36414c7e57afa6136d77fd47f4c55102e35f2475fbcd719728da7d14b1590e2a |
| SHA512 | 06421bb7a363e938ef7d15c44bce9c92004df957f64652d4288246b229bdd61a39997fda40c999e601c87054c3fe12c5fbef4f6b11420cd08b8a5fe84c9be5b8 |
\??\c:\windows\SysWOW64\fastuserswitchingcompatibilityapi.dll
| MD5 | 1c699f7f8ce6d7962322eee963ce442a |
| SHA1 | 5c1ce35c07029af433f05425f0568d5b5cb3ec89 |
| SHA256 | b29e3185c109b8c59178ac7898bf3624f3e4123b32adf8cab87fe4041ab57dd6 |
| SHA512 | c7b08e05fe8ffdbaa23b6d6311702519a32d221aeca1d4c221b32808f33f1568d36050096d786541412ca9de16de475db9a489c3e266749bfefdc5439e00b5ca |
memory/2528-36-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2548-37-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2100-38-0x0000000000400000-0x0000000000429000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-23 03:49
Reported
2024-06-23 03:52
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
125s
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 |
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\\FastUserSwitchingCompatibilityapi.dll" | C:\Windows\SysWOW64\REO0.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\FastUserSwitchingCompatibilityapi.dll" | C:\Windows\SysWOW64\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\REO0.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\FastUserSwitchingCompatibilityapi.dll | \??\c:\windows\kks\server.exe | N/A |
| File created | C:\Windows\SysWOW64\REO0.exe | \??\c:\windows\kks\server.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\REO0.exe | \??\c:\windows\kks\server.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | \??\c:\windows\kks\kkk.zip | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| File opened for modification | \??\c:\windows\kks\Server.exe | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| File created | \??\c:\windows\kks\Server.exe | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| File created | \??\c:\windows\dkkk.ini | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
| N/A | N/A | \??\c:\windows\kks\server.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\051ed64c364b0b540b66df51ad7e7011_JaffaCakes118.exe"
\??\c:\windows\kks\server.exe
c:\windows\kks\server.exe
\??\c:\windows\kks\server.exe
c:\windows\kks\server.exe
C:\Windows\SysWOW64\REO0.exe
REO0 ADD HKEY_LOCAL_MACHINE\system\currentcontrolset\services\FastUserSwitchingCompatibility\Parameters /v ServiceDll /t REG_EXPAND_SZ /d "C:\Windows\system32\FastUserSwitchingCompatibilityapi.dll" /f
C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs -s FastUserSwitchingCompatibility
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | niceiscoolx.gicp.net | udp |
| CN | 117.92.144.154:82 | niceiscoolx.gicp.net | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.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 | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
\??\c:\windows\kks\server.exe
| MD5 | 305b20c5f19e50c11f3f0b99d49b2f4d |
| SHA1 | 650ccd70bbfb385cb81307b2f8e421968eabcf9c |
| SHA256 | 4696a3e134623c94a200f75ff2a6fd350d3a098fdea843e3226658d55e39e723 |
| SHA512 | 3eaee4c8c64c282ddf0f01b91618078d1e433d31da4853d8f6396fcaa4195e6c512447c0330aaa7aba7b60f5666707a46b1f6dd56ca1e0fd4c6ba4b5c2d482c6 |
memory/4948-11-0x0000000000400000-0x0000000000429000-memory.dmp
memory/3560-9-0x0000000000400000-0x0000000000429000-memory.dmp
C:\Windows\SysWOW64\REO0.exe
| MD5 | cdd462e86ec0f20de2a1d781928b1b0c |
| SHA1 | f24d851fe8024ce9804da6b540c588bc38a5bfaf |
| SHA256 | 224a746aee2957c3fca376f4457cfc044c1ec99e75756195b27cab396174e2db |
| SHA512 | 8f3a63615fcc9f3eea9ea2ef59e9ca33843159c0a3c7a259b84527debd6d464d54f531ffb61f0ee33065154b72cd6618594eb812e70c20c4f86997e70dd0aeec |
\??\c:\windows\SysWOW64\fastuserswitchingcompatibilityapi.dll
| MD5 | 1c699f7f8ce6d7962322eee963ce442a |
| SHA1 | 5c1ce35c07029af433f05425f0568d5b5cb3ec89 |
| SHA256 | b29e3185c109b8c59178ac7898bf3624f3e4123b32adf8cab87fe4041ab57dd6 |
| SHA512 | c7b08e05fe8ffdbaa23b6d6311702519a32d221aeca1d4c221b32808f33f1568d36050096d786541412ca9de16de475db9a489c3e266749bfefdc5439e00b5ca |
memory/1452-20-0x0000000010000000-0x000000001001E000-memory.dmp
memory/4948-21-0x0000000000400000-0x0000000000429000-memory.dmp