Analysis Overview
SHA256
f024466f53c915499bfb5f3fbb8cb8669ad4d1d09c1974303ed0265f625247cf
Threat Level: Known bad
The file c63cd2dac85d84eeb1cd377a1c893a54 was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
Possible privilege escalation attempt
Executes dropped EXE
Modifies file permissions
Windows security modification
Adds Run key to start application
Launches sc.exe
Unsigned PE
Program crash
Runs net.exe
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious behavior: RenamesItself
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-13 15:36
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-13 15:36
Reported
2024-03-13 15:38
Platform
win7-20240221-en
Max time kernel
141s
Max time network
122s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2016 wrote to memory of 2268 | N/A | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2016 wrote to memory of 2268 | N/A | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2016 wrote to memory of 2268 | N/A | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2016 wrote to memory of 2268 | N/A | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe
"C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 92
Network
Files
memory/2016-0-0x0000000000400000-0x0000000000540000-memory.dmp
memory/2016-1-0x0000000000400000-0x0000000000540000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-13 15:36
Reported
2024-03-13 15:38
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
153s
Command Line
Signatures
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "0" | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe | N/A |
Possible privilege escalation attempt
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\richtx64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "0" | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\richtx64.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\richtx64.exe" | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe | N/A |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
Program crash
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe
"C:\Users\Admin\AppData\Local\Temp\c63cd2dac85d84eeb1cd377a1c893a54.exe"
C:\Windows\SysWOW64\net.exe
net stop wscsvc
C:\Windows\SysWOW64\sc.exe
sc config wscsvc start= disabled
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\test.bat
C:\Users\Admin\AppData\Local\Temp\richtx64.exe
C:\Users\Admin\AppData\Local\Temp\richtx64.exe
C:\Windows\SysWOW64\takeown.exe
takeown /f C:\Windows\System32\wscapi.dll
C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop wscsvc
C:\Windows\SysWOW64\icacls.exe
icacls C:\Windows\System32\wscapi.dll /grant administrators:F
C:\Windows\SysWOW64\takeown.exe
takeown /f C:\Windows\System32\wscsvc.dll
C:\Windows\SysWOW64\icacls.exe
icacls C:\Windows\System32\wscsvc.dll /grant administrators:F
C:\Windows\SysWOW64\takeown.exe
takeown /f C:\Windows\System32\wscui.cpl
C:\Windows\SysWOW64\icacls.exe
icacls C:\Windows\System32\wscui.dll /grant administrators:F
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1468 -ip 1468
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1468 -s 564
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3948 -ip 3948
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 536
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2864 -ip 2864
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2864 -s 536
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1652 -ip 1652
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1652 -s 536
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3584 -ip 3584
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 536
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4884 -ip 4884
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 536
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3172 -ip 3172
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 536
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1692 -ip 1692
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 536
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4888 -ip 4888
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 536
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | washedout.cn | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 189.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.160.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 191.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | 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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 14.173.189.20.in-addr.arpa | udp |
Files
memory/1076-0-0x0000000000400000-0x0000000000540000-memory.dmp
memory/1076-2-0x0000000000400000-0x0000000000540000-memory.dmp
memory/1076-1-0x0000000002410000-0x0000000002411000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\richtx64.exe
| MD5 | c63cd2dac85d84eeb1cd377a1c893a54 |
| SHA1 | 192c5010ce1e6fde1dbc624bac3e76909934cfd8 |
| SHA256 | f024466f53c915499bfb5f3fbb8cb8669ad4d1d09c1974303ed0265f625247cf |
| SHA512 | cd01a04061f36f013f6d5d5acfc9e18261a1ac4b9d193f314c87e3d42c626674013bcd2dab72b39f6de73bc4cf96513c81beae17f557c552726a1858aae38a2b |
memory/656-11-0x0000000000400000-0x0000000000540000-memory.dmp
memory/1076-12-0x0000000000400000-0x0000000000540000-memory.dmp
memory/656-13-0x00000000022D0000-0x00000000022D1000-memory.dmp
memory/656-14-0x0000000000400000-0x0000000000540000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\test.bat
| MD5 | ac2011628dc4208a7e1e643258296076 |
| SHA1 | 4a6446899b076eded5efac094e414920acdd007c |
| SHA256 | 52a030529f1a391d55bc7741127f369e89c7c00d211982a9116202b750be0e68 |
| SHA512 | 84296a39f4ff5c9ccf19906316a95cb06a42e321aa7fde5dbe8415b7fb50a2f9ff4ff1332f61fed7c953252eb5a72ec90a5cef6969729e787ce9e2500aae1b60 |
C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
| MD5 | de2ff7dee35df67beb9abc9cc549867f |
| SHA1 | 7382cb4840a37f02a2e00b710982c6ad961b10ee |
| SHA256 | ca07e5417a68876c0dd938e3f8a2c436632fb4328fec7d7f0938d73bad797908 |
| SHA512 | 2eb4e4eea15e85775b037a078a32f6e423e4daf929ea8f62a74071bfebc7c06ed19bead8057aca4bdf0192c3b8e3a7a08efdb10b595d47606709b0ddafce06dc |
memory/1468-20-0x0000000000400000-0x000000000053B000-memory.dmp
memory/1468-21-0x0000000002350000-0x0000000002351000-memory.dmp
memory/1468-22-0x0000000000400000-0x000000000053B000-memory.dmp
memory/656-25-0x00000000022D0000-0x00000000022D1000-memory.dmp
memory/3948-28-0x0000000000400000-0x000000000053B000-memory.dmp
memory/3948-29-0x0000000000400000-0x000000000053B000-memory.dmp
memory/2864-33-0x0000000000400000-0x000000000053B000-memory.dmp
memory/2864-34-0x0000000000400000-0x000000000053B000-memory.dmp
memory/1652-39-0x0000000000400000-0x000000000053B000-memory.dmp
memory/1652-40-0x0000000000400000-0x000000000053B000-memory.dmp
memory/3584-44-0x0000000000400000-0x000000000053B000-memory.dmp
memory/3584-45-0x0000000000400000-0x000000000053B000-memory.dmp
memory/4884-50-0x0000000000400000-0x000000000053B000-memory.dmp
memory/4884-51-0x0000000000400000-0x000000000053B000-memory.dmp
memory/3172-55-0x0000000000400000-0x000000000053B000-memory.dmp
memory/3172-56-0x0000000000400000-0x000000000053B000-memory.dmp
memory/1692-61-0x0000000000400000-0x000000000053B000-memory.dmp
memory/4888-65-0x0000000000400000-0x000000000053B000-memory.dmp
memory/4888-66-0x0000000000400000-0x000000000053B000-memory.dmp