Analysis Overview
SHA256
a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56
Threat Level: Shows suspicious behavior
The file a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Reads user/profile data of web browsers
Adds Run key to start application
Drops file in Windows directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-14 02:14
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-14 02:14
Reported
2024-06-14 02:17
Platform
win7-20240220-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\CTS.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Windows\CTS.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\CTS.exe | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | N/A |
| File created | C:\Windows\CTS.exe | C:\Windows\CTS.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2192 wrote to memory of 836 | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | C:\Windows\CTS.exe |
| PID 2192 wrote to memory of 836 | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | C:\Windows\CTS.exe |
| PID 2192 wrote to memory of 836 | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | C:\Windows\CTS.exe |
| PID 2192 wrote to memory of 836 | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe
"C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe"
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
Files
C:\Windows\CTS.exe
| MD5 | 66df4ffab62e674af2e75b163563fc0b |
| SHA1 | dec8a197312e41eeb3cfef01cb2a443f0205cd6e |
| SHA256 | 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163 |
| SHA512 | 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25 |
C:\Users\Admin\AppData\Local\Temp\xjNsM3ldyCwX5X4.exe
| MD5 | e429a6f7ad9d4b17de6a3a4d99aaefa7 |
| SHA1 | 10ae555eda14d5ad6bbbdb00040c77174de2b1de |
| SHA256 | 1c30c0af0c220de4efacc77faad32a161e65a329df6d898de84029be165fa7bf |
| SHA512 | 4c322ddf1907716d933b2547077d4e3ddebad1498044c7bd0b3140bcb34fb02c3a005ec069ead0059302379904e5a0d965084bce12c42c24460981f79172657c |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-14 02:14
Reported
2024-06-14 02:17
Platform
win10v2004-20240508-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\CTS.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Windows\CTS.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\CTS.exe | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | N/A |
| File created | C:\Windows\CTS.exe | C:\Windows\CTS.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3160 wrote to memory of 4756 | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | C:\Windows\CTS.exe |
| PID 3160 wrote to memory of 4756 | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | C:\Windows\CTS.exe |
| PID 3160 wrote to memory of 4756 | N/A | C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe
"C:\Users\Admin\AppData\Local\Temp\a690d50ae416687465f40064bcdc04ef19e9bd42e55b8b56f64d31851ad22e56.exe"
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
C:\Windows\CTS.exe
| MD5 | 66df4ffab62e674af2e75b163563fc0b |
| SHA1 | dec8a197312e41eeb3cfef01cb2a443f0205cd6e |
| SHA256 | 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163 |
| SHA512 | 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25 |
C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
| MD5 | 769327ecd647deb4aefcddcd33b51184 |
| SHA1 | 2bfd4690381efb09547b296a577fcf3789f9a6c1 |
| SHA256 | 4e70cff34a6487f40333996f133d89eca176304dc122c699bcd95048e1c8ae9f |
| SHA512 | 153b341481ab93be7a1b1773f2ba185cdef0ce4437632b0575989b9a924891ec17ef6ca540fc0867d282fc4aa3335590ff9bc90562f374c917bc92f8a3ba4348 |
C:\Users\Admin\AppData\Local\Temp\hLQxfH1ascEREdO.exe
| MD5 | 797286bf85066b23f2da9bbbab49369d |
| SHA1 | 0aa0a84e35ddf12a785e5f78afe2d782a7746e4e |
| SHA256 | 4ba4e148b5e9b2f6a476002f1887779930cf863201ab88e73a004382506892c0 |
| SHA512 | dc12e657c9ab4de29995cb305176ea0cc0f9cc947ce19ba1334f2b2ca9bd2eac821ae1ae894ff2338901abb36b87455991b7f613f894dd123fd1dac5f583f2cf |