Analysis Overview
SHA256
e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535
Threat Level: Shows suspicious behavior
The file e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Adds Run key to start application
UPX packed file
Drops file in Windows directory
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-26 04:20
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-26 04:20
Reported
2024-10-26 04:23
Platform
win7-20240903-en
Max time kernel
141s
Max time network
123s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5l4Dny2Xge7CpG6.exe | N/A |
| N/A | N/A | C:\Windows\CTS.exe | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | N/A |
| N/A | N/A | N/A | 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\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.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 |
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 |
| 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 Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\CTS.exe | C:\Windows\CTS.exe | N/A |
| File created | C:\Windows\CTS.exe | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe
"C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe"
C:\Users\Admin\AppData\Local\Temp\5l4Dny2Xge7CpG6.exe
C:\Users\Admin\AppData\Local\Temp\5l4Dny2Xge7CpG6.exe
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
Files
memory/2288-0-0x0000000001050000-0x0000000001067000-memory.dmp
\Users\Admin\AppData\Local\Temp\5l4Dny2Xge7CpG6.exe
| MD5 | 95c9a037d3b01a21275aa6cc73b122a2 |
| SHA1 | c19ed8afc95b91d0cc6bc075047de30eae015386 |
| SHA256 | 1d5edcbae3258efb07cc57ba8d7cd1ebe2eb5106ef1a894b787ed2857952c523 |
| SHA512 | 761bb76261712a597f610e3162fa1514d2f56d69d03d1b76b51c6b2a7b0c88bbd385b7dc849c6913f7d861fb3aed8551f26f640d90b621e8629abe2e4bfb6160 |
C:\Windows\CTS.exe
| MD5 | 22069d1278ebf7d1758e20c4b118c39a |
| SHA1 | cfd6c00953bc91dfa91a809e99a230b0ad222eec |
| SHA256 | c4875ef691c5e0dbcdc5dd700f610042ec63e251f184150eeb3e7ab1dde3c9ba |
| SHA512 | 7ffbb4fce2779e7dc7ea19773a843eb174eb9e8dfc136a45ce8606c6c1657887f73409bfc780c391fe38dacc56c8a6ca4f84d3656236d631b42ec2946346b61d |
memory/2288-15-0x0000000001050000-0x0000000001067000-memory.dmp
memory/2016-18-0x0000000000850000-0x0000000000867000-memory.dmp
memory/2288-16-0x0000000000070000-0x0000000000087000-memory.dmp
memory/2288-14-0x0000000000070000-0x0000000000087000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\5l4Dny2Xge7CpG6.exe
| MD5 | 9d7ca85315c1ff444cbf2683eab0946b |
| SHA1 | 6e5a8ba182fd0a29ae4a987b1dbc74e9926c68ae |
| SHA256 | 433fd959bd580424db982d141fe25c75bbfcbce12bf843021a23a111abe45565 |
| SHA512 | 3fe68e65b032b7b08349352825e9749bb62d07f74207f83e961f0759209d5f353983c2922f030624c8c53a15ce7b90ba3b1f08efedbf4c66f9ab789a732571ab |
memory/2288-25-0x0000000000070000-0x0000000000087000-memory.dmp
memory/2016-26-0x0000000000850000-0x0000000000867000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-26 04:20
Reported
2024-10-26 04:23
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\oRyfYv80WIFjOWL.exe | N/A |
| 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\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.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 |
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 |
| 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 Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\CTS.exe | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | N/A |
| File created | C:\Windows\CTS.exe | C:\Windows\CTS.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\CTS.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4356 wrote to memory of 3568 | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | C:\Users\Admin\AppData\Local\Temp\oRyfYv80WIFjOWL.exe |
| PID 4356 wrote to memory of 3568 | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | C:\Users\Admin\AppData\Local\Temp\oRyfYv80WIFjOWL.exe |
| PID 4356 wrote to memory of 1404 | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | C:\Windows\CTS.exe |
| PID 4356 wrote to memory of 1404 | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | C:\Windows\CTS.exe |
| PID 4356 wrote to memory of 1404 | N/A | C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe
"C:\Users\Admin\AppData\Local\Temp\e968b406ff8ca1bafdeab76d0493784b73f4787a819d2441ccd7b413182be535.exe"
C:\Users\Admin\AppData\Local\Temp\oRyfYv80WIFjOWL.exe
C:\Users\Admin\AppData\Local\Temp\oRyfYv80WIFjOWL.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 |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | udp |
Files
memory/4356-0-0x0000000000A70000-0x0000000000A87000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\oRyfYv80WIFjOWL.exe
| MD5 | 95c9a037d3b01a21275aa6cc73b122a2 |
| SHA1 | c19ed8afc95b91d0cc6bc075047de30eae015386 |
| SHA256 | 1d5edcbae3258efb07cc57ba8d7cd1ebe2eb5106ef1a894b787ed2857952c523 |
| SHA512 | 761bb76261712a597f610e3162fa1514d2f56d69d03d1b76b51c6b2a7b0c88bbd385b7dc849c6913f7d861fb3aed8551f26f640d90b621e8629abe2e4bfb6160 |
C:\Windows\CTS.exe
| MD5 | 22069d1278ebf7d1758e20c4b118c39a |
| SHA1 | cfd6c00953bc91dfa91a809e99a230b0ad222eec |
| SHA256 | c4875ef691c5e0dbcdc5dd700f610042ec63e251f184150eeb3e7ab1dde3c9ba |
| SHA512 | 7ffbb4fce2779e7dc7ea19773a843eb174eb9e8dfc136a45ce8606c6c1657887f73409bfc780c391fe38dacc56c8a6ca4f84d3656236d631b42ec2946346b61d |
memory/1404-7-0x0000000000DB0000-0x0000000000DC7000-memory.dmp
memory/4356-9-0x0000000000A70000-0x0000000000A87000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
| MD5 | 7583ae276a3ffd5a3f11de985a0bcbb5 |
| SHA1 | 59391be476bd2fc979df7fcb71f59b4f68b37a6c |
| SHA256 | 04e4c366ce0611b7d593c4251f755a7ae4e33bb6f085affa40af31de5f9c47b4 |
| SHA512 | 9b2548d293e857098dc58065e03b90462595fad44d77bf3d6ed512cebbbde6d275ac3f7a8992f5b3fe8402fadf7d17bf63ea1de0564caba145be4f10f29a1f12 |
memory/1404-32-0x0000000000DB0000-0x0000000000DC7000-memory.dmp