Analysis Overview
SHA256
22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55
Threat Level: Shows suspicious behavior
The file 22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
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
2024-04-07 19:21
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 19:21
Reported
2024-04-07 19:24
Platform
win7-20240221-en
Max time kernel
122s
Max time network
128s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\mLPAzkTG2z69GZ7.exe | N/A |
| N/A | N/A | C:\Windows\CTS.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.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\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.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\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.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\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe
"C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe"
C:\Users\Admin\AppData\Local\Temp\mLPAzkTG2z69GZ7.exe
C:\Users\Admin\AppData\Local\Temp\mLPAzkTG2z69GZ7.exe
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\mLPAzkTG2z69GZ7.exe
| MD5 | 2fdb371d45181dff59577110ba1064e2 |
| SHA1 | 42a5833cb0ac90e38d734d1327bb3f7c7a6aa453 |
| SHA256 | 80d7ec8ce3913d81ea5d4f304b8609e56f0e49778c52af9279e742ea54f4a155 |
| SHA512 | 52982041ba9ca552b90b79b251501ec6c33c5251d09ca9969a1b179af2ec17aca6eb81db6e588e12751bcea04208e1da8d5a754a979dd98ceb3f50780aadea20 |
C:\Windows\CTS.exe
| MD5 | 66df4ffab62e674af2e75b163563fc0b |
| SHA1 | dec8a197312e41eeb3cfef01cb2a443f0205cd6e |
| SHA256 | 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163 |
| SHA512 | 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25 |
memory/1824-13-0x00000000011D0000-0x00000000011F8000-memory.dmp
memory/1824-14-0x000007FEF50E0000-0x000007FEF5ACC000-memory.dmp
memory/1824-15-0x000000001AD60000-0x000000001ADE0000-memory.dmp
memory/1824-16-0x000007FEF50E0000-0x000007FEF5ACC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 19:21
Reported
2024-04-07 19:24
Platform
win10v2004-20240226-en
Max time kernel
114s
Max time network
116s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\G8knCJIGhDtBRXV.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\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.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\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.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\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2932 wrote to memory of 1988 | N/A | C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe | C:\Users\Admin\AppData\Local\Temp\G8knCJIGhDtBRXV.exe |
| PID 2932 wrote to memory of 1988 | N/A | C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe | C:\Users\Admin\AppData\Local\Temp\G8knCJIGhDtBRXV.exe |
| PID 2932 wrote to memory of 4064 | N/A | C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe | C:\Windows\CTS.exe |
| PID 2932 wrote to memory of 4064 | N/A | C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe | C:\Windows\CTS.exe |
| PID 2932 wrote to memory of 4064 | N/A | C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe
"C:\Users\Admin\AppData\Local\Temp\22bbe420096ec62f8e226a41aff3c3fde3ba8d9b606e1c351aa67a97e7526f55.exe"
C:\Users\Admin\AppData\Local\Temp\G8knCJIGhDtBRXV.exe
C:\Users\Admin\AppData\Local\Temp\G8knCJIGhDtBRXV.exe
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
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 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 121.118.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\G8knCJIGhDtBRXV.exe
| MD5 | 2fdb371d45181dff59577110ba1064e2 |
| SHA1 | 42a5833cb0ac90e38d734d1327bb3f7c7a6aa453 |
| SHA256 | 80d7ec8ce3913d81ea5d4f304b8609e56f0e49778c52af9279e742ea54f4a155 |
| SHA512 | 52982041ba9ca552b90b79b251501ec6c33c5251d09ca9969a1b179af2ec17aca6eb81db6e588e12751bcea04208e1da8d5a754a979dd98ceb3f50780aadea20 |
C:\Windows\CTS.exe
| MD5 | 66df4ffab62e674af2e75b163563fc0b |
| SHA1 | dec8a197312e41eeb3cfef01cb2a443f0205cd6e |
| SHA256 | 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163 |
| SHA512 | 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25 |
memory/1988-9-0x0000000000720000-0x0000000000748000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
| MD5 | 17fd7f5cced11a10ebdba48895aedd0d |
| SHA1 | 795111f72a25f12caa84754cbdb7a5dc8a58974d |
| SHA256 | 3045ceaab674711002ef96ead8735544b5f32e0de253ba8e27ff6bfcf141ad51 |
| SHA512 | d25a4f40bf108e4b445c6fc105319fd8d8cd1b47562b17c2c8b36b81298f2e67a6daf8fb6915e84bdce94f9a719087cba152d9c9d458f51b7ab06daa4c3fdbf8 |
memory/1988-19-0x00007FFB1ADA0000-0x00007FFB1B861000-memory.dmp
memory/1988-31-0x00007FFB1ADA0000-0x00007FFB1B861000-memory.dmp