Analysis Overview
SHA256
8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa
Threat Level: Known bad
The file 8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa was found to be: Known bad.
Malicious Activity Summary
YTStealer
YTStealer payload
UPX packed file
Reads user/profile data of web browsers
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-08-30 02:09
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-30 02:09
Reported
2022-08-30 02:14
Platform
win7-20220812-en
Max time kernel
45s
Max time network
50s
Command Line
Signatures
YTStealer
YTStealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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 |
Reads user/profile data of web browsers
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1544 wrote to memory of 512 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe | C:\Windows\system32\cmd.exe |
| PID 1544 wrote to memory of 512 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe | C:\Windows\system32\cmd.exe |
| PID 1544 wrote to memory of 512 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe | C:\Windows\system32\cmd.exe |
| PID 512 wrote to memory of 1176 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 512 wrote to memory of 1176 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 512 wrote to memory of 1176 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe
"C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
Files
memory/1544-54-0x00000000003A0000-0x0000000001168000-memory.dmp
memory/512-55-0x0000000000000000-mapping.dmp
memory/1176-56-0x0000000000000000-mapping.dmp
memory/1544-57-0x00000000003A0000-0x0000000001168000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-30 02:09
Reported
2022-08-30 02:14
Platform
win10-20220812-en
Max time kernel
51s
Max time network
179s
Command Line
Signatures
YTStealer
YTStealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | 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 |
Reads user/profile data of web browsers
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1204 wrote to memory of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe | C:\Windows\system32\cmd.exe |
| PID 1204 wrote to memory of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe | C:\Windows\system32\cmd.exe |
| PID 4760 wrote to memory of 3860 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 4760 wrote to memory of 3860 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe
"C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\8c0391f7670e8328b7c350bd9e144ecab2ab84434b15007b39ecf41d68d854aa.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
| Country | Destination | Domain | Proto |
| US | 104.208.16.90:443 | tcp |
Files
memory/1204-120-0x0000000000100000-0x0000000000EC8000-memory.dmp
memory/4760-121-0x0000000000000000-mapping.dmp
memory/3860-122-0x0000000000000000-mapping.dmp
memory/1204-123-0x0000000000100000-0x0000000000EC8000-memory.dmp