Analysis Overview
SHA256
4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6
Threat Level: Known bad
The file 4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6 was found to be: Known bad.
Malicious Activity Summary
YTStealer
YTStealer payload
UPX packed file
Reads user/profile data of web browsers
Deletes itself
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-08-30 01:46
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-30 01:46
Reported
2022-08-30 01:51
Platform
win7-20220812-en
Max time kernel
39s
Max time network
47s
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 |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\cmd.exe | 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\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1184 wrote to memory of 648 | N/A | C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe | C:\Windows\system32\cmd.exe |
| PID 1184 wrote to memory of 648 | N/A | C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe | C:\Windows\system32\cmd.exe |
| PID 1184 wrote to memory of 648 | N/A | C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe | C:\Windows\system32\cmd.exe |
| PID 648 wrote to memory of 580 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 648 wrote to memory of 580 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 648 wrote to memory of 580 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe
"C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.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\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
Files
memory/1184-54-0x0000000000220000-0x0000000000FF9000-memory.dmp
memory/648-55-0x0000000000000000-mapping.dmp
memory/1184-56-0x0000000000220000-0x0000000000FF9000-memory.dmp
memory/580-57-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-30 01:46
Reported
2022-08-30 01:51
Platform
win10-20220812-en
Max time kernel
55s
Max time network
182s
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 1676 wrote to memory of 4376 | N/A | C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe | C:\Windows\system32\cmd.exe |
| PID 1676 wrote to memory of 4376 | N/A | C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe | C:\Windows\system32\cmd.exe |
| PID 4376 wrote to memory of 2880 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 4376 wrote to memory of 2880 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe
"C:\Users\Admin\AppData\Local\Temp\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.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\4f6e83875bb61b2d794fa100b43e87bf06c012799409d892becb09def3b4d6e6.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
| Country | Destination | Domain | Proto |
| US | 20.189.173.7:443 | tcp | |
| US | 93.184.221.240:80 | tcp |
Files
memory/1676-120-0x0000000000EE0000-0x0000000001CB9000-memory.dmp
memory/4376-121-0x0000000000000000-mapping.dmp
memory/2880-122-0x0000000000000000-mapping.dmp
memory/1676-123-0x0000000000EE0000-0x0000000001CB9000-memory.dmp