Analysis Overview
SHA256
51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b
Threat Level: Known bad
The file 51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b 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 01:47
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-30 01:47
Reported
2022-08-30 01:52
Platform
win7-20220812-en
Max time kernel
46s
Max time network
49s
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\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1980 wrote to memory of 1372 | N/A | C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe | C:\Windows\system32\cmd.exe |
| PID 1980 wrote to memory of 1372 | N/A | C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe | C:\Windows\system32\cmd.exe |
| PID 1980 wrote to memory of 1372 | N/A | C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe | C:\Windows\system32\cmd.exe |
| PID 1372 wrote to memory of 1940 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 1372 wrote to memory of 1940 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 1372 wrote to memory of 1940 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe
"C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.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\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
Files
memory/1980-54-0x0000000000170000-0x0000000000F49000-memory.dmp
memory/1372-55-0x0000000000000000-mapping.dmp
memory/1940-56-0x0000000000000000-mapping.dmp
memory/1980-57-0x0000000000170000-0x0000000000F49000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-30 01:47
Reported
2022-08-30 01:52
Platform
win10-20220812-en
Max time kernel
144s
Max time network
148s
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
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4660 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe | C:\Windows\system32\cmd.exe |
| PID 4660 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe | C:\Windows\system32\cmd.exe |
| PID 2036 wrote to memory of 5064 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 2036 wrote to memory of 5064 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe
"C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.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\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
| Country | Destination | Domain | Proto |
| FR | 2.16.119.157:443 | tcp | |
| US | 20.42.65.90:443 | tcp |
Files
memory/4660-116-0x00000000013E0000-0x00000000021B9000-memory.dmp
memory/2036-117-0x0000000000000000-mapping.dmp
memory/4660-118-0x00000000013E0000-0x00000000021B9000-memory.dmp
memory/5064-119-0x0000000000000000-mapping.dmp