Analysis Overview
SHA256
3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8
Threat Level: Known bad
The file 3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8 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 01:39
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-30 01:39
Reported
2022-08-30 01:44
Platform
win10-20220812-en
Max time kernel
52s
Max time network
170s
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 2764 wrote to memory of 4764 | N/A | C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe | C:\Windows\system32\cmd.exe |
| PID 2764 wrote to memory of 4764 | N/A | C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe | C:\Windows\system32\cmd.exe |
| PID 4764 wrote to memory of 4772 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 4764 wrote to memory of 4772 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe
"C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.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\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
| Country | Destination | Domain | Proto |
| US | 20.42.72.131:443 | tcp | |
| US | 8.238.20.254:80 | tcp |
Files
memory/2764-116-0x0000000000120000-0x0000000000EF9000-memory.dmp
memory/4764-117-0x0000000000000000-mapping.dmp
memory/4772-118-0x0000000000000000-mapping.dmp
memory/2764-119-0x0000000000120000-0x0000000000EF9000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-30 01:39
Reported
2022-08-30 01:44
Platform
win7-20220812-en
Max time kernel
44s
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\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1484 wrote to memory of 1796 | N/A | C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe | C:\Windows\system32\cmd.exe |
| PID 1484 wrote to memory of 1796 | N/A | C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe | C:\Windows\system32\cmd.exe |
| PID 1484 wrote to memory of 1796 | N/A | C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe | C:\Windows\system32\cmd.exe |
| PID 1796 wrote to memory of 1916 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 1796 wrote to memory of 1916 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 1796 wrote to memory of 1916 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe
"C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.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\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
Files
memory/1484-54-0x00000000011B0000-0x0000000001F89000-memory.dmp
memory/1796-55-0x0000000000000000-mapping.dmp
memory/1916-56-0x0000000000000000-mapping.dmp
memory/1484-57-0x00000000011B0000-0x0000000001F89000-memory.dmp