Analysis Overview
SHA256
357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996
Threat Level: Known bad
The file 357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996 was found to be: Known bad.
Malicious Activity Summary
YTStealer
YTStealer payload
UPX packed file
Deletes itself
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 01:37
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-30 01:37
Reported
2022-08-30 01:42
Platform
win7-20220812-en
Max time kernel
40s
Max time network
45s
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 |
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\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2012 wrote to memory of 1784 | N/A | C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe | C:\Windows\system32\cmd.exe |
| PID 2012 wrote to memory of 1784 | N/A | C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe | C:\Windows\system32\cmd.exe |
| PID 2012 wrote to memory of 1784 | N/A | C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe | C:\Windows\system32\cmd.exe |
| PID 1784 wrote to memory of 1688 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 1784 wrote to memory of 1688 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 1784 wrote to memory of 1688 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe
"C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.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\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
Files
memory/2012-54-0x00000000008B0000-0x0000000001689000-memory.dmp
memory/1784-55-0x0000000000000000-mapping.dmp
memory/2012-56-0x00000000008B0000-0x0000000001689000-memory.dmp
memory/1688-57-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-30 01:37
Reported
2022-08-30 01:42
Platform
win10-20220812-en
Max time kernel
40s
Max time network
160s
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 2968 wrote to memory of 1816 | N/A | C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe | C:\Windows\system32\cmd.exe |
| PID 2968 wrote to memory of 1816 | N/A | C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe | C:\Windows\system32\cmd.exe |
| PID 1816 wrote to memory of 5000 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
| PID 1816 wrote to memory of 5000 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\choice.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe
"C:\Users\Admin\AppData\Local\Temp\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.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\357ae268fb3ca9079a3cc844dbb07088d6c4eb8ef18de7c5e974d8bead1cb996.exe
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
Network
| Country | Destination | Domain | Proto |
| US | 20.42.73.25:443 | tcp |
Files
memory/2968-118-0x0000000000950000-0x0000000001729000-memory.dmp
memory/1816-119-0x0000000000000000-mapping.dmp
memory/5000-120-0x0000000000000000-mapping.dmp
memory/2968-121-0x0000000000950000-0x0000000001729000-memory.dmp