Analysis Overview
SHA256
40406fd8c1d7e3c44dff7dfe669dd0a681e22aea3a4a31ba7df7e3a9c5e4be75
Threat Level: Known bad
The file LBB_pass_exe.zip was found to be: Known bad.
Malicious Activity Summary
Lockbit
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-06-02 07:02
Signatures
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-06-02 07:02
Reported
2023-06-02 07:03
Platform
win7-20230220-en
Max time kernel
31s
Max time network
34s
Command Line
Signatures
Lockbit
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\LBB_pass_exe.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2044 wrote to memory of 2020 | N/A | C:\Users\Admin\AppData\Local\Temp\LBB_pass_exe.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2044 wrote to memory of 2020 | N/A | C:\Users\Admin\AppData\Local\Temp\LBB_pass_exe.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2044 wrote to memory of 2020 | N/A | C:\Users\Admin\AppData\Local\Temp\LBB_pass_exe.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2044 wrote to memory of 2020 | N/A | C:\Users\Admin\AppData\Local\Temp\LBB_pass_exe.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\LBB_pass_exe.exe
"C:\Users\Admin\AppData\Local\Temp\LBB_pass_exe.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 88
Network
Files
memory/2044-54-0x0000000000400000-0x000000000042B000-memory.dmp