Analysis
- max time kernel
131s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
05/07/2022, 04:18
General
- Target SHIPPING DOCUMENTS (BILL-NGC#5011728784).exe
- Size 176KB
- Sample220705-ewyl8adhcl
- SHA256 f4d615d355758ca68e3948655172d591d87a137671cb3c8cf0ebc367d1764494
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot5257540806:AAHfdEOucX0SGh3bzy9zivJOu6xbXCuqEE8/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS (BILL-NGC#5011728784).exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS (BILL-NGC#5011728784).exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/3112-140-0x0000000005EC0000-0x0000000005F52000-memory.dmp
memory/3112-130-0x0000000000190000-0x00000000001C2000-memory.dmp
memory/3168-146-0x0000000006F90000-0x0000000006F9A000-memory.dmp
memory/3168-145-0x00000000069F0000-0x0000000006A40000-memory.dmp
memory/3168-144-0x00000000056E0000-0x000000000577C000-memory.dmp
memory/3168-143-0x0000000005BD0000-0x0000000006174000-memory.dmp
memory/3168-142-0x0000000000400000-0x000000000043A000-memory.dmp
memory/4908-134-0x0000000004D60000-0x0000000004D82000-memory.dmp
memory/4908-139-0x0000000006230000-0x000000000624A000-memory.dmp
memory/4908-138-0x0000000007360000-0x00000000079DA000-memory.dmp
memory/4908-137-0x0000000005D20000-0x0000000005D3E000-memory.dmp
memory/4908-136-0x0000000005730000-0x0000000005796000-memory.dmp
memory/4908-135-0x0000000005650000-0x00000000056B6000-memory.dmp
memory/4908-133-0x0000000004F20000-0x0000000005548000-memory.dmp
memory/4908-132-0x0000000002750000-0x0000000002786000-memory.dmp