Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
04/08/2024, 11:35
General
- Target SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.6404.9577.exe
- Size 679KB
- Sample240804-np1bxathlm
- SHA256 6659e8c041d7b2bf5ca0756ea730d0f8cfb7a81da170c1e4c4210df200b0dee2
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
phoenixblowers.com
-
Port
587
-
Username
-
Password
Officeback@2022#
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.6404.9577.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.6404.9577.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.6404.9577.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_yei4iipm.j5o.ps1
memory/2408-48-0x00000000077B0000-0x0000000007E2A000-memory.dmp
memory/2408-32-0x00000000057E0000-0x0000000005B34000-memory.dmp
memory/2408-59-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/2408-56-0x0000000007490000-0x0000000007498000-memory.dmp
memory/2408-55-0x00000000074B0000-0x00000000074CA000-memory.dmp
memory/2408-54-0x00000000073B0000-0x00000000073C4000-memory.dmp
memory/2408-53-0x00000000073A0000-0x00000000073AE000-memory.dmp
memory/2408-52-0x0000000007370000-0x0000000007381000-memory.dmp
memory/2408-51-0x00000000073F0000-0x0000000007486000-memory.dmp
memory/2408-50-0x00000000071E0000-0x00000000071EA000-memory.dmp
memory/2408-49-0x0000000007170000-0x000000000718A000-memory.dmp
memory/2408-33-0x0000000005E20000-0x0000000005E3E000-memory.dmp
memory/2408-47-0x0000000006E30000-0x0000000006ED3000-memory.dmp
memory/2408-15-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/2408-16-0x0000000002540000-0x0000000002576000-memory.dmp
memory/2408-18-0x0000000004FC0000-0x00000000055E8000-memory.dmp
memory/2408-46-0x0000000006410000-0x000000000642E000-memory.dmp
memory/2408-36-0x0000000070FF0000-0x000000007103C000-memory.dmp
memory/2408-20-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/2408-22-0x0000000004E10000-0x0000000004E76000-memory.dmp
memory/2408-35-0x0000000006DF0000-0x0000000006E22000-memory.dmp
memory/2408-34-0x0000000005E60000-0x0000000005EAC000-memory.dmp
memory/2408-21-0x0000000004D70000-0x0000000004D92000-memory.dmp
memory/2972-13-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/2972-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2972-61-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/2972-19-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/2972-17-0x0000000004EE0000-0x0000000004F46000-memory.dmp
memory/2972-60-0x0000000006290000-0x00000000062E0000-memory.dmp
memory/3592-9-0x0000000002570000-0x00000000025F2000-memory.dmp
memory/3592-0-0x000000007537E000-0x000000007537F000-memory.dmp
memory/3592-10-0x000000000B6E0000-0x000000000B77C000-memory.dmp
memory/3592-1-0x00000000002A0000-0x0000000000350000-memory.dmp
memory/3592-8-0x0000000005240000-0x0000000005256000-memory.dmp
memory/3592-7-0x0000000005230000-0x000000000523E000-memory.dmp
memory/3592-6-0x0000000004F70000-0x0000000004F88000-memory.dmp
memory/3592-5-0x0000000004CF0000-0x0000000004CFA000-memory.dmp
memory/3592-4-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/3592-3-0x0000000004D70000-0x0000000004E02000-memory.dmp
memory/3592-14-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/3592-2-0x0000000005320000-0x00000000058C4000-memory.dmp