Analysis
- max time kernel
51s - max time network
53s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
19/06/2024, 16:21
General
- Target 75ae08a3551577bab675fa1b9263e6eb6173be749864b0b073ed535cf57597b9.exe
- Size 689KB
- Sample240619-tts2aatbpd
- SHA256 75ae08a3551577bab675fa1b9263e6eb6173be749864b0b073ed535cf57597b9
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
qqvQB2@@@@@
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Adds Run key to start application 2 TTPs 1 IoCs
- Looks up external IP address via web service 1 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).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\75ae08a3551577bab675fa1b9263e6eb6173be749864b0b073ed535cf57597b9.exe"C:\Users\Admin\AppData\Local\Temp\75ae08a3551577bab675fa1b9263e6eb6173be749864b0b073ed535cf57597b9.exe"1⤵
- Checks computer location settings
- 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" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iTdPrWZP.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iTdPrWZP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7B1B.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_dz1m0ysj.qiw.ps1
tmp7B1B.tmp
memory/4536-67-0x00000000751E0000-0x0000000075990000-memory.dmp
memory/4536-66-0x0000000007030000-0x0000000007080000-memory.dmp
memory/4536-36-0x00000000751E0000-0x0000000075990000-memory.dmp
memory/4536-34-0x0000000000400000-0x0000000000442000-memory.dmp
memory/5004-52-0x00000000075C0000-0x0000000007663000-memory.dmp
memory/5004-38-0x00000000063D0000-0x00000000063EE000-memory.dmp
memory/5004-64-0x00000000751E0000-0x0000000075990000-memory.dmp
memory/5004-61-0x0000000007A10000-0x0000000007A18000-memory.dmp
memory/5004-60-0x0000000007A30000-0x0000000007A4A000-memory.dmp
memory/5004-15-0x0000000002AB0000-0x0000000002AE6000-memory.dmp
memory/5004-16-0x00000000751E0000-0x0000000075990000-memory.dmp
memory/5004-17-0x00000000056F0000-0x0000000005D18000-memory.dmp
memory/5004-59-0x0000000007930000-0x0000000007944000-memory.dmp
memory/5004-22-0x00000000751E0000-0x0000000075990000-memory.dmp
memory/5004-21-0x0000000005620000-0x0000000005686000-memory.dmp
memory/5004-58-0x0000000007920000-0x000000000792E000-memory.dmp
memory/5004-20-0x00000000055B0000-0x0000000005616000-memory.dmp
memory/5004-19-0x0000000005410000-0x0000000005432000-memory.dmp
memory/5004-57-0x00000000078F0000-0x0000000007901000-memory.dmp
memory/5004-33-0x00000000751E0000-0x0000000075990000-memory.dmp
memory/5004-32-0x0000000005E20000-0x0000000006174000-memory.dmp
memory/5004-56-0x0000000007970000-0x0000000007A06000-memory.dmp
memory/5004-55-0x0000000007760000-0x000000000776A000-memory.dmp
memory/5004-54-0x00000000076F0000-0x000000000770A000-memory.dmp
memory/5004-39-0x0000000006560000-0x00000000065AC000-memory.dmp
memory/5004-40-0x0000000007540000-0x0000000007572000-memory.dmp
memory/5004-41-0x00000000719D0000-0x0000000071A1C000-memory.dmp
memory/5004-51-0x00000000075A0000-0x00000000075BE000-memory.dmp
memory/5004-53-0x0000000007D30000-0x00000000083AA000-memory.dmp
memory/5112-0-0x00000000751EE000-0x00000000751EF000-memory.dmp
memory/5112-7-0x0000000005AF0000-0x0000000005AF8000-memory.dmp
memory/5112-37-0x00000000751E0000-0x0000000075990000-memory.dmp
memory/5112-3-0x0000000005720000-0x00000000057B2000-memory.dmp
memory/5112-4-0x00000000058D0000-0x00000000058DA000-memory.dmp
memory/5112-5-0x00000000751E0000-0x0000000075990000-memory.dmp
memory/5112-6-0x00000000058F0000-0x0000000005902000-memory.dmp
memory/5112-10-0x0000000009140000-0x00000000091DC000-memory.dmp
memory/5112-9-0x0000000006AE0000-0x0000000006B64000-memory.dmp
memory/5112-8-0x0000000005C80000-0x0000000005C8C000-memory.dmp
memory/5112-2-0x0000000005CD0000-0x0000000006274000-memory.dmp
memory/5112-1-0x0000000000C80000-0x0000000000D32000-memory.dmp