Analysis
- max time kernel
119s - max time network
120s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
09/08/2024, 07:56
General
- Target SecuriteInfo.com.Win32.PWSX-gen.5215.298.exe
- Size 689KB
- Sample240809-js1pmayalq
- SHA256 b7c84d904c3b0fcbf398dffd631b5c963592ef3b121e01260106d452f55cfd74
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 2 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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- 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 9 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.5215.298.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.5215.298.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.Win32.PWSX-gen.5215.298.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XlNJvOioW.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XlNJvOioW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpABC1.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
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
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_02thc3wc.xj4.ps1
tmpABC1.tmp
memory/3444-51-0x0000000006880000-0x00000000068B2000-memory.dmp
memory/3444-75-0x0000000007610000-0x000000000762A000-memory.dmp
memory/3444-20-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/3444-76-0x0000000007680000-0x000000000768A000-memory.dmp
memory/3444-25-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/3444-88-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/3444-52-0x0000000074EC0000-0x0000000074F0C000-memory.dmp
memory/3444-72-0x0000000006860000-0x000000000687E000-memory.dmp
memory/3444-39-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/4032-24-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4032-90-0x0000000006570000-0x00000000065C0000-memory.dmp
memory/4036-6-0x0000000004FB0000-0x0000000004FCA000-memory.dmp
memory/4036-0-0x000000007466E000-0x000000007466F000-memory.dmp
memory/4036-10-0x00000000085D0000-0x000000000866C000-memory.dmp
memory/4036-9-0x00000000046F0000-0x0000000004772000-memory.dmp
memory/4036-7-0x0000000004FE0000-0x0000000004FEE000-memory.dmp
memory/4036-8-0x0000000004FF0000-0x0000000005006000-memory.dmp
memory/4036-5-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/4036-4-0x0000000004D50000-0x0000000004D5A000-memory.dmp
memory/4036-38-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/4036-3-0x0000000004C80000-0x0000000004D12000-memory.dmp
memory/4036-2-0x0000000005360000-0x0000000005904000-memory.dmp
memory/4036-1-0x0000000000240000-0x00000000002EE000-memory.dmp
memory/4972-16-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/4972-50-0x00000000061F0000-0x000000000623C000-memory.dmp
memory/4972-49-0x0000000006160000-0x000000000617E000-memory.dmp
memory/4972-53-0x0000000074EC0000-0x0000000074F0C000-memory.dmp
memory/4972-73-0x0000000007340000-0x00000000073E3000-memory.dmp
memory/4972-21-0x00000000051A0000-0x00000000051C2000-memory.dmp
memory/4972-22-0x00000000059D0000-0x0000000005A36000-memory.dmp
memory/4972-74-0x0000000007AD0000-0x000000000814A000-memory.dmp
memory/4972-37-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/4972-27-0x0000000005B30000-0x0000000005E84000-memory.dmp
memory/4972-77-0x0000000007700000-0x0000000007796000-memory.dmp
memory/4972-78-0x0000000007680000-0x0000000007691000-memory.dmp
memory/4972-79-0x00000000076B0000-0x00000000076BE000-memory.dmp
memory/4972-80-0x00000000076C0000-0x00000000076D4000-memory.dmp
memory/4972-81-0x00000000077C0000-0x00000000077DA000-memory.dmp
memory/4972-82-0x00000000077A0000-0x00000000077A8000-memory.dmp
memory/4972-89-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/4972-23-0x0000000005A40000-0x0000000005AA6000-memory.dmp
memory/4972-18-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/4972-17-0x0000000005230000-0x0000000005858000-memory.dmp
memory/4972-15-0x0000000002850000-0x0000000002886000-memory.dmp