Analysis
- max time kernel
94s - max time network
95s - platform
windows10-2004_x64 - resource
win10v2004-20240730-en - resource tags
- submitted
01/08/2024, 13:56
General
- Target 88d1da4410f80cd136f9af155ef136ed298b391abeb4c53960c3b562f1648813.exe
- Size 635KB
- Sample240801-q8ntbstdqr
- SHA256 88d1da4410f80cd136f9af155ef136ed298b391abeb4c53960c3b562f1648813
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
*SGCViVH2@@@@11$#4%%
-
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.
- 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 4 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\88d1da4410f80cd136f9af155ef136ed298b391abeb4c53960c3b562f1648813.exe"C:\Users\Admin\AppData\Local\Temp\88d1da4410f80cd136f9af155ef136ed298b391abeb4c53960c3b562f1648813.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
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vcBHOeNqHD.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vcBHOeNqHD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpADF3.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_s42e3rua.uqe.ps1
tmpADF3.tmp
memory/1480-8-0x00000000050C0000-0x000000000515A000-memory.dmp
memory/1480-9-0x0000000005090000-0x00000000050A2000-memory.dmp
memory/1480-4-0x0000000004B60000-0x0000000004B6A000-memory.dmp
memory/1480-5-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/1480-6-0x0000000004E50000-0x0000000004EEC000-memory.dmp
memory/1480-7-0x0000000005C60000-0x000000000618C000-memory.dmp
memory/1480-28-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/1480-3-0x0000000004BD0000-0x0000000004C62000-memory.dmp
memory/1480-10-0x0000000005160000-0x0000000005168000-memory.dmp
memory/1480-11-0x0000000006590000-0x000000000659C000-memory.dmp
memory/1480-12-0x00000000065E0000-0x0000000006662000-memory.dmp
memory/1480-0-0x000000007457E000-0x000000007457F000-memory.dmp
memory/1480-2-0x0000000005180000-0x0000000005724000-memory.dmp
memory/1480-1-0x00000000000C0000-0x0000000000166000-memory.dmp
memory/2152-56-0x0000000007C10000-0x0000000007C2A000-memory.dmp
memory/2152-42-0x00000000078A0000-0x00000000078D2000-memory.dmp
memory/2152-22-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/2152-27-0x0000000006290000-0x00000000062F6000-memory.dmp
memory/2152-25-0x0000000005810000-0x0000000005832000-memory.dmp
memory/2152-19-0x0000000005990000-0x0000000005FB8000-memory.dmp
memory/2152-67-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/2152-26-0x0000000006130000-0x0000000006196000-memory.dmp
memory/2152-21-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/2152-39-0x0000000006300000-0x0000000006654000-memory.dmp
memory/2152-18-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/2152-40-0x00000000068F0000-0x000000000690E000-memory.dmp
memory/2152-41-0x0000000006980000-0x00000000069CC000-memory.dmp
memory/2152-63-0x0000000007F50000-0x0000000007F6A000-memory.dmp
memory/2152-43-0x0000000074E00000-0x0000000074E4C000-memory.dmp
memory/2152-53-0x0000000006EC0000-0x0000000006EDE000-memory.dmp
memory/2152-54-0x0000000007AE0000-0x0000000007B83000-memory.dmp
memory/2152-17-0x0000000005320000-0x0000000005356000-memory.dmp
memory/2152-55-0x0000000008260000-0x00000000088DA000-memory.dmp
memory/2152-57-0x0000000007C80000-0x0000000007C8A000-memory.dmp
memory/2152-58-0x0000000007E90000-0x0000000007F26000-memory.dmp
memory/2152-59-0x0000000007E10000-0x0000000007E21000-memory.dmp
memory/2152-64-0x0000000007F30000-0x0000000007F38000-memory.dmp
memory/2152-61-0x0000000007E40000-0x0000000007E4E000-memory.dmp
memory/2152-62-0x0000000007E50000-0x0000000007E64000-memory.dmp
memory/3544-23-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3544-60-0x0000000006330000-0x0000000006380000-memory.dmp
memory/3544-29-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/3544-68-0x0000000074570000-0x0000000074D20000-memory.dmp