Analysis
- max time kernel
143s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
18/06/2024, 16:58
General
- Target 50b403a4a1fb6422b404d01fd152a4d7cca35d8003f265de7c34ec96f1f70c3a.exe
- Size 754KB
- Sample240618-vha7rssbqf
- SHA256 50b403a4a1fb6422b404d01fd152a4d7cca35d8003f265de7c34ec96f1f70c3a
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.ekolev.com.tr
-
Port
587
-
Username
-
Password
Ekol.1071
-
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.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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).
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\50b403a4a1fb6422b404d01fd152a4d7cca35d8003f265de7c34ec96f1f70c3a.exe"C:\Users\Admin\AppData\Local\Temp\50b403a4a1fb6422b404d01fd152a4d7cca35d8003f265de7c34ec96f1f70c3a.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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\50b403a4a1fb6422b404d01fd152a4d7cca35d8003f265de7c34ec96f1f70c3a.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\50b403a4a1fb6422b404d01fd152a4d7cca35d8003f265de7c34ec96f1f70c3a.exe"C:\Users\Admin\AppData\Local\Temp\50b403a4a1fb6422b404d01fd152a4d7cca35d8003f265de7c34ec96f1f70c3a.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4140 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_0kj4kgya.mvc.ps1
memory/1496-8-0x00000000050B0000-0x0000000005134000-memory.dmp
memory/1496-13-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/1496-3-0x0000000005640000-0x00000000056D2000-memory.dmp
memory/1496-4-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/1496-5-0x0000000005710000-0x000000000571A000-memory.dmp
memory/1496-6-0x0000000008260000-0x0000000008282000-memory.dmp
memory/1496-7-0x000000000AA10000-0x000000000AA20000-memory.dmp
memory/1496-0-0x0000000074EDE000-0x0000000074EDF000-memory.dmp
memory/1496-2-0x0000000005D00000-0x00000000062A4000-memory.dmp
memory/1496-1-0x0000000000BA0000-0x0000000000C62000-memory.dmp
memory/1496-9-0x000000000DE10000-0x000000000DEAC000-memory.dmp
memory/1808-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1808-62-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/1808-15-0x0000000004FB0000-0x0000000005016000-memory.dmp
memory/1808-16-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/1808-36-0x0000000005EE0000-0x0000000005F30000-memory.dmp
memory/1808-12-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/2152-21-0x00000000060F0000-0x0000000006156000-memory.dmp
memory/2152-48-0x0000000006D90000-0x0000000006DAE000-memory.dmp
memory/2152-19-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/2152-22-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/2152-17-0x00000000058E0000-0x0000000005F08000-memory.dmp
memory/2152-32-0x00000000061D0000-0x0000000006524000-memory.dmp
memory/2152-33-0x00000000067F0000-0x000000000680E000-memory.dmp
memory/2152-34-0x0000000006810000-0x000000000685C000-memory.dmp
memory/2152-18-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/2152-37-0x00000000077C0000-0x00000000077F2000-memory.dmp
memory/2152-38-0x0000000070B50000-0x0000000070B9C000-memory.dmp
memory/2152-20-0x0000000005F50000-0x0000000005F72000-memory.dmp
memory/2152-49-0x0000000007800000-0x00000000078A3000-memory.dmp
memory/2152-50-0x0000000008150000-0x00000000087CA000-memory.dmp
memory/2152-51-0x0000000007B00000-0x0000000007B1A000-memory.dmp
memory/2152-52-0x0000000007B70000-0x0000000007B7A000-memory.dmp
memory/2152-53-0x0000000007DA0000-0x0000000007E36000-memory.dmp
memory/2152-54-0x0000000007D20000-0x0000000007D31000-memory.dmp
memory/2152-55-0x0000000007D50000-0x0000000007D5E000-memory.dmp
memory/2152-56-0x0000000007D60000-0x0000000007D74000-memory.dmp
memory/2152-57-0x0000000007E60000-0x0000000007E7A000-memory.dmp
memory/2152-58-0x0000000007E40000-0x0000000007E48000-memory.dmp
memory/2152-61-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/2152-14-0x0000000005210000-0x0000000005246000-memory.dmp