Analysis
- max time kernel
143s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
24/05/2023, 10:06
General
- Target dekont ( 61).pdf Garanti BBVA scan00100.exe
- Size 694KB
- Sample230524-l43dpsce5t
- SHA256 2fe3221aa9dff870b2112bf96ed78c99ef06d99dedc3b103f061cced424c1cff
Malware Config
Extracted
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agenttesla
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https://api.telegram.org/bot1360033246:AAF6H8m6YrL09doyxtsvJzZ_cIl__BCF4aU/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 1 IoCs
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\dekont ( 61).pdf Garanti BBVA scan00100.exe"C:\Users\Admin\AppData\Local\Temp\dekont ( 61).pdf Garanti BBVA scan00100.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\dekont ( 61).pdf Garanti BBVA scan00100.exe"C:\Users\Admin\AppData\Local\Temp\dekont ( 61).pdf Garanti BBVA scan00100.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\dekont ( 61).pdf Garanti BBVA scan00100.exe"C:\Users\Admin\AppData\Local\Temp\dekont ( 61).pdf Garanti BBVA scan00100.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\dekont ( 61).pdf Garanti BBVA scan00100.exe"C:\Users\Admin\AppData\Local\Temp\dekont ( 61).pdf Garanti BBVA scan00100.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
dekont ( 61).pdf Garanti BBVA scan00100.exe.log
memory/2516-139-0x0000000006A30000-0x0000000006ACC000-memory.dmp
memory/2516-135-0x0000000004DF0000-0x0000000004E82000-memory.dmp
memory/2516-136-0x0000000004D90000-0x0000000004D9A000-memory.dmp
memory/2516-137-0x0000000004CF0000-0x0000000004D00000-memory.dmp
memory/2516-138-0x0000000004CF0000-0x0000000004D00000-memory.dmp
memory/2516-133-0x0000000000300000-0x00000000003B2000-memory.dmp
memory/2516-134-0x0000000005300000-0x00000000058A4000-memory.dmp
memory/4124-140-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4124-143-0x0000000005660000-0x0000000005670000-memory.dmp
memory/4124-144-0x0000000006340000-0x00000000063A6000-memory.dmp
memory/4124-145-0x0000000005660000-0x0000000005670000-memory.dmp
memory/4124-147-0x0000000006520000-0x0000000006570000-memory.dmp