Analysis
- max time kernel
139s - max time network
119s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
19/01/2022, 15:21
General
- Target Q9BH.exe
- Size 401KB
- Sample220119-src2lsbacr
- SHA256 cfd0502419a4609b9b0022c3d3b925875f8d135e4f7ac853b2b1a6dd531bb762
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.aquanova.es
-
Port
587
-
Username
-
Password
Aquaribe2419*
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
- Drops file in Drivers directory 1 IoCs
- 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.
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Q9BH.exe"C:\Users\Admin\AppData\Local\Temp\Q9BH.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Q9BH.exe"C:\Users\Admin\AppData\Local\Temp\Q9BH.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/696-63-0x0000000000400000-0x000000000043C000-memory.dmp
memory/696-59-0x0000000000400000-0x000000000043C000-memory.dmp
memory/696-60-0x0000000000400000-0x000000000043C000-memory.dmp
memory/696-61-0x0000000000400000-0x000000000043C000-memory.dmp
memory/696-62-0x0000000000400000-0x000000000043C000-memory.dmp
memory/696-64-0x0000000000400000-0x000000000043C000-memory.dmp
memory/696-65-0x0000000004940000-0x0000000004941000-memory.dmp
memory/696-67-0x0000000004941000-0x0000000004942000-memory.dmp
memory/1536-55-0x0000000076C91000-0x0000000076C93000-memory.dmp
memory/1536-56-0x0000000004E30000-0x0000000004E31000-memory.dmp
memory/1536-57-0x0000000000450000-0x000000000045C000-memory.dmp
memory/1536-58-0x0000000005390000-0x0000000005400000-memory.dmp
memory/1536-54-0x0000000000F20000-0x0000000000F8A000-memory.dmp