Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
03/06/2024, 17:40
General
- Target 2168-9-0x00000000009C0000-0x0000000000A02000-memory.exe
- Size 264KB
- Sample240603-v82seafb52
- SHA256 dd7a481499da04e9d61197bd0e290a07bc238588d2574aeea8fe6b8316c6ae04
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.bonnyriggdentalsurgery.com.au
-
Port
587
-
Username
-
Password
Sages101*
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.bonnyriggdentalsurgery.com.au
-
Port
587
-
Username
-
Password
Sages101*
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2168-9-0x00000000009C0000-0x0000000000A02000-memory.exe"C:\Users\Admin\AppData\Local\Temp\2168-9-0x00000000009C0000-0x0000000000A02000-memory.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1672-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp
memory/1672-1-0x00000000000D0000-0x0000000000112000-memory.dmp
memory/1672-2-0x0000000005100000-0x00000000056A4000-memory.dmp
memory/1672-3-0x0000000004AB0000-0x0000000004B16000-memory.dmp
memory/1672-4-0x0000000074A50000-0x0000000075200000-memory.dmp
memory/1672-6-0x00000000060D0000-0x0000000006120000-memory.dmp
memory/1672-7-0x00000000061C0000-0x000000000625C000-memory.dmp
memory/1672-8-0x0000000006260000-0x00000000062F2000-memory.dmp
memory/1672-9-0x0000000006160000-0x000000000616A000-memory.dmp
memory/1672-10-0x0000000074A5E000-0x0000000074A5F000-memory.dmp
memory/1672-11-0x0000000074A50000-0x0000000075200000-memory.dmp