Analysis
- max time kernel
135s - max time network
130s - platform
windows7_x64 - resource
win7v20201028 - submitted
01/02/2021, 09:40
General
- Target 93c18a3630eb1cb922a3761c45ae6dc2.exe
- Size 126KB
- Sample210201-3fe4a2d3ee
- SHA256 c21d2f1d2c5dad844ee2c789b2a424f0808e9eaf4edbf4319dca34531aacbe2c
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
Dollarbills1234
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\93c18a3630eb1cb922a3761c45ae6dc2.exe"C:\Users\Admin\AppData\Local\Temp\93c18a3630eb1cb922a3761c45ae6dc2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\93c18a3630eb1cb922a3761c45ae6dc2.exe"C:\Users\Admin\AppData\Local\Temp\93c18a3630eb1cb922a3761c45ae6dc2.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/584-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/584-8-0x0000000074900000-0x0000000074FEE000-memory.dmp
memory/584-9-0x0000000000400000-0x000000000043C000-memory.dmp
memory/584-11-0x0000000000BD0000-0x0000000000BD1000-memory.dmp
memory/584-12-0x0000000000BD1000-0x0000000000BD2000-memory.dmp
memory/1832-2-0x0000000074900000-0x0000000074FEE000-memory.dmp
memory/1832-3-0x0000000000DC0000-0x0000000000DC1000-memory.dmp
memory/1832-4-0x0000000004B20000-0x0000000004B21000-memory.dmp
memory/1832-5-0x0000000000A80000-0x0000000000ABF000-memory.dmp