Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
26/03/2024, 12:34
General
- Target SecuriteInfo.com.Trojan.PackedNET.1924.3408.30734.exe
- Size 615KB
- Sample240326-prrcfsdb8s
- SHA256 b5cf618624df43618a33e366aed44a39db6c92c6e4c9dbe7905e415307028aee
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.sintecno.gr
-
Port
587
-
Username
-
Password
k$&v8@,q0Pf#
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.sintecno.gr
-
Port
587
-
Username
-
Password
k$&v8@,q0Pf#
-
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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.1924.3408.30734.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.1924.3408.30734.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.1924.3408.30734.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.1924.3408.30734.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2788-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2788-19-0x0000000005830000-0x0000000005840000-memory.dmp
memory/2788-18-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/2788-17-0x0000000007000000-0x0000000007050000-memory.dmp
memory/2788-13-0x00000000059F0000-0x0000000005A56000-memory.dmp
memory/2788-15-0x0000000005830000-0x0000000005840000-memory.dmp
memory/2788-12-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/5092-8-0x0000000005CF0000-0x0000000005D72000-memory.dmp
memory/5092-1-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/5092-9-0x00000000082A0000-0x000000000833C000-memory.dmp
memory/5092-7-0x00000000050C0000-0x00000000050CC000-memory.dmp
memory/5092-6-0x0000000005060000-0x0000000005072000-memory.dmp
memory/5092-14-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/5092-5-0x0000000005070000-0x000000000507A000-memory.dmp
memory/5092-4-0x0000000005210000-0x0000000005220000-memory.dmp
memory/5092-3-0x0000000004FB0000-0x0000000005042000-memory.dmp
memory/5092-2-0x0000000005640000-0x0000000005BE4000-memory.dmp
memory/5092-0-0x0000000000540000-0x00000000005E0000-memory.dmp