Analysis
- max time kernel
95s - max time network
106s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
18/09/2024, 12:20
General
- Target file.exe
- Size 239KB
- Sample240918-phr8dszfmb
- SHA256 d48ee1f6f04504d641c8769aeef83185c8de8745458a3fbc362cd53c20ef10d9
Malware Config
Extracted
-
Protocol
ftp
-
Host
ftp.antoniomayol.com
-
Port
21
-
Username
-
Password
cMhKDQUk1{;%
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.antoniomayol.com:21
-
Port
21
-
Username
-
Password
cMhKDQUk1{;%
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- 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.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/4508-0-0x00000000745DE000-0x00000000745DF000-memory.dmp
memory/4508-1-0x0000000000B10000-0x0000000000B52000-memory.dmp
memory/4508-2-0x0000000005AC0000-0x0000000006064000-memory.dmp
memory/4508-3-0x00000000056F0000-0x0000000005756000-memory.dmp
memory/4508-4-0x00000000745D0000-0x0000000074D80000-memory.dmp
memory/4508-5-0x0000000006D10000-0x0000000006D60000-memory.dmp
memory/4508-6-0x0000000006E00000-0x0000000006E9C000-memory.dmp
memory/4508-7-0x0000000006F40000-0x0000000006FD2000-memory.dmp
memory/4508-8-0x0000000006EC0000-0x0000000006ECA000-memory.dmp
memory/4508-9-0x00000000745DE000-0x00000000745DF000-memory.dmp
memory/4508-10-0x00000000745D0000-0x0000000074D80000-memory.dmp