Analysis
- max time kernel
130s - max time network
105s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
18/05/2024, 09:16
General
- Target 62d82f34c8097bff09c978e68b5c96bcf809fb93236c025993a6ea92a1231039.exe
- Size 236KB
- Sample240518-k8rmbsdb29
- SHA256 62d82f34c8097bff09c978e68b5c96bcf809fb93236c025993a6ea92a1231039
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.ipr-co.org
-
Port
587
-
Username
-
Password
IPRco@100102@
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.ipr-co.org
-
Port
587
-
Username
-
Password
IPRco@100102@
-
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 behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\62d82f34c8097bff09c978e68b5c96bcf809fb93236c025993a6ea92a1231039.exe"C:\Users\Admin\AppData\Local\Temp\62d82f34c8097bff09c978e68b5c96bcf809fb93236c025993a6ea92a1231039.exe"1⤵
- 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/2664-0-0x000000007450E000-0x000000007450F000-memory.dmp
memory/2664-1-0x0000000000020000-0x0000000000062000-memory.dmp
memory/2664-2-0x0000000005040000-0x00000000055E4000-memory.dmp
memory/2664-3-0x0000000004BD0000-0x0000000004C36000-memory.dmp
memory/2664-4-0x0000000074500000-0x0000000074CB0000-memory.dmp
memory/2664-6-0x00000000060C0000-0x0000000006110000-memory.dmp
memory/2664-7-0x00000000061B0000-0x000000000624C000-memory.dmp
memory/2664-8-0x00000000062F0000-0x0000000006382000-memory.dmp
memory/2664-9-0x00000000062A0000-0x00000000062AA000-memory.dmp
memory/2664-10-0x000000007450E000-0x000000007450F000-memory.dmp
memory/2664-11-0x0000000074500000-0x0000000074CB0000-memory.dmp