Analysis
- max time kernel
93s - max time network
106s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
07/06/2024, 12:25
General
- Target rRevisedQuotation.exe
- Size 245KB
- Sample240607-pllvsafh6t
- SHA256 7a976ca005082ab7acea1a46330935bfdfeedf70f37f1707122b7335fa7201ae
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.softtricksmedia.com
-
Port
587
-
Username
-
Password
soft#!7som7
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.softtricksmedia.com
-
Port
587
-
Username
-
Password
soft#!7som7
-
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\rRevisedQuotation.exe"C:\Users\Admin\AppData\Local\Temp\rRevisedQuotation.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/1076-0-0x00000000748EE000-0x00000000748EF000-memory.dmp
memory/1076-1-0x0000000000100000-0x0000000000144000-memory.dmp
memory/1076-2-0x0000000004F00000-0x00000000054A4000-memory.dmp
memory/1076-3-0x0000000004B00000-0x0000000004B66000-memory.dmp
memory/1076-4-0x00000000748E0000-0x0000000075090000-memory.dmp
memory/1076-7-0x0000000006170000-0x00000000061C0000-memory.dmp
memory/1076-8-0x0000000006260000-0x00000000062FC000-memory.dmp
memory/1076-9-0x00000000063A0000-0x0000000006432000-memory.dmp
memory/1076-10-0x0000000006360000-0x000000000636A000-memory.dmp
memory/1076-11-0x00000000748EE000-0x00000000748EF000-memory.dmp
memory/1076-12-0x00000000748E0000-0x0000000075090000-memory.dmp