Analysis
- max time kernel
122s - max time network
124s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
13/12/2022, 16:26
General
- Target 33690120220531MES_S Quote.exe
- Size 967KB
- Sample221213-txhdysfb52
- SHA256 896ff47095ccb9f5178c9714e28fecdc697dac616a0340ecb8bfa1840dac09d3
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.mbarieservicesltd.com
-
Port
587
-
Username
-
Password
U)3*{*3X(9vr
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.mbarieservicesltd.com
-
Port
587
-
Username
-
Password
U)3*{*3X(9vr
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\33690120220531MES_S Quote.exe"C:\Users\Admin\AppData\Local\Temp\33690120220531MES_S Quote.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\33690120220531MES_S Quote.exe"C:\Users\Admin\AppData\Local\Temp\33690120220531MES_S Quote.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
33690120220531MES_S Quote.exe.log
memory/1576-138-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1576-140-0x0000000005EC0000-0x0000000005F26000-memory.dmp
memory/1576-141-0x00000000070D0000-0x0000000007120000-memory.dmp
memory/2220-132-0x0000000000110000-0x0000000000208000-memory.dmp
memory/2220-133-0x0000000005110000-0x00000000056B4000-memory.dmp
memory/2220-134-0x0000000004C00000-0x0000000004C92000-memory.dmp
memory/2220-135-0x0000000004BC0000-0x0000000004BCA000-memory.dmp
memory/2220-136-0x0000000008A70000-0x0000000008B0C000-memory.dmp