Analysis
- max time kernel
147s - max time network
146s - platform
windows10_x64 - resource
win10v20201028 - submitted
10/11/2020, 11:28
General
- Target 137786f20b01ea831020cafde76ca06e6bdb2304525692aa46a7b98207b6bd93.exe
- Size 551KB
- Sample201110-rd33nc7cd6
- SHA256 137786f20b01ea831020cafde76ca06e6bdb2304525692aa46a7b98207b6bd93
Score
10/10
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
srvc13.turhost.com
-
Port
587
-
Username
-
Password
italik2015
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- 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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\137786f20b01ea831020cafde76ca06e6bdb2304525692aa46a7b98207b6bd93.exe"C:\Users\Admin\AppData\Local\Temp\137786f20b01ea831020cafde76ca06e6bdb2304525692aa46a7b98207b6bd93.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QwaFpW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1B97.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\137786f20b01ea831020cafde76ca06e6bdb2304525692aa46a7b98207b6bd93.exe"C:\Users\Admin\AppData\Local\Temp\137786f20b01ea831020cafde76ca06e6bdb2304525692aa46a7b98207b6bd93.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/748-2-0x0000000000400000-0x000000000043C000-memory.dmp