Analysis
- max time kernel
135s - max time network
125s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 20:52
General
- Target KTM_Quotation20042020.pdf.exe
- Size 416KB
- Sample201109-16w43m4eqe
- SHA256 0d8bc494a88c46b0bae461e6b8ef8f40970aafa9c79f67414ceef16586f8cbe7
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
smtp.cdldxy-cn.com
-
Port
587
-
Username
-
Password
SSzps(s5
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.cdldxy-cn.com
-
Port
587
-
Username
-
Password
SSzps(s5
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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\KTM_Quotation20042020.pdf.exe"C:\Users\Admin\AppData\Local\Temp\KTM_Quotation20042020.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\KTM_Quotation20042020.pdf.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1976-0-0x0000000000400000-0x0000000000452000-memory.dmp