Analysis
- max time kernel
135s - max time network
78s - platform
windows10_x64 - resource
win10v200430 - submitted
13/07/2020, 05:26
General
- Target myoricripted.exe
- Size 526KB
- Sample200713-pwbapbethx
- SHA256 9622729f9517d5a5eecd4a278ea564d750b17e300337a0f0e023c986bf0e537d
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.wolterfan.com
-
Port
587
-
Username
-
Password
@Mar123
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.wolterfan.com
-
Port
587
-
Username
-
Password
@Mar123
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- 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
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\myoricripted.exe"C:\Users\Admin\AppData\Local\Temp\myoricripted.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\myoricripted.exe"C:\Users\Admin\AppData\Local\Temp\myoricripted.exe"2⤵
- Adds Run key to start application
- 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/2896-0-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2896-2-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2896-3-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2896-4-0x00000000021E0000-0x0000000002232000-memory.dmp
memory/2896-5-0x00000000009B2000-0x00000000009B3000-memory.dmp