Analysis
- max time kernel
138s - max time network
112s - platform
windows10_x64 - resource
win10v200722 - submitted
05/10/2020, 12:01
General
- Target Urgent Inquiry-1911INQ0059.exe
- Size 631KB
- Sample201005-p9kkplneyx
- SHA256 4a4f7d774032e80c392ff7fe598a05736cf4f71dc0dcf5616ce980f9cbb598ae
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.fsqcs.com.au
-
Port
587
-
Username
-
Password
oVVnNxsRqpKk
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.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Urgent Inquiry-1911INQ0059.exe"C:\Users\Admin\AppData\Local\Temp\Urgent Inquiry-1911INQ0059.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Urgent Inquiry-1911INQ0059.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3816-5-0x0000000005570000-0x0000000005571000-memory.dmp
memory/3816-9-0x000000000A4E0000-0x000000000A549000-memory.dmp
memory/3816-4-0x0000000005590000-0x0000000005591000-memory.dmp
memory/3816-0-0x00000000738E0000-0x0000000073FCE000-memory.dmp
memory/3816-6-0x0000000006070000-0x0000000006071000-memory.dmp
memory/3816-7-0x00000000058C0000-0x00000000058C4000-memory.dmp
memory/3816-3-0x0000000005B70000-0x0000000005B71000-memory.dmp
memory/3816-1-0x0000000000C90000-0x0000000000C91000-memory.dmp
memory/3816-8-0x0000000007E60000-0x0000000007ED0000-memory.dmp
memory/3816-10-0x000000000D970000-0x000000000D971000-memory.dmp
memory/3956-11-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3956-14-0x00000000738E0000-0x0000000073FCE000-memory.dmp
memory/3956-19-0x0000000005AD0000-0x0000000005AD1000-memory.dmp
memory/3956-20-0x00000000062A0000-0x00000000062A1000-memory.dmp