Analysis
- max time kernel
138s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
08/03/2022, 11:22
General
- Target Outstanding_payment202047654Outstanding_payment202047654.exe
- Size 877KB
- Sample220308-ngltjseca2
- SHA256 4fa6b42e185b020148be0e775cdca44f00701b7cd2e68d78dc16cf6dcf6a2dba
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.butterflymotors.com
-
Port
587
-
Username
-
Password
#ifO^N=vn2j{
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 1 IoCs
- Drops file in Drivers directory 1 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Outstanding_payment202047654Outstanding_payment202047654.exe"C:\Users\Admin\AppData\Local\Temp\Outstanding_payment202047654Outstanding_payment202047654.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Outstanding_payment202047654Outstanding_payment202047654.exe"C:\Users\Admin\AppData\Local\Temp\Outstanding_payment202047654Outstanding_payment202047654.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\Outstanding_payment202047654Outstanding_payment202047654.exe"C:\Users\Admin\AppData\Local\Temp\Outstanding_payment202047654Outstanding_payment202047654.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- 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
memory/2868-136-0x00000000090F0000-0x000000000918C000-memory.dmp
memory/2868-132-0x0000000074730000-0x0000000074EE0000-memory.dmp
memory/2868-133-0x00000000056A0000-0x0000000005732000-memory.dmp
memory/2868-134-0x0000000005630000-0x000000000563A000-memory.dmp
memory/2868-135-0x0000000003140000-0x0000000003141000-memory.dmp
memory/2868-130-0x0000000000B90000-0x0000000000C72000-memory.dmp
memory/2868-131-0x0000000005D70000-0x0000000006314000-memory.dmp
memory/3144-137-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3144-139-0x0000000074730000-0x0000000074EE0000-memory.dmp
memory/3144-140-0x0000000003120000-0x0000000003121000-memory.dmp
memory/3144-141-0x0000000006480000-0x00000000064E6000-memory.dmp
memory/3144-142-0x00000000065F0000-0x0000000006640000-memory.dmp
memory/3144-143-0x0000000003121000-0x0000000003122000-memory.dmp