Analysis
- max time kernel
4294183s - max time network
129s - platform
windows7_x64 - resource
win7-20220310-en - submitted
13/04/2022, 16:42
General
- Target Wrongly dated Invoice.exe
- Size 882KB
- Sample220413-t7ncysdfb6
- SHA256 6763318edf42d31cf69d2bd88924a66eb1e0722b5986357a8b62d751f0abbb1f
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.mpr4u.my
-
Port
587
-
Username
-
Password
mpr.kisb123456
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Wrongly dated Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Wrongly dated Invoice.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Wrongly dated Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Wrongly dated Invoice.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1640-58-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1640-59-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1640-61-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1640-62-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1640-63-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1640-66-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1640-68-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1904-54-0x00000000008E0000-0x00000000009C2000-memory.dmp
memory/1904-55-0x0000000000460000-0x000000000046E000-memory.dmp
memory/1904-56-0x0000000005EA0000-0x0000000005F5A000-memory.dmp
memory/1904-57-0x0000000005D20000-0x0000000005D9A000-memory.dmp