Analysis
- max time kernel
130s - max time network
118s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
12/01/2022, 11:33
General
- Target 1436cd33a0c8021f1767595e1b6f3f13.exe
- Size 447KB
- Sample220112-nnvp2aceck
- SHA256 ccd3b1025026f005eab390a02815e3689f879ea7ad985f5aa760b208d4f27318
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.medicare-equipment.com
-
Port
587
-
Username
-
Password
AllTheBest777
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 6 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
- 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\1436cd33a0c8021f1767595e1b6f3f13.exe"C:\Users\Admin\AppData\Local\Temp\1436cd33a0c8021f1767595e1b6f3f13.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\1436cd33a0c8021f1767595e1b6f3f13.exe"C:\Users\Admin\AppData\Local\Temp\1436cd33a0c8021f1767595e1b6f3f13.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/952-54-0x0000000000080000-0x00000000000F6000-memory.dmp
memory/952-55-0x0000000000080000-0x00000000000F6000-memory.dmp
memory/952-56-0x0000000076491000-0x0000000076493000-memory.dmp
memory/952-57-0x0000000004900000-0x0000000004901000-memory.dmp
memory/952-58-0x00000000003A0000-0x00000000003AE000-memory.dmp
memory/952-59-0x00000000055F0000-0x0000000005660000-memory.dmp
memory/1216-60-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1216-61-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1216-62-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1216-63-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1216-64-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1216-67-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1216-66-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1216-68-0x0000000004AD0000-0x0000000004AD1000-memory.dmp
memory/1216-69-0x0000000004AD1000-0x0000000004AD2000-memory.dmp