Analysis
- max time kernel
151s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
20/05/2022, 22:28
General
- Target Factura Proforma (C) n 31.exe
- Size 787KB
- Sample220520-2dmtbsfbd4
- SHA256 081195bc21c899200745e9639e1d3f5080bea9d0dd1ce66af784b8a32ea874e9
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.celoric.com
-
Port
587
-
Username
-
Password
LP#qETg8
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Factura Proforma (C) n 31.exe"C:\Users\Admin\AppData\Local\Temp\Factura Proforma (C) n 31.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Factura Proforma (C) n 31.exe"C:\Users\Admin\AppData\Local\Temp\Factura Proforma (C) n 31.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
Factura Proforma (C) n 31.exe.log
memory/2992-130-0x0000000000ED0000-0x0000000000F9A000-memory.dmp
memory/2992-131-0x0000000008320000-0x00000000088C4000-memory.dmp
memory/2992-132-0x0000000007E10000-0x0000000007EA2000-memory.dmp
memory/2992-133-0x0000000007FA0000-0x0000000007FAA000-memory.dmp
memory/2992-134-0x0000000008110000-0x00000000081AC000-memory.dmp
memory/2992-135-0x0000000001530000-0x0000000001596000-memory.dmp
memory/3848-137-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3848-139-0x00000000030F0000-0x0000000003140000-memory.dmp