Analysis
- max time kernel
148s - max time network
112s - platform
windows10_x64 - resource
win10v20201028 - submitted
06/01/2021, 07:43
General
- Target $17800.exe
- Size 959KB
- Sample210106-4passxth72
- SHA256 8e8e7ded0eaedda43532fa04b96252d50fe3a6d668a21a4aff051abbb74ac085
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.famasoluciones.com
-
Port
587
-
Username
-
Password
v9Ddyv](%?Nn
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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\$17800.exe"C:\Users\Admin\AppData\Local\Temp\$17800.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\$17800.exe"C:\Users\Admin\AppData\Local\Temp\$17800.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1268-12-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1268-21-0x00000000064E0000-0x00000000064E1000-memory.dmp
memory/1268-20-0x0000000005980000-0x0000000005981000-memory.dmp
memory/1268-15-0x0000000073BA0000-0x000000007428E000-memory.dmp
memory/3928-6-0x00000000054A0000-0x00000000054A1000-memory.dmp
memory/3928-10-0x0000000005200000-0x0000000005217000-memory.dmp
memory/3928-11-0x0000000005DD0000-0x0000000005E3B000-memory.dmp
memory/3928-9-0x00000000051A0000-0x00000000051A1000-memory.dmp
memory/3928-8-0x0000000004F60000-0x0000000004F61000-memory.dmp
memory/3928-7-0x0000000005040000-0x0000000005041000-memory.dmp
memory/3928-2-0x0000000073BA0000-0x000000007428E000-memory.dmp
memory/3928-5-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
memory/3928-3-0x0000000000480000-0x0000000000481000-memory.dmp