Analysis
- max time kernel
149s - max time network
135s - platform
windows10_x64 - resource
win10v200722 - submitted
19/08/2020, 14:08
General
- Target PO 45-1982020,pdf.scr
- Size 5.0MB
- Sample200819-yyxqfatbws
- SHA256 34914f4c50c096b6fdd81a5b4e4459e52cc0d5e6527a7edef207e81592ea4709
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.privateemail.com
-
Port
587
-
Username
-
Password
sparedone
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- AgentTesla Payload 3 IoCs
- Drops startup file 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO 45-1982020,pdf.scr"C:\Users\Admin\AppData\Local\Temp\PO 45-1982020,pdf.scr" /S1⤵
- Modifies WinLogon for persistence
- Drops startup file
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/424-0-0x0000000073530000-0x0000000073C1E000-memory.dmp
memory/424-1-0x0000000000E10000-0x0000000000E11000-memory.dmp
memory/424-2-0x0000000005B40000-0x0000000005B41000-memory.dmp
memory/424-3-0x0000000005BE0000-0x0000000005C60000-memory.dmp
memory/424-4-0x0000000006160000-0x0000000006161000-memory.dmp
memory/424-5-0x0000000005C60000-0x0000000005CC1000-memory.dmp
memory/808-6-0x0000000000400000-0x0000000000464000-memory.dmp
memory/808-8-0x0000000073530000-0x0000000073C1E000-memory.dmp
memory/808-13-0x0000000005560000-0x0000000005561000-memory.dmp
memory/808-14-0x0000000005B20000-0x0000000005B21000-memory.dmp
memory/808-15-0x00000000064F0000-0x00000000064F1000-memory.dmp
memory/808-16-0x0000000006BA0000-0x0000000006BA1000-memory.dmp
memory/808-17-0x0000000006AA0000-0x0000000006AA1000-memory.dmp