Analysis
- max time kernel
144s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
13/02/2024, 16:36
General
- Target FVN001-230824.pdf.exe
- Size 669KB
- Sample240213-t384vseb74
- SHA256 5fdb3de171431980fb56572dd438f76f0b2d255797c2f1ee9ff55462be22eea0
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
c(eIYuS8
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
c(eIYuS8
-
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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\FVN001-230824.pdf.exe"C:\Users\Admin\AppData\Local\Temp\FVN001-230824.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\FVN001-230824.pdf.exe"C:\Users\Admin\AppData\Local\Temp\FVN001-230824.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
FVN001-230824.pdf.exe.log
memory/4568-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4568-19-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/4568-18-0x0000000006110000-0x0000000006160000-memory.dmp
memory/4568-17-0x0000000005310000-0x0000000005376000-memory.dmp
memory/4568-16-0x0000000005280000-0x0000000005290000-memory.dmp
memory/4568-15-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/4716-4-0x00000000027F0000-0x0000000002800000-memory.dmp
memory/4716-8-0x00000000079E0000-0x00000000079EE000-memory.dmp
memory/4716-9-0x0000000007A30000-0x0000000007AB8000-memory.dmp
memory/4716-10-0x000000000A1F0000-0x000000000A28C000-memory.dmp
memory/4716-7-0x00000000079D0000-0x00000000079DA000-memory.dmp
memory/4716-6-0x00000000079B0000-0x00000000079C4000-memory.dmp
memory/4716-5-0x0000000004CD0000-0x0000000004CDA000-memory.dmp
memory/4716-14-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/4716-0-0x0000000000250000-0x00000000002FE000-memory.dmp
memory/4716-3-0x0000000004D20000-0x0000000004DB2000-memory.dmp
memory/4716-2-0x00000000053B0000-0x0000000005954000-memory.dmp
memory/4716-1-0x0000000074B80000-0x0000000075330000-memory.dmp