Analysis
- max time kernel
142s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231020-en - resource tags
- submitted
27/10/2023, 16:01
General
- Target dekont.pdf.exe
- Size 1.3MB
- Sample231027-tf782sfe9t
- SHA256 f7c1bded8b82126980b2149af9960a2c4986188be76d74e2d3d53cba07d31bd2
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.tribosgroup.com
-
Port
587
-
Username
-
Password
Db4-oX=9SnWdBuWO
Extracted
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agenttesla
-
Protocol
smtp
-
Host
mail.tribosgroup.com
-
Port
587
-
Username
-
Password
Db4-oX=9SnWdBuWO
-
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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exeC:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe2⤵
-
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exeC:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe2⤵
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exeC:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
dekont.pdf.exe.log
memory/1964-16-0x0000000005840000-0x00000000058A6000-memory.dmp
memory/1964-13-0x0000000074FA0000-0x0000000075750000-memory.dmp
memory/1964-21-0x0000000006CD0000-0x0000000006CDA000-memory.dmp
memory/1964-20-0x00000000056C0000-0x00000000056D0000-memory.dmp
memory/1964-19-0x0000000074FA0000-0x0000000075750000-memory.dmp
memory/1964-18-0x0000000006600000-0x000000000669C000-memory.dmp
memory/1964-17-0x0000000006510000-0x0000000006560000-memory.dmp
memory/1964-15-0x00000000056C0000-0x00000000056D0000-memory.dmp
memory/1964-10-0x0000000000400000-0x0000000000440000-memory.dmp
memory/1980-6-0x0000000005F60000-0x0000000005FA0000-memory.dmp
memory/1980-2-0x0000000004E00000-0x0000000004E92000-memory.dmp
memory/1980-14-0x0000000074FA0000-0x0000000075750000-memory.dmp
memory/1980-1-0x0000000074FA0000-0x0000000075750000-memory.dmp
memory/1980-8-0x0000000005FC0000-0x0000000006000000-memory.dmp
memory/1980-0-0x0000000000330000-0x0000000000486000-memory.dmp
memory/1980-7-0x0000000004F70000-0x0000000004F80000-memory.dmp
memory/1980-9-0x0000000006020000-0x000000000606C000-memory.dmp
memory/1980-5-0x0000000005D80000-0x0000000005DD8000-memory.dmp
memory/1980-4-0x0000000004F70000-0x0000000004F80000-memory.dmp
memory/1980-3-0x0000000005450000-0x00000000059F4000-memory.dmp