Analysis
- max time kernel
142s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20231020-en - resource tags
- submitted
13/11/2023, 16:49
General
- Target dekont.exe
- Size 1.6MB
- Sample231113-vbpftaee67
- SHA256 9e2598ee2aeeed340758b04a4d53f7a0934af3e65d8a2ee673bcda62aee5166c
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.sturmsgroup.com
-
Port
587
-
Username
-
Password
1nxez&C#vfZ6#0Jp
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.sturmsgroup.com
-
Port
587
-
Username
-
Password
1nxez&C#vfZ6#0Jp
-
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 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\dekont.exe"C:\Users\Admin\AppData\Local\Temp\dekont.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\dekont.exeC:\Users\Admin\AppData\Local\Temp\dekont.exe2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\dekont.exeC:\Users\Admin\AppData\Local\Temp\dekont.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
dekont.exe.log
memory/896-5-0x00000000057D0000-0x0000000005810000-memory.dmp
memory/896-2-0x0000000005660000-0x0000000005670000-memory.dmp
memory/896-3-0x0000000005570000-0x00000000055CC000-memory.dmp
memory/896-4-0x0000000005670000-0x00000000056C8000-memory.dmp
memory/896-0-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/896-6-0x0000000005840000-0x0000000005880000-memory.dmp
memory/896-7-0x0000000005880000-0x00000000058CC000-memory.dmp
memory/896-8-0x0000000005F00000-0x00000000064A4000-memory.dmp
memory/896-1-0x0000000000AD0000-0x0000000000C6C000-memory.dmp
memory/896-13-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/2568-14-0x0000000005490000-0x00000000054A0000-memory.dmp
memory/2568-12-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/2568-9-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2568-15-0x0000000005210000-0x0000000005276000-memory.dmp
memory/2568-16-0x0000000006050000-0x00000000060A0000-memory.dmp
memory/2568-17-0x0000000006140000-0x00000000061DC000-memory.dmp
memory/2568-18-0x0000000006700000-0x0000000006792000-memory.dmp
memory/2568-19-0x00000000066B0000-0x00000000066BA000-memory.dmp
memory/2568-20-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/2568-21-0x0000000005490000-0x00000000054A0000-memory.dmp