Analysis
- max time kernel
118s - max time network
121s - platform
windows7_x64 - resource
win7-20231020-en - resource tags
- submitted
13/11/2023, 16:49
General
- Target dekont.exe
- Size 1.6MB
- Sample231113-vbpftaee67
- SHA256 9e2598ee2aeeed340758b04a4d53f7a0934af3e65d8a2ee673bcda62aee5166c
Malware Config
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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 13 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
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C:\Users\Admin\AppData\Local\Temp\dekont.exeC:\Users\Admin\AppData\Local\Temp\dekont.exe2⤵
-
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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
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Downloads
memory/2116-0-0x00000000009E0000-0x0000000000B7C000-memory.dmp
memory/2116-1-0x0000000074400000-0x0000000074AEE000-memory.dmp
memory/2116-2-0x0000000000640000-0x0000000000680000-memory.dmp
memory/2116-3-0x0000000001F80000-0x0000000001FDC000-memory.dmp
memory/2116-4-0x00000000041B0000-0x0000000004208000-memory.dmp
memory/2116-5-0x00000000042B0000-0x00000000042F0000-memory.dmp
memory/2116-6-0x00000000042F0000-0x0000000004330000-memory.dmp
memory/2116-7-0x0000000004330000-0x000000000437C000-memory.dmp
memory/2116-21-0x0000000074400000-0x0000000074AEE000-memory.dmp
memory/2288-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2288-9-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2288-20-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2288-18-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2288-16-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2288-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2288-22-0x0000000074400000-0x0000000074AEE000-memory.dmp
memory/2288-8-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2288-12-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2288-23-0x0000000004C20000-0x0000000004C60000-memory.dmp
memory/2288-24-0x0000000074400000-0x0000000074AEE000-memory.dmp
memory/2288-25-0x0000000004C20000-0x0000000004C60000-memory.dmp