Analysis
- max time kernel
103s - max time network
105s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
13/06/2024, 01:00
General
- Target 0152f354bb063c566b9725d0962832e5324922c1592870c8b5b25789ccf1d636.exe
- Size 1.1MB
- Sample240613-bc51easapm
- SHA256 0152f354bb063c566b9725d0962832e5324922c1592870c8b5b25789ccf1d636
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.rempol.pl
-
Port
587
-
Username
-
Password
&Uia4qNNmR9x
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
- Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
- Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
- Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0152f354bb063c566b9725d0962832e5324922c1592870c8b5b25789ccf1d636.exe"C:\Users\Admin\AppData\Local\Temp\0152f354bb063c566b9725d0962832e5324922c1592870c8b5b25789ccf1d636.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\0152f354bb063c566b9725d0962832e5324922c1592870c8b5b25789ccf1d636.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/1572-10-0x0000000001DC0000-0x0000000001DC4000-memory.dmp
memory/4888-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4888-12-0x00000000748CE000-0x00000000748CF000-memory.dmp
memory/4888-13-0x0000000005590000-0x0000000005B34000-memory.dmp
memory/4888-14-0x0000000005150000-0x00000000051B6000-memory.dmp
memory/4888-15-0x00000000748C0000-0x0000000075070000-memory.dmp
memory/4888-16-0x00000000063A0000-0x00000000063F0000-memory.dmp
memory/4888-17-0x0000000006490000-0x0000000006522000-memory.dmp
memory/4888-18-0x0000000006430000-0x000000000643A000-memory.dmp
memory/4888-19-0x00000000748CE000-0x00000000748CF000-memory.dmp
memory/4888-20-0x00000000748C0000-0x0000000075070000-memory.dmp