Analysis
- max time kernel
117s - max time network
119s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
21/05/2024, 01:53
General
- Target bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe
- Size 855KB
- Sample240521-cbcsxaed69
- SHA256 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
webmail.thestore99.shop
-
Port
587
-
Username
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Password
@thestore99.shop
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe"C:\Users\Admin\AppData\Local\Temp\bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZgyPhDuHCFbHKh.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZgyPhDuHCFbHKh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp57C1.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe"C:\Users\Admin\AppData\Local\Temp\bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
tmp57C1.tmp
memory/2156-27-0x00000000743E0000-0x0000000074ACE000-memory.dmp
memory/2156-1-0x0000000000880000-0x000000000095A000-memory.dmp
memory/2156-2-0x00000000743E0000-0x0000000074ACE000-memory.dmp
memory/2156-3-0x0000000000530000-0x0000000000552000-memory.dmp
memory/2156-4-0x0000000000550000-0x000000000055C000-memory.dmp
memory/2156-5-0x0000000000560000-0x0000000000570000-memory.dmp
memory/2156-6-0x0000000004C60000-0x0000000004CE6000-memory.dmp
memory/2156-0-0x00000000743EE000-0x00000000743EF000-memory.dmp
memory/2984-12-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2984-26-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2984-22-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2984-21-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2984-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2984-18-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2984-16-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2984-14-0x0000000000400000-0x0000000000444000-memory.dmp