Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
20/06/2024, 01:26
General
- Target 44d0cd15f84916d25a418ee3de707a9ebd3392d29a786f358ea2ba3cb3202d9e.exe
- Size 648KB
- Sample240620-btlcbs1dka
- SHA256 44d0cd15f84916d25a418ee3de707a9ebd3392d29a786f358ea2ba3cb3202d9e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.aineommall.com
-
Port
587
-
Username
-
Password
5}uK@]%~{j{I
-
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.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\44d0cd15f84916d25a418ee3de707a9ebd3392d29a786f358ea2ba3cb3202d9e.exe"C:\Users\Admin\AppData\Local\Temp\44d0cd15f84916d25a418ee3de707a9ebd3392d29a786f358ea2ba3cb3202d9e.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\44d0cd15f84916d25a418ee3de707a9ebd3392d29a786f358ea2ba3cb3202d9e.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\44d0cd15f84916d25a418ee3de707a9ebd3392d29a786f358ea2ba3cb3202d9e.exe"C:\Users\Admin\AppData\Local\Temp\44d0cd15f84916d25a418ee3de707a9ebd3392d29a786f358ea2ba3cb3202d9e.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
44d0cd15f84916d25a418ee3de707a9ebd3392d29a786f358ea2ba3cb3202d9e.exe.log
__PSScriptPolicyTest_ivfxzz0o.4h4.ps1
memory/448-6-0x0000000005A00000-0x0000000005F2C000-memory.dmp
memory/448-3-0x0000000004A10000-0x0000000004AA2000-memory.dmp
memory/448-4-0x00007FFBDE170000-0x00007FFBDE365000-memory.dmp
memory/448-5-0x00000000049E0000-0x00000000049EA000-memory.dmp
memory/448-16-0x00007FFBDE170000-0x00007FFBDE365000-memory.dmp
memory/448-7-0x0000000004CB0000-0x0000000004D4C000-memory.dmp
memory/448-8-0x0000000004E00000-0x0000000004E12000-memory.dmp
memory/448-9-0x00000000059F0000-0x00000000059F8000-memory.dmp
memory/448-10-0x00000000065B0000-0x00000000065BC000-memory.dmp
memory/448-11-0x00000000066C0000-0x0000000006744000-memory.dmp
memory/448-2-0x0000000004F20000-0x00000000054C4000-memory.dmp
memory/448-1-0x0000000000060000-0x0000000000108000-memory.dmp
memory/448-0-0x00007FFBDE170000-0x00007FFBDE365000-memory.dmp
memory/1852-18-0x00007FFBDE170000-0x00007FFBDE365000-memory.dmp
memory/1852-37-0x00000000704B0000-0x00000000704FC000-memory.dmp
memory/1852-21-0x0000000005790000-0x0000000005DB8000-memory.dmp
memory/1852-60-0x00007FFBDE170000-0x00007FFBDE365000-memory.dmp
memory/1852-57-0x0000000007B40000-0x0000000007B48000-memory.dmp
memory/1852-56-0x0000000007B60000-0x0000000007B7A000-memory.dmp
memory/1852-22-0x0000000005520000-0x0000000005542000-memory.dmp
memory/1852-23-0x00000000055C0000-0x0000000005626000-memory.dmp
memory/1852-55-0x0000000007A60000-0x0000000007A74000-memory.dmp
memory/1852-33-0x0000000005EC0000-0x0000000006214000-memory.dmp
memory/1852-34-0x00000000064F0000-0x000000000650E000-memory.dmp
memory/1852-35-0x0000000006540000-0x000000000658C000-memory.dmp
memory/1852-36-0x0000000006AA0000-0x0000000006AD2000-memory.dmp
memory/1852-17-0x0000000002BF0000-0x0000000002C26000-memory.dmp
memory/1852-47-0x0000000006B00000-0x0000000006B1E000-memory.dmp
memory/1852-48-0x0000000007700000-0x00000000077A3000-memory.dmp
memory/1852-49-0x0000000007E60000-0x00000000084DA000-memory.dmp
memory/1852-50-0x0000000007820000-0x000000000783A000-memory.dmp
memory/1852-51-0x0000000007890000-0x000000000789A000-memory.dmp
memory/1852-52-0x0000000007AA0000-0x0000000007B36000-memory.dmp
memory/1852-53-0x0000000007A20000-0x0000000007A31000-memory.dmp
memory/1852-54-0x0000000007A50000-0x0000000007A5E000-memory.dmp
memory/4596-12-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4596-15-0x00007FFBDE170000-0x00007FFBDE365000-memory.dmp
memory/4596-19-0x00000000055B0000-0x0000000005616000-memory.dmp
memory/4596-20-0x00007FFBDE170000-0x00007FFBDE365000-memory.dmp
memory/4596-61-0x0000000006B20000-0x0000000006B70000-memory.dmp
memory/4596-62-0x00007FFBDE170000-0x00007FFBDE365000-memory.dmp