Analysis
- max time kernel
140s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
21/06/2024, 00:03
General
- Target x5gsmVkSF7JmGXd.exe
- Size 849KB
- Sample240621-ab2e6ashra
- SHA256 2497f324ae5abfa05c6910d020b362d445fbca42cc1e320f0c34ae9851a7efb9
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.pgsu.co.id
-
Port
587
-
Username
-
Password
Vecls16@Vezs
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.pgsu.co.id
-
Port
587
-
Username
-
Password
Vecls16@Vezs
-
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.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\x5gsmVkSF7JmGXd.exe"C:\Users\Admin\AppData\Local\Temp\x5gsmVkSF7JmGXd.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\Roaming\OqLGryksqvTc.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OqLGryksqvTc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F32.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\x5gsmVkSF7JmGXd.exe"C:\Users\Admin\AppData\Local\Temp\x5gsmVkSF7JmGXd.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
__PSScriptPolicyTest_g3crz3io.npn.ps1
tmp7F32.tmp
memory/552-8-0x00000000068B0000-0x00000000068BE000-memory.dmp
memory/552-11-0x0000000009170000-0x000000000920C000-memory.dmp
memory/552-4-0x00000000053B0000-0x0000000005704000-memory.dmp
memory/552-5-0x0000000075000000-0x00000000757B0000-memory.dmp
memory/552-6-0x00000000057D0000-0x00000000057DA000-memory.dmp
memory/552-7-0x0000000006080000-0x0000000006096000-memory.dmp
memory/552-0-0x000000007500E000-0x000000007500F000-memory.dmp
memory/552-9-0x00000000068C0000-0x00000000068D0000-memory.dmp
memory/552-10-0x0000000006930000-0x00000000069B2000-memory.dmp
memory/552-3-0x0000000005310000-0x00000000053A2000-memory.dmp
memory/552-28-0x0000000075000000-0x00000000757B0000-memory.dmp
memory/552-2-0x0000000005820000-0x0000000005DC4000-memory.dmp
memory/552-1-0x00000000007F0000-0x00000000008CA000-memory.dmp
memory/1400-22-0x0000000000400000-0x0000000000440000-memory.dmp
memory/1400-58-0x00000000062D0000-0x0000000006320000-memory.dmp
memory/1400-66-0x0000000075000000-0x00000000757B0000-memory.dmp
memory/1400-27-0x0000000075000000-0x00000000757B0000-memory.dmp
memory/3476-26-0x0000000005CE0000-0x0000000005D46000-memory.dmp
memory/3476-52-0x0000000007310000-0x00000000073B3000-memory.dmp
memory/3476-19-0x0000000075000000-0x00000000757B0000-memory.dmp
memory/3476-21-0x0000000075000000-0x00000000757B0000-memory.dmp
memory/3476-25-0x0000000005B70000-0x0000000005BD6000-memory.dmp
memory/3476-20-0x0000000005540000-0x0000000005B68000-memory.dmp
memory/3476-38-0x0000000006320000-0x000000000633E000-memory.dmp
memory/3476-39-0x00000000063B0000-0x00000000063FC000-memory.dmp
memory/3476-41-0x0000000075860000-0x00000000758AC000-memory.dmp
memory/3476-40-0x00000000072D0000-0x0000000007302000-memory.dmp
memory/3476-51-0x00000000072B0000-0x00000000072CE000-memory.dmp
memory/3476-24-0x00000000053B0000-0x00000000053D2000-memory.dmp
memory/3476-53-0x0000000007CA0000-0x000000000831A000-memory.dmp
memory/3476-54-0x0000000007660000-0x000000000767A000-memory.dmp
memory/3476-55-0x00000000076D0000-0x00000000076DA000-memory.dmp
memory/3476-56-0x00000000078E0000-0x0000000007976000-memory.dmp
memory/3476-57-0x0000000007860000-0x0000000007871000-memory.dmp
memory/3476-17-0x0000000075000000-0x00000000757B0000-memory.dmp
memory/3476-59-0x0000000007890000-0x000000000789E000-memory.dmp
memory/3476-60-0x00000000078A0000-0x00000000078B4000-memory.dmp
memory/3476-61-0x00000000079A0000-0x00000000079BA000-memory.dmp
memory/3476-62-0x0000000007980000-0x0000000007988000-memory.dmp
memory/3476-65-0x0000000075000000-0x00000000757B0000-memory.dmp
memory/3476-16-0x0000000004D80000-0x0000000004DB6000-memory.dmp