Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
29/04/2026, 08:08
General
- Target BANK_PAYMENT_ADVICE09345.JS.js
- Size 3.0MB
- Sample260429-j1pmbshs8x
- SHA256 2b6459d295e4969b852efc19a223a2b71f74d9725f7856fa77de74b8df1b27a5
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.onionmail.org
-
Port
587
-
Username
-
Password
sendboxorigin12
-
Email to
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Detects DonutLoader 1 IoCs
- Executes dropped EXE 1 IoCs
- 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 3 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.
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\BANK_PAYMENT_ADVICE09345.JS.js1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Public\Libraries\VHWSSHKZKOQQYQUR.exe"C:\Users\Public\Libraries\VHWSSHKZKOQQYQUR.exe" C:\Users\Public\Libraries\VHWSSHKZKOQQYQUR.PNG2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
VHWSSHKZKOQQYQUR.PNG
VHWSSHKZKOQQYQUR.exe
memory/1844-9-0x0000029278D10000-0x0000029278D1C000-memory.dmp
memory/1844-10-0x0000029209740000-0x0000029209EEE000-memory.dmp
memory/2284-24-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-23-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-14-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-15-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-16-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-17-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-20-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-19-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-18-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-21-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-26-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-25-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-12-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-13-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-27-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-22-0x000000007FE70000-0x000000007FE80000-memory.dmp
memory/2284-28-0x0000000003B50000-0x0000000004B50000-memory.dmp
memory/2284-29-0x0000000029EF0000-0x0000000029F00000-memory.dmp
memory/2284-30-0x0000000002D20000-0x0000000002D62000-memory.dmp
memory/2284-33-0x0000000002E00000-0x0000000002E66000-memory.dmp
memory/2284-32-0x0000000029EF0000-0x0000000029F00000-memory.dmp
memory/2284-31-0x0000000029F00000-0x000000002A4A6000-memory.dmp
memory/2284-34-0x000000002B1B0000-0x000000002B242000-memory.dmp
memory/2284-35-0x000000002B2A0000-0x000000002B2F0000-memory.dmp
memory/2284-36-0x000000002B440000-0x000000002B44A000-memory.dmp
memory/2284-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2284-38-0x0000000029EF0000-0x0000000029F00000-memory.dmp
memory/2284-39-0x0000000029EF0000-0x0000000029F00000-memory.dmp