Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
13/08/2026, 11:37
General
- Target Factura No 3319786.JS.js
- Size 3.3MB
- Sample260813-nrf12sxvby
- SHA256 12de494db7efffd346e9c434950c72da25b8cd3f71b5d326870ef275c202cbbe
Malware Config
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
mail.nemail.co
-
Port
587
-
Username
-
Password
10xVintge
-
Email to
Signatures
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Family: VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Detects DonutLoader 2 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 TTPs 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\Factura No 3319786.JS.js"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\Documents\KCBYVEHYJZETHDYQ.PIF"C:\Users\Admin\Documents\KCBYVEHYJZETHDYQ.PIF" C:\Users\Admin\Documents\KCBYVEHYJZETHDYQ.ttf2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
KCBYVEHYJZETHDYQ.PIF
KCBYVEHYJZETHDYQ.ttf
memory/2064-7-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-8-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-9-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-10-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-15-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-14-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-13-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-12-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-11-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-17-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-19-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-18-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-16-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-21-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-23-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-24-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-22-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-20-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-25-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-26-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-27-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-31-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-30-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-29-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-28-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-32-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-33-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-47-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-46-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-49-0x00000000152E0000-0x000000001532B000-memory.dmp
memory/2064-48-0x00000000152E0000-0x00000000162E0000-memory.dmp
memory/2064-45-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-44-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-43-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-42-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-41-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-40-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-39-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-38-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-37-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-36-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-35-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-34-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/2064-50-0x0000000003000000-0x0000000003010000-memory.dmp
memory/2064-52-0x0000000003000000-0x0000000003010000-memory.dmp
memory/2064-51-0x0000000002F80000-0x0000000002FC6000-memory.dmp
memory/2064-53-0x0000000000400000-0x000000000047B000-memory.dmp
memory/2064-54-0x0000000003000000-0x0000000003010000-memory.dmp
memory/2064-55-0x0000000029340000-0x0000000029502000-memory.dmp
memory/2064-56-0x0000000029510000-0x0000000029560000-memory.dmp