Analysis
- max time kernel
149s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
- submitted
09/07/2026, 08:42
General
- Target _503a0b906ddd3f05580413cf6a722f6a6f875d6c34912526280f798ba083b42d.js
- Size 5.0MB
- Sample260709-kl3fbags7v
- SHA256 503a0b906ddd3f05580413cf6a722f6a6f875d6c34912526280f798ba083b42d
Malware Config
Signatures
- Uses browser remote debugging 2 TTPs 2 IoCs
Can be used control the browser and steal sensitive information such as credentials and session cookies.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 2 IoCs
- 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 1 IoCs
- 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 NtSetInformationThreadHideFromDebugger 2 IoCs
- 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).
- 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.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 4 IoCs
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 13 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- outlook_office_path 1 IoCs
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\_503a0b906ddd3f05580413cf6a722f6a6f875d6c34912526280f798ba083b42d.js1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\Documents\NABWHNNGVULZRYAY.PIF"C:\Users\Admin\Documents\NABWHNNGVULZRYAY.PIF" C:\Users\Admin\Documents\NABWHNNGVULZRYAY.ttf2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
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C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe"C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe" /b:chrome /b:edge /b:brave /e:all3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --headless=new --disable-gpu --remote-debugging-port=9222 --disable-background-timer-throttling4⤵
- Uses browser remote debugging
- Loads dropped DLL
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\Temp\HeadlessChrome2324240734953 /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\HeadlessChrome2324240734953\Crashpad --metrics-dir=C:\Users\Admin\AppData\Local\Temp\HeadlessChrome2324240734953 --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x228,0x22c,0x230,0x224,0x234,0x7ffb9cc5c728,0x7ffb9cc5c734,0x7ffb9cc5c7405⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --headless=new --disable-gpu --remote-debugging-port=9222 --disable-background-timer-throttling4⤵
- Uses browser remote debugging
- Loads dropped DLL
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\Temp\HeadlessEdge3876240735296 /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\HeadlessEdge3876240735296\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x340,0x344,0x348,0x33c,0x3b4,0x7ffb9c83c188,0x7ffb9c83c194,0x7ffb9c83c1a05⤵
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C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe"C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe" /b:chrome /b:edge /b:brave /e:all3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"1⤵
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
ChromeData.json
DllExtractChromiumSecrets.dll
DumpBrowserSecrets.exe
EdgeData.json
settings.dat
throttle_store.dat
NABWHNNGVULZRYAY.PIF
NABWHNNGVULZRYAY.ttf
memory/1540-44-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-50-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-14-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-15-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-19-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-18-0x0000000002780000-0x0000000002781000-memory.dmp
memory/1540-21-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-17-0x0000000002770000-0x0000000002771000-memory.dmp
memory/1540-16-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-13-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-11-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-20-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-26-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-35-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-72-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-71-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-70-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-69-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-68-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-67-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-66-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-65-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-56-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-55-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-54-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-53-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-52-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-51-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-39-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-49-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-48-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-47-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-46-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-45-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-10-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-43-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-42-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-41-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-12-0x0000000002740000-0x0000000002741000-memory.dmp
memory/1540-40-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-505-0x0000000075312000-0x0000000075313000-memory.dmp
memory/1540-38-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-36-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-34-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-33-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-32-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-31-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-30-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-29-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-28-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-27-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-64-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-63-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-62-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-61-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-60-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-59-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-58-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-57-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-25-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-24-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-23-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-22-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-37-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-506-0x0000000004CC0000-0x0000000004D80000-memory.dmp
memory/1540-508-0x000000002ABF0000-0x000000002B1AA000-memory.dmp
memory/1540-507-0x0000000075300000-0x0000000075ABC000-memory.dmp
memory/1540-509-0x0000000004BD0000-0x0000000004C36000-memory.dmp
memory/1540-510-0x0000000075300000-0x0000000075ABC000-memory.dmp
memory/1540-511-0x0000000075300000-0x0000000075ABC000-memory.dmp
memory/1540-512-0x000000002BBB0000-0x000000002BC42000-memory.dmp
memory/1540-515-0x000000002D030000-0x000000002D03A000-memory.dmp
memory/1540-543-0x000000002EBA0000-0x000000002ED62000-memory.dmp
memory/1540-545-0x000000002ED70000-0x000000002F29C000-memory.dmp
memory/1540-9-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/1540-547-0x000000002F3A0000-0x000000002F416000-memory.dmp
memory/1540-552-0x0000000075312000-0x0000000075313000-memory.dmp
memory/1540-553-0x0000000075300000-0x0000000075ABC000-memory.dmp
memory/1540-554-0x0000000075300000-0x0000000075ABC000-memory.dmp