Analysis
- max time kernel
148s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
15/07/2026, 07:28
General
- Target Payment Advice PDF.JS.js
- Size 4.9MB
- Sample260715-ja5wmaev2l
- SHA256 ca5810f59ac46fbd7348f7ceaedff268a412bd29fde6e2105b0823c462296b66
Malware Config
Signatures
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Detects DonutLoader 2 IoCs
- 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 2 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
- 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).
- Enumerates system info in registry 2 TTPs 4 IoCs
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- outlook_office_path 1 IoCs
Processes
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C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\Payment Advice PDF.JS.js"1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\Documents\ZHXBQCBEPWJPSTGB.PIF"C:\Users\Admin\Documents\ZHXBQCBEPWJPSTGB.PIF" C:\Users\Admin\Documents\ZHXBQCBEPWJPSTGB.ttf2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /query /tn "ZHXBQCBEPWJPSTGB" 2>nul3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /query /tn "ZHXBQCBEPWJPSTGB"4⤵
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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\HeadlessChrome6036240729171 /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\HeadlessChrome6036240729171\Crashpad --metrics-dir=C:\Users\Admin\AppData\Local\Temp\HeadlessChrome6036240729171 --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x208,0x20c,0x214,0x1e4,0x218,0x7ffec23fc728,0x7ffec23fc734,0x7ffec23fc7405⤵
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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\HeadlessEdge4504240729500 /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\HeadlessEdge4504240729500\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=0x338,0x33c,0x344,0x334,0x380,0x7ffeb776c188,0x7ffeb776c194,0x7ffeb776c1a05⤵
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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
ZHXBQCBEPWJPSTGB.PIF
ZHXBQCBEPWJPSTGB.ttf
memory/4856-51-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-48-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-12-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-17-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-16-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-15-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-14-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-13-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-20-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-19-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-18-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-21-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-26-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-23-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-22-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-25-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-24-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-27-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-28-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-29-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-31-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-30-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-49-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-32-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-53-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-52-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-9-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-55-0x0000000017770000-0x0000000017833000-memory.dmp
memory/4856-50-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-11-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-34-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-47-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-46-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-45-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-44-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-43-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-42-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-41-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-40-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-39-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-38-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-37-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-36-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-35-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-33-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-54-0x0000000017770000-0x0000000018770000-memory.dmp
memory/4856-56-0x00007FFEBC44F000-0x00007FFEBC450000-memory.dmp
memory/4856-57-0x00007FFEBC2C0000-0x00007FFEBCC64000-memory.dmp
memory/4856-58-0x0000000002E30000-0x0000000002EF0000-memory.dmp
memory/4856-59-0x00007FFEBC2C0000-0x00007FFEBCC64000-memory.dmp
memory/4856-60-0x00007FFEBC2C0000-0x00007FFEBCC64000-memory.dmp
memory/4856-82-0x0000000004260000-0x0000000004422000-memory.dmp
memory/4856-84-0x0000000004430000-0x0000000004958000-memory.dmp
memory/4856-10-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4856-86-0x0000000004A20000-0x0000000004A96000-memory.dmp
memory/4856-89-0x0000000000400000-0x000000000047B000-memory.dmp
memory/4856-90-0x00007FFEBC2C0000-0x00007FFEBCC64000-memory.dmp
memory/4856-91-0x0000000004D10000-0x0000000004D22000-memory.dmp
memory/4856-93-0x00007FFEBC2C0000-0x00007FFEBCC64000-memory.dmp
memory/4856-94-0x00007FFEBC2C0000-0x00007FFEBCC64000-memory.dmp