Malicious PDF — malware analysis report

Static analysis result for SHA-256 838facf5922046dc…

MALICIOUS

PDF

147.6 KB Created: 2022-07-05 19:03:49 +00:00 Authoring application: salmweim (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: 8cfdcc8592e0e3bf40f9e67266bcbb60 SHA-1: 9c4423ea8deeb8de9b4b03e4f25c2eb922b62e5f SHA-256: 838facf5922046dca44a25c910286e24e5694859f4b8c8fa7b1097d4965d56d0
74 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple links advertising cracked software, indicating a lure to download potentially malicious files. One link points to an algorithmically generated URL, and another is a shortened URL that likely leads to a payload. The document body is heavily obfuscated and does not provide further context.

Machine Learning

  • Nyx PDF Classifier clean score 0.0050

Heuristics 4

  • PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINK
    PDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
  • PDF link farm advertises cracked/pirated software medium PDF_CRACKED_SOFTWARE_LURE
    PDF contains many clickable links whose targets use cracked-software, keygen, serial-key, or warez vocabulary. These are SEO-spam lure documents that rank for software-piracy searches and route users to fake 'crack' download pages distributing potentially-unwanted programs, adware, or droppers. The PDF itself carries no exploit — the risk is the linked destinations.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://lehmanbrotherbankruptcy.com/RmlmYSAyMgRml/shrink/?sulfate=ZG93bmxvYWR8R2g4TlhCcGMzeDhNVFkxTnpBek5qSXlNM3g4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA&pesche=.trachsel PDF link annotation
    • https://www.reperiohumancapital.com/system/files/webform/ammholi138.pdfIn PDF document text
    • https://blackbusinessdirectories.com/wp-content/uploads/2022/07/Fifa_22_Crack_Keygen__Full_Product_Key_For_Windows.pdfIn PDF document text
    • http://sharedsuccessglobal.com/marketplace/upload/files/2022/07/PWcESiLmVa2WDzuII5iI_05_43de3158a378ea2de6b5cb11d5832878_file.pdfIn PDF document text
    • https://www.incubafric.com/wp-content/uploads/2022/07/Fifa_22-6.pdfIn PDF document text
    • https://www.theblender.it/fifa-22-free-download-pc-windows/In PDF document text
    • https://innovia-lab.it/wp-content/uploads/2022/07/Fifa_22_Free_Download_PCWindows_2022.pdfIn PDF document text
    • https://www.mycatchyphrases.com/fifa-22-product-key-and-xforce-keygen-license-keygen-free/In PDF document text
    • https://europe.alsea.net/sites/default/files/sustainability/memoria-sostenibilidad.pdfIn PDF document text
    • https://lms.trungtamthanhmy.com/blog/index.php?entryid=3228In PDF document text
    • https://www.reperiohumancapital.com/system/files/webform/prodverb409.pdfIn PDF document text
    • https://csermooc78next.blog/wp-content/uploads/2022/07/earverm.pdfIn PDF document text
    • https://supplementaryeducationalservices.com/blog/index.php?entryid=3193In PDF document text
    • https://www.drbonesonline.com/2022/07/05/fifa-22-product-key-and-xforce-keygen-download-march-2022-2/In PDF document text
    • http://cyclades.in/en/?p=91847In PDF document text
    • https://giessener-daemmstoffe.de/wp-content/uploads/2022/07/Fifa_22-18.pdfIn PDF document text
    • https://earthoceanandairtravel.com/2022/07/05/fifa-22-free-download-latest-2022/In PDF document text
    • https://www.5etwal.com/fifa-22-crack-serial-number-keygen-for-lifetime-free-for-windows-latest-2022/In PDF document text
    • https://cecj.be/fifa-22-keygen-generator-lifetime-activation-code-updated-2022/In PDF document text
    • https://startclube.net/upload/files/2022/07/v9Dj8tplfNLRIn5qy6hA_05_ec02db769e96126b9dfef5d7ba73008f_file.pdfIn PDF document text
    • https://blackbusinessdirectories.com/wp-In PDF document text
    • http://sharedsuccessglobal.com/marketplace/upload/files/2022/07/PWcESiLmVa2WDzuII5iI_05_43de3158a378eIn PDF document text
    • https://startclube.net/upload/files/2022/07/v9Dj8tplfNLRIn5qy6hA_05_ec02db769e96126b9dfef5d7ba73008f_filIn PDF document text
    • https://blackbusinessdirectories.com/wp-content/uploads/2022/07/fifa_22_crack_keygen__full_product_key_for_windows.pdfIn PDF document text
    • https://fiverryourparty.wpcomstaging.com/wp-content/uploads/2022/07/manwal.pdfIn PDF document text
    • http://www.tcpdf.orgIn PDF document text
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://www.aiim.org/pdfa/ns/extension/In PDF document text
    • http://www.aiim.org/pdfa/ns/schema#In PDF document text
    • http://www.aiim.org/pdfa/ns/property#In PDF document text
    • http://www.aiim.org/pdfa/ns/id/In PDF document text

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