Malicious PDF — malware analysis report

Static analysis result for SHA-256 af33082dedd0d4f9…

MALICIOUS

PDF

42.3 KB Created: 2020-08-07 19:25:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a0024f04151730ffb6289993ccc3f1e0 SHA-1: 60bf84337e510f95ee5db417c2e8df49262dda03 SHA-256: af33082dedd0d4f906e2e6d418d626b06f6e5bf6eb2ce62c2962f1680a5778d7
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector at 'https://ttraff.com/pify?keyword=line+manager+meaning+pdf'. This suggests the document is designed to trick users into visiting a malicious site, likely for phishing or malware distribution. The presence of a link farm further supports a malicious intent to obscure the true destination. No scripts were extracted, and the document body was heavily obfuscated, but the link analysis is sufficient for a high-confidence assessment.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 5

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINK
    PDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
  • Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
    The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
  • 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 https://ttraff.com/pify?keyword=line+manager+meaning+pdf In PDF document text
    • http://files.northlaketeaparty.com/uploads/1/3/0/8/130813095/dozesatapo.pdfIn PDF document text
    • http://files.shennashepard.com/uploads/1/3/0/8/130813427/8663162.pdfIn PDF document text
    • http://files.wardlawspoultryfarm.com/uploads/1/3/0/8/130813787/povemanerotob-mojuzo-zuforuk-silijowuj.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/ninitegabi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4517/4939/files/sufaxopijilanunizefeb.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1974/7999/files/43217466035.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0898/2165/files/14334500635.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3315/0118/files/nojamasigizutizuxidox.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0009/4112/files/98121867788.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0446/8817/9353/files/building_design_and_drawing_book_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/2566/0066/files/jinepusomipigemoxur.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5080/3099/files/mimuxifotelugibudelifa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6413/9674/files/48237871866.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6677/8009/files/kubif.pdfIn 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/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://ns.adobe.com/xap/1.0/rights/In PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 6

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000067b1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x67B1 5092 bytes
SHA-256: 12c59ae53a4ccf6b7227d6f5e9d3574fba53f6dc3668f00c2a3637c82530583d
font_01_sfnt_off000078ef.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x78EF 10368 bytes
SHA-256: 9ab709b82fa6c8f2247ac42cf87b926657a0745adb37361074a8984d3ba753e2

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