Malicious PDF — malware analysis report

Static analysis result for SHA-256 0343e10454c218c7…

MALICIOUS

PDF

57.2 KB Created: 2020-08-17 10:45:42 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 7f03d613aff662e038ee87d39daec59b SHA-1: 517f5a130e4e72da6a217ae62ebf1b62949ef93a SHA-256: 0343e10454c218c7ab6bbb455a19c5406be793c874508122715f7d28aba940c5
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF file contains a large number of embedded links, many of which point to a redirector service. The document body text, though heavily obfuscated, contains a URL that appears to be a lure for users interested in FDA adverse event reporting. The primary redirector URL is https://ttraff.com/pify?keyword=fda+adverse+event+reporting+system+public+dashboard, which likely leads to a phishing or malware distribution site. The presence of numerous Shopify links suggests an attempt to disguise the malicious infrastructure.

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=fda+adverse+event+reporting+system+public+dashboard In PDF document text
    • http://kogamoliw.fuerschbachpublishing.com/uploads/1/3/1/4/131482976/zadowe.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/1/0428/9229/6359/files/wadix.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0452/1289/3344/files/34501154973.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9914/3838/files/bufukitedukavidewasugif.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8738/1155/files/likurupave.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2282/8198/files/10429943472.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8375/0814/files/fubefuxavabedevipula.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4886/9786/files/63838905890.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3902/2494/files/mepagi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9078/9027/files/44767215864.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5296/5789/files/antenatal_care_guidelines_fogsi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3092/1895/files/b._sc_maths_notes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5838/0446/files/jukuro.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 1

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_off0000a03d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA03D 5744 bytes
SHA-256: 41cf6155aaac50b2ada6f0eb67922c756ddf95ff88f862ca24db0b83577f4694
font_01_sfnt_off0000b3a3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xB3A3 10584 bytes
SHA-256: c6ba546ff52bc2cd6df1e8f0761774eac964556bb8ee9df51b16c8411e926e86

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