Malicious PDF — malware analysis report

Static analysis result for SHA-256 34774ffd177b8947…

MALICIOUS

PDF

34.0 KB Created: 2020-08-02 03:59:57 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 3d00aed5d651d4762cbf97f927c8e636 SHA-1: 5b799e17cd640686e55f04381bcba9ef2cafeb0e SHA-256: 34774ffd177b8947fa030e1ab954d752774ffc1777dc4bb4caea6045c8e8c91c
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous links, including one pointing to a known malicious redirector at `https://ttraff.com/pify?keyword=lori+heldman+losey`. The ML classifier also strongly indicated maliciousness. This suggests the document is designed to redirect users to potentially harmful content, likely for phishing or malware distribution.

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=lori+heldman+losey In PDF document text
    • http://files.merisfineartgallery.com/uploads/1/3/2/6/132681602/6704068.pdfIn PDF document text
    • http://files.burlingtontheatre.com/uploads/1/3/0/7/130776204/00a47d3a91052.pdfIn PDF document text
    • http://files.onstagetheatricalproductions.com/uploads/1/3/1/0/131070152/zasesorozor.pdfIn PDF document text
    • http://files.allereview.com/uploads/1/3/2/8/132815008/todenubokidabeg.pdfIn PDF document text
    • http://files.livyou.org/uploads/1/3/1/4/131453494/4651473.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/1/0431/1751/0818/files/61959644468.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/9074/5246/files/dimasorivug.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65107231385.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4293/0842/files/fepovok.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0299/4586/files/52506468329.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9050/1020/files/73905596389.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/5962/6655/files/budonoduv.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/1740/2530/files/86641679983.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/8765/8141/files/29359479935.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9200/0406/files/14802011729.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tuwaz.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 8

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_off0000495f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x495F 5108 bytes
SHA-256: 66a39fbe60aebc5524d89e64fd4d78ec9282de7ae98b8be00c3624c81777cfc7
font_01_sfnt_off00005a95.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5A95 9528 bytes
SHA-256: e59f0e396f9c0a0248dd9242a97b662654fb941096bf92e5a358978b41a9b4b9

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