Malicious PDF — malware analysis report

Static analysis result for SHA-256 fd43011b1678e5de…

MALICIOUS

PDF

48.4 KB Created: 2020-08-07 00:08:54 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 97a1865af4104ce830c673ece1a497ac SHA-1: d63b6a0d320aab3a65d6c586559138a2c1e97a86 SHA-256: fd43011b1678e5de415a8570f1dd334992419b6df18f3b63a24132ee51c757f4
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.cc/pify?keyword=areopagitica+milton+pdf'. Additionally, it exhibits characteristics of a PDF link farm, with numerous external links, including one to 'https://cdn.shopify.com/s/files/1/0439/3887/3512/files/xenaroxositima.pdf'. The ML classifier strongly flags this PDF as malicious. The presence of these elements suggests a phishing or malware distribution attempt.

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.cc/pify?keyword=areopagitica+milton+pdf In PDF document text
    • http://files.youthactionmemphis.com/uploads/1/3/1/6/131637529/siwibataxubenofomimu.pdfIn PDF document text
    • http://winomex.joseeliasgallegos.com/uploads/1/3/1/1/131163635/2ebe33.pdfIn PDF document text
    • http://files.patriciacarriganartist.com/uploads/1/3/1/0/131069860/wemani-podow-repuwewab.pdfIn PDF document text
    • http://files.learn-tarot.com/uploads/1/3/0/8/130814423/e97d240.pdfIn PDF document text
    • http://files.hthpta.com/uploads/1/3/2/7/132741029/jujenewapod.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/1/0439/3887/3512/files/xenaroxositima.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/2723/2918/files/bufibapafik.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0505/0008/files/ubrania_po_angielsku_wiczenia_dla_dzieci.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/3364/7509/files/77053403610.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3951/5039/files/fluke_725_multifunction_process_calibrator.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3157/6231/files/manual_sql_server_management_studio_2020.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3345/1944/files/34138581632.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7118/4794/files/tovowoginafujorigobuboz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6779/3820/files/zarilalova.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/7311/7086/files/jeevan_shanti_form_download.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_off00007ce5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7CE5 5284 bytes
SHA-256: 0ed39519458d6be1ad1b9b6b5958fe9a25ef6f38f5aecb0e9b87ba45abc76e3b
font_01_sfnt_off00008ecc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8ECC 11348 bytes
SHA-256: 7e10c7da1b32de374fab4bc60d1c3a036c899722c548604cb51aa18806c153db

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