Malicious PDF — malware analysis report

Static analysis result for SHA-256 b06919e6135c3a42…

MALICIOUS

PDF

43.0 KB Created: 2020-08-09 01:37:02 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 7003c3b015f41fb52c577aae44964f0a SHA-1: 7273e4d37ed2b79b9ce7ab55514429c84244e6f5 SHA-256: b06919e6135c3a4287e87975e2283bb12816033bbe90f36de96e3d282794e685
194 Risk Score

Malware Insights

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

The PDF contains multiple embedded links, with a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains the URL https://ttraff.cc/pify?keyword=buttermere+walk+pdf, which is also listed as a malicious redirector. The presence of numerous links to external PDFs, including one hosted on Shopify, suggests a link farm or SEO poisoning tactic to attract victims. No scripts were extracted, limiting the analysis of further stages.

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=buttermere+walk+pdf In PDF document text
    • http://files.dorseyreunion1967.com/uploads/1/3/1/8/131871787/jakuboso-pelifaxixolen.pdfIn PDF document text
    • http://files.changuagua.com/uploads/1/3/1/3/131382841/8b9d892168ec3.pdfIn PDF document text
    • http://files.walpoledancecenter.com/uploads/1/3/1/3/131380005/ae0380a4c9.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/1/0437/6143/4773/files/deadpool_kills_the_marvel_universe_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2306/4488/files/yasin_suresi_trke_okunuu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6866/1670/files/zekosifetevetirini.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0326/4667/files/90422851240.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2597/2904/files/purexa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2816/9375/files/iowa_food_stamps_application.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1125/2132/files/wadonudezuzoxuxejo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8946/1410/files/goserujelugeg.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/7895/7718/files/77929761799.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6772/7269/files/testy_angielski_b1.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/27039997465.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/2048/3751/files/83962482199.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wugituvunajobi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sitadekekogog.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 3

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_off00006ba7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6BA7 5212 bytes
SHA-256: b933263b1f97e6165b915a893ea5b2a1a237b60eb2b531b77fd9d5452dad9cea
font_01_sfnt_off00007d5e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7D5E 9864 bytes
SHA-256: 13b08e3ba1851dd78f4bcb03b0ef8d14671bd28212c17007c85b433df7708835

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