Malicious PDF — malware analysis report

Static analysis result for SHA-256 eb60948f11b9fa83…

MALICIOUS

PDF

44.1 KB Created: 2020-08-24 15:02:19 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 8c4fc5fc9d67ea6d8f4dc1d411023e49 SHA-1: e61e9321e65ee6c8b29d426f79949815cfbeec64 SHA-256: eb60948f11b9fa831553ac1e2e05daf0b4782bafbf8e8e40de3154bcfe14af0e
194 Risk Score

Malware Insights

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

The PDF contains a mass external link farm, with the primary link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=arkansas+river+co+fishing+report', which is likely intended to trick the user into clicking through to a malicious site. The presence of multiple PDF links suggests a delivery mechanism designed to obscure the ultimate malicious destination.

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=arkansas+river+co+fishing+report In PDF document text
    • http://files.menongoldstein.com/uploads/1/3/1/4/131438823/0abe59d8.pdfIn PDF document text
    • http://fejefilow.pilatesofweston.com/uploads/1/3/1/3/131381428/5244919.pdfIn PDF document text
    • http://files.immortalizedimage.com/uploads/1/3/0/7/130739260/ganokuvulesawej.pdfIn PDF document text
    • http://fowagovu.sleepybrook.com/uploads/1/3/1/4/131406717/zexilixizoputebowi.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/1/0435/9300/7272/files/71201607701.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6998/9279/files/35835553549.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4603/4853/files/rovudogilali.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6799/7344/files/82970622098.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4356/0346/files/daterangepicker_format_time.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0461/7489/6281/files/kidejegigemetamisipinelib.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2834/0123/files/godonibifoza.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0878/5562/files/bupovik.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/7816/3359/files/bilingual_education_articles.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 4

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_off0000680c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x680C 5360 bytes
SHA-256: e5d7caf736aabe47532a116da328dd5a3e7d0067a4e2c1614bd8506e03fc9d83
font_01_sfnt_off00007a47.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7A47 12812 bytes
SHA-256: 467447894a4d88a04aff3c27bad8e974d739a9de60b1f88511044f8b1d5e23e0

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