Malicious PDF — malware analysis report

Static analysis result for SHA-256 160980b154294861…

MALICIOUS

PDF

34.2 KB Created: 2020-08-27 16:37:57 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: c6460e9bf4dc1dc793b3fd22d5bb173a SHA-1: 62496daeb3566d5de0000f7b57e7fa76d527c69e SHA-256: 160980b154294861a11a210b33b4275e2dd5b55d97120122616825e0ae979dd9
194 Risk Score

Malware Insights

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

This PDF file contains numerous embedded links, many of which point to a redirector service known for hosting malicious content. The primary redirector URL is 'https://ttraff.cc/pify?keyword=american+film+a+history+john+lewis+chapter+1', which is designed to lure users with seemingly legitimate content. The ML classifier strongly indicated maliciousness, and the presence of a link farm further supports a phishing or scam 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=american+film+a+history+john+lewis+chapter+1 In PDF document text
    • http://files.vlantroop.com/uploads/1/3/1/4/131453432/6757586.pdfIn PDF document text
    • http://files.trailfix.ca/uploads/1/3/0/7/130739309/faruna.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/1/0438/4695/9261/files/11742128918.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2936/4889/files/kulezejavekekebeximi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6385/9610/files/27332155301.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3407/4523/files/berobefawupusozafeb.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0464/0004/5211/files/65120053086.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tolipokegegami.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4978/8327/files/9480473972.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8640/4000/files/contexto_que_es.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0463/3427/9837/files/que_significa_languideciendo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/7767/1843/files/86773022156.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5088/4505/files/bonebep.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_off000047e3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x47E3 5564 bytes
SHA-256: 9cfab9bcabb539e2b5e1199a2a630df01edabddb1666af311b34ca973015c365
font_01_sfnt_off00005ab8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5AB8 9748 bytes
SHA-256: eb2ff6d6c11cb64559a831c9b3938915e6fbf44ba3859c4cb60d616491cb79b8

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