Malicious PDF — malware analysis report

Static analysis result for SHA-256 bed0c11b4fe1254a…

MALICIOUS

PDF

36.7 KB Created: 2020-08-22 03:27:06 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 34a890465d5b9a01e2ac5b9233184391 SHA-1: fef70186bd2e802aeb5faa6855f050bf0a0b839e SHA-256: bed0c11b4fe1254a0725ab107568a333b00a2f41ec748abfdbaf2f12b3e758bf
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links to other PDF files hosted on Shopify, characteristic of a link farm. One of these links, https://ttraff.com/pify?keyword=escapists+crafting+guide+shovel, is flagged as a known malicious redirector. This suggests the document is designed to lure users into clicking malicious links, potentially for phishing or to download further malware. The ML classifier also strongly indicated maliciousness.

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=escapists+crafting+guide+shovel In PDF document text
    • http://files.drh-artist.com/uploads/1/3/0/7/130776445/e29ea5.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4041/6678/files/joraxe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7366/6213/files/zinetejefejomaziz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/30551251375.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/7086/6076/files/49460004726.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0463/2992/files/kagifi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3075/8054/files/89524777533.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9432/6944/files/32554741390.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7384/6952/files/10810017142.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/1471/5554/files/computer_application_in_business_file.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5564/3813/files/55689919845.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/6525/2771/files/mama_im_coming_home_lyrics.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7945/0272/files/batch_convert_word_to.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 2

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004284.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4284 5316 bytes
SHA-256: a9547aa4bc783b8309cc33b9c0393ddd354e065af2637ef7968fe70b9c44ef77
font_01_sfnt_off00005494.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5494 10452 bytes
SHA-256: 944f9fa16575b18a69cd1bfb040b2a75d937c0ff3fa4102a549daffe80f27e45
font_02_sfnt_off00007818.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7818 4324 bytes
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34

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