Malicious PDF — malware analysis report

Static analysis result for SHA-256 d7b7c1d06c932705…

MALICIOUS

PDF

43.4 KB Created: 2020-08-08 08:50:06 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 84b8f64d3ae8c0f360823fd05d1a35e8 SHA-1: 6d31e681d25a1daae2fe1fbb381c6e14dff89b38 SHA-256: d7b7c1d06c9327058195eef59f43c3017d7f0a22455d10a56e9fca5299029e00
194 Risk Score

Malware Insights

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

The PDF file contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/pify?keyword=advantages+and+disadvantage+of+internet+pdf'. This URL is likely used to redirect the user to a malicious site. The document body, though heavily obfuscated, also contains this URL and numerous other links, many hosted on cdn.shopify.com, suggesting a link farm or redirection strategy. The primary attack pattern is social engineering through a deceptive document.

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=advantages+and+disadvantage+of+internet+pdf In PDF document text
    • http://dezima.vipwoodenpens.com/uploads/1/3/1/0/131069839/3921818.pdfIn PDF document text
    • http://files.pilotmissionarybaptistchurch.org/uploads/1/3/1/3/131381614/3924811.pdfIn PDF document text
    • http://files.doverashop.com/uploads/1/3/1/8/131872178/wekisonisopenasusesa.pdfIn PDF document text
    • http://dusutivi.andygibsontv.com/uploads/1/3/0/8/130874284/5579651.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/1/0431/5951/9387/files/79698577949.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2757/0596/files/84434726664.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6898/0377/files/tovopeporaralefide.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3135/5807/files/52761823195.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9780/8285/files/27696448914.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/0088/7457/files/pibuligaxosazoxike.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9635/7530/files/84831919754.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5317/0334/files/images_of_keys.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9405/6861/files/11744207951.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2562/9347/files/dozexojikaji.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5269/4680/files/dikapu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/9358/0189/files/moxamivevusuzadifuvepepon.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8307/1650/files/list_of_african_countries_and_their_capitals_and_currencies.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_off00006ae4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6AE4 5228 bytes
SHA-256: a6436f421b68c7980f2a75869aba2016fc93b004d7855f4518e42a4594ec3a85
font_01_sfnt_off00007cc9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7CC9 10340 bytes
SHA-256: 3dade7515df8173282bd16f98d365326e34c3e26cc75e60be46f98d134dd2c2a

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