Malicious PDF — malware analysis report

Static analysis result for SHA-256 93e20deac3253301…

MALICIOUS

PDF

44.4 KB Created: 2020-08-13 21:34:07 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6e59f30523161984ef139d36e36ba850 SHA-1: 777f2235a878331009623573518f9022fdaf3104 SHA-256: 93e20deac32533010cb6c1849477088b8fd7fca43ecccec920bb7ae49d04e3f8
194 Risk Score

Malware Insights

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

The PDF contains multiple embedded links, with one pointing to a known malicious redirector at 'https://ttraff.com/pify?keyword=absorcion+intestinal+de+farmacos+pdf'. The document body, though heavily obfuscated, also contains this URL, suggesting a lure to a malicious site. The presence of numerous external PDF links, many hosted on Shopify, indicates a link farm strategy to improve search engine visibility for malicious content. No scripts were extracted, limiting the analysis of direct execution capabilities.

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=absorcion+intestinal+de+farmacos+pdf In PDF document text
    • http://lewup.nancyjmiller.net/uploads/1/3/1/3/131379730/waxofoxajupip.pdfIn PDF document text
    • http://jizawaju.bobeads.com/uploads/1/3/0/8/130874493/5277811.pdfIn PDF document text
    • http://files.cavanaughcoastalcoaching.com/uploads/1/3/1/3/131381658/9a537087b1d.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/1/0433/9453/1484/files/9156179738.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0448/5667/2418/files/wetsand_surf_report.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1117/7626/files/dnd_xp_5e.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0448/4556/4065/files/aiag_fmea.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8117/9037/files/41374455205.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/2703/6322/files/judarekazixijajewu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0451/1842/3194/files/cattle_breeding_chart.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0449/1807/9655/files/beyond_good_and_evil_nietzsche_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9865/1288/files/9883655853.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9243/5359/files/amnesia_anterograda.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0065/9100/files/73975747007.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_off00006bb0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6BB0 5432 bytes
SHA-256: e03e8f16566da10fd08dc64244eac99e8e62e84340dee3394b8b3fe271406de0
font_01_sfnt_off00007dfc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7DFC 11712 bytes
SHA-256: c0fb1f57da5ff83a52882a51012d442f13c440f79f81285a9a43b278dcb5806f

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