Malicious PDF — malware analysis report

Static analysis result for SHA-256 36eb521ccc64dfb6…

MALICIOUS

PDF

44.1 KB Created: 2020-08-20 08:50:22 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 2004b9183ebcb47892c4ea72788ffc80 SHA-1: 2c244b1ac732b60ddb6abbcd2f0ca2cd78accf5d SHA-256: 36eb521ccc64dfb6657d3c87c315e97e6440b80c77a6e009008c570e1e8e564d
194 Risk Score

Malware Insights

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

The PDF contains a link farm with 24 external links, many pointing to Shopify, but one critical link directs to a known malicious redirector. The document body text, though partially corrupted, contains the phrase 'Thank you god for answered prayers' and the malicious URL, suggesting a lure. The presence of multiple PDF links and a malicious redirector indicates an attempt to lead the user to harmful content.

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=thank+you+god+for+answered+prayers In PDF document text
    • http://files.lorrainerastorfer.com/uploads/1/3/2/6/132681878/rawubafosovinitulo.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/1/0435/4015/2475/files/chaganti_ramayanam_book.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/9751/2354/files/vefakufovodewufowirebisug.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/rijakilijupefiwopoxafeza.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/3427/0117/files/3624371795.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1339/7924/files/node._js_tutorialspoint.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2469/4942/files/jijapupaxifimivuwobun.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/7354/5116/files/carboxylic_acid_group_chemguide.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/1197/9939/files/cengage_unlimited_subscription_1_term.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1266/1152/files/advantages_and_disadvantages_of_two_stroke_engine.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2885/6487/files/jexumuzujavumorisi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7547/7416/files/sogeranijubusaduvikinuza.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 1

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_off00006ead.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6EAD 5476 bytes
SHA-256: eea5b134225d831e1a7237c2425cab88aba1b7bbadc1b2774783497a080fbf60
font_01_sfnt_off00008166.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8166 10084 bytes
SHA-256: e6d2b39bb3185ada1a2f57087dea58036bf5a4193926104d5d90e3617648b7bb

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