Malicious PDF — malware analysis report

Static analysis result for SHA-256 95222c2a8abc8e84…

MALICIOUS

PDF

53.8 KB Created: 2020-08-02 07:59:23 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a1f14bacf2521ae86f3805c31ecdc066 SHA-1: ae271c2d9f5505b3d5b1d8ead764789e12ea052f SHA-256: 95222c2a8abc8e84c31e061111c4f4a8d739b3db464f2415be9ab4b969b185a5
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link, specifically 'https://ttraff.cc/pify?keyword=before+i+fall+online+pdf'. This indicates the document is designed to lure users to a potentially harmful destination. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to increase visibility and traffic to malicious sites. The ML classifier also strongly flagged this PDF as malicious.

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=before+i+fall+online+pdf In PDF document text
    • http://files.blackwomensdayofmeditation.com/uploads/1/3/1/8/131856146/vodiladil.pdfIn PDF document text
    • http://files.hotcrateshop.com/uploads/1/3/0/7/130776656/vopidijodaw.pdfIn PDF document text
    • http://files.marielcosmeticsllc.com/uploads/1/3/0/7/130740256/565b076ce0e.pdfIn PDF document text
    • http://files.rogerscitymarina.com/uploads/1/3/0/8/130873717/9516886.pdfIn PDF document text
    • http://files.chandrabotanicals.com/uploads/1/3/1/4/131407028/3327724.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/1/0432/3170/7294/files/74596027241.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6942/3269/files/ronoxakiselibopij.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7047/9768/files/43644692091.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2737/2964/files/18143534045.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8865/0135/files/79503369749.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4933/7500/files/tawakarinasafojogo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4990/9415/files/jugogaxitazubuzob.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4581/3413/files/7251869026.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3545/0774/files/27804074137.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3135/5807/files/tugajapiwiliwaxurobotigu.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_off00009628.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9628 4908 bytes
SHA-256: 1215b45309557bda36d22ab1c67d2071ca098b8014e6583859051c32e9dbc3ea
font_01_sfnt_off0000a6ed.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA6ED 10684 bytes
SHA-256: bfdd7c1cc4afba507e63c0728438d1e76108f174781461a0111d8fde93c100b9

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