Malicious PDF — malware analysis report

Static analysis result for SHA-256 f2c39eca88a7bf41…

MALICIOUS

PDF

59.4 KB Created: 2020-08-14 19:04:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 88c36687e8b176ca5cec28f7d72dd3a3 SHA-1: 675fba0a5d09fe538a9338cbb39d0359b386a0a7 SHA-256: f2c39eca88a7bf41c9307f4297cb3ac9d15813a3d699132021810d8db257cc9e
194 Risk Score

Malware Insights

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

The PDF contains multiple embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'Hay house podcast' and the redirector URL includes a similar keyword, suggesting a lure. The presence of numerous external PDF links also indicates a link farm strategy, likely to obscure the malicious destination.

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=hay+house+podcast In PDF document text
    • http://files.brightmorningstardaycarellc.com/uploads/1/3/1/1/131164358/756ee0c1c6.pdfIn PDF document text
    • http://files.nurturedbirthservices.com/uploads/1/3/0/9/130969545/8e3366b0d399.pdfIn PDF document text
    • http://files.thedolphinboat.com/uploads/1/3/2/6/132695278/2709810.pdfIn PDF document text
    • http://files.callanassociates.com/uploads/1/3/2/8/132816036/zagawemowanow-guvoj-kesojinetapexi.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/1/0430/0665/6666/files/rodevakitij.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3000/3355/files/68983484911.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6109/2255/files/levugularasufabopuzat.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0096/2977/files/tinufosediluduxajuxij.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3532/0735/files/zujuzutope.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1754/3588/files/gobegimodaf.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/2014/7095/files/kaman.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/7789/2251/files/31301604846.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6193/6290/files/belotuxogotopanimamene.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/0766/2504/files/assr_2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8049/9879/files/54413479271.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/80835258875.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00009deb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9DEB 4824 bytes
SHA-256: c726f77111a2e4c23a8e4c13a8da02aa4a7216812982a8ea3688879573595a29
font_01_sfnt_off0000ae5e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xAE5E 10684 bytes
SHA-256: 9e4857c01de078186e5f6ac2c5976563d9a622a485e161b4b01773c00df086b6
font_02_sfnt_off0000d272.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xD272 4324 bytes
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34

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