Malicious PDF — malware analysis report

Static analysis result for SHA-256 d84111b32703cddb…

MALICIOUS

PDF

51.5 KB Created: 2020-08-02 10:54:42 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b2a0f3896298bbb20ffafdda60b6be3c SHA-1: f76144fa9eff7a9b1b0999db13f6aede0797645e SHA-256: d84111b32703cddb1b15bf955ab47084cc00a7070d1c17e22f017ebc605f35a1
194 Risk Score

Malware Insights

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

The PDF contains a mass of external links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=photography+copyright+release+form', which is flagged as malicious. The presence of numerous links to Shopify and other file-hosting domains suggests a link farm used to distribute malicious content or for SEO poisoning. The ML classifier also strongly indicated maliciousness.

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=photography+copyright+release+form In PDF document text
    • http://files.ninemiletouring.com/uploads/1/3/1/4/131411199/vetener-wuresakaxol-wetofuk-wufegejame.pdfIn PDF document text
    • http://files.deltasculling.org/uploads/1/3/0/7/130738955/botizin_buvexab_nekuburoz_jitiverefekuve.pdfIn PDF document text
    • http://files.virtu.rocks/uploads/1/3/1/8/131856619/zipatetanef.pdfIn PDF document text
    • http://files.kwtintl.com/uploads/1/3/1/3/131379899/xizipuviwagozuvu.pdfIn PDF document text
    • http://files.marciasantore.com/uploads/1/3/1/4/131406506/6f2e9c78.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/1/0430/9159/1317/files/kolemisupesajafaziwevo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1464/2070/files/29744232043.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9239/3640/files/77650116556.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6859/6117/files/25961799023.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6353/1933/files/71772230092.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8828/9694/files/88400389533.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0360/1308/files/2879613078.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/3287/7976/files/41452071398.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5535/7858/files/komib.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5868/3291/files/29477024209.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1546/1275/files/34792117610.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_off0000862e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x862E 5532 bytes
SHA-256: 72d2c5a92b1f623a4f5480989f6e2d32f40824d903d91f0baf775d900b107b12
font_01_sfnt_off000098e4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x98E4 12272 bytes
SHA-256: 22daa2f5072832c11bc05857978549e04734673b8730a9cec774190a8c186a3d

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