Malicious PDF — malware analysis report

Static analysis result for SHA-256 d096db7f4a40317c…

MALICIOUS

PDF

41.9 KB Created: 2020-08-21 21:45:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5ed442d9ec23de515a83007501b65dd4 SHA-1: d4b5a0a867de8a2a42d3f5e28192c6d0e8ba13b3 SHA-256: d096db7f4a40317c1e3bf8cdb968d67e786b11c9997e29ec9072155377c05b18
194 Risk Score

Malware Insights

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

The PDF file contains a link to a known malicious redirector, ttraff.com, which is designed to lure users to malicious content. The document body, though heavily obfuscated, contains the same URL and a reference to a song title, likely as a lure. The PDF also contains a large number of links to external PDFs hosted on Shopify, potentially as part of a link farm to improve search engine ranking for malicious content. No scripts were extracted from this sample.

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=o%2527+saki+saki+song++mp4 In PDF document text
    • http://goxirerer.johnedwardwalsh.com/uploads/1/3/0/8/130874642/zuwawatu_fikorekup_kowinotopijofeg.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/1/0439/9159/7214/files/31285904720.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0451/9782/0053/files/christianity_and_african_traditional_religion.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/2192/5543/files/book_for_learning_japanese.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8763/4338/files/safatidofirajizegi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pujofupokutesigitugut.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/99913566500.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0783/5292/files/mariage_d_amour_piano_notes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/8052/4710/files/43399600974.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/3141/9287/files/varus_knee_deformity_icd_10.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0962/1665/files/rugademe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/5152/1947/files/fagovigererawop.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
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn 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_off000048e7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x48E7 5224 bytes
SHA-256: 8c386f1f7b070fc13a0c200d4411fe9904399c6cc8d0adc1cef72d66e3869001
font_01_sfnt_off00005aad.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5AAD 10072 bytes
SHA-256: 6670b715fccff0493818bdb5d4cb0ec96605b4b05b2bb2443ea95ec48e92aa6e
font_02_sfnt_off00007d6a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7D6A 18776 bytes
SHA-256: e58e8e8d3617fa2f52d62469859eb662c26c1c1537dc21f5cc6f1aa71eaa6aed

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