Malicious PDF — malware analysis report

Static analysis result for SHA-256 fe7b5a95d371b6c8…

MALICIOUS

PDF

39.1 KB Created: 2020-08-19 20:39:30 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 13c703650ea36b81078f3acac4c78363 SHA-1: 949509d403ab6c8f00d4fff154e1c11f2c7ad2b0 SHA-256: fe7b5a95d371b6c8a95c916be6e5a4aa065965274ab973b5285919a78f1759d1
194 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation or traffic redirection. One critical heuristic identified a link to a known malicious redirector, 'ttraff.cc', which is used to obscure the final destination. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=munna+bhai+mbbs+mp4+video+song', indicating a lure related to media content to drive traffic to malicious infrastructure.

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=munna+bhai+mbbs+mp4+video+song In PDF document text
    • http://files.cashmerehighlibrary.com/uploads/1/3/1/4/131437380/fadimale.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/1/0429/9508/9559/files/fuzebejokolikox.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6550/8002/files/jifowexelujipubelijuvo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2802/8312/files/calculus_early_transcendentals_6th_edition_solutions_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/8772/2648/files/coulomb_s_law_of_magnetism.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4635/4592/files/lelorawumajenuna.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1606/0061/files/emergency_contact_numbers_template.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6424/5925/files/17769612915.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3239/6447/files/2_guys_1_girl_sandbox_video.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7937/6798/files/99607284390.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/5755/2277/files/interpreter_vs_compiler_vs_assembler.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9549/0721/files/basakonapiwotukefi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9770/2046/files/nuwin.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7750/9020/files/anecdote_of_the_jar_essay.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 2

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_off00005ade.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5ADE 5540 bytes
SHA-256: bd12269186726a11ff8e2db149be5c7ff423711d82d81cf3ca16314b8bf3b605
font_01_sfnt_off00006d9a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6D9A 9976 bytes
SHA-256: c59eccb6af4402671147dd92d5e9408f967a245c5b8d56217cd89e0a24edfd17

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