Malicious PDF — malware analysis report

Static analysis result for SHA-256 2b6ed3d9078db69e…

MALICIOUS

PDF

44.3 KB Created: 2020-08-14 11:34:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: bbaf3ffafbb00d9d9196517cf1d6dd1f SHA-1: 2ceb50ccab5aa1e8f5b6585250472fb5a07edc61 SHA-256: 2b6ed3d9078db69e6b8ee55b27f5eb594652779e0ae80ae763935ffed7ab2483
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a malicious redirector link disguised as an 'operations manual outline'. This link points to ttraff.com, which is flagged as a malicious redirector. The document also exhibits characteristics of a link farm, with numerous embedded links, many of which point to Shopify domains, likely to obscure the malicious destination. The ML classifier strongly indicates 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.com/wb?keyword=operations%20manual%20outline In PDF document text
    • http://files.wabashcotobaccofree.net/uploads/1/3/0/8/130814052/3b5ee899b.pdfIn PDF document text
    • http://files.relationshipsllc.org/uploads/1/3/1/3/131398184/4171462.pdfIn PDF document text
    • http://files.tastethe4thsense.com/uploads/1/3/1/6/131606169/jabelowuxoxu_jiwidu.pdfIn PDF document text
    • http://files.umnagricast.com/uploads/1/3/1/4/131482915/2853725.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/1/0433/9453/1493/files/kotixeb.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6191/1460/files/89051944773.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6741/6488/files/nural.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/1682/0648/files/finite_mathematics_and_its_applications.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/1075/2663/files/82790952786.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/5690/6918/files/46332477319.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0111/0940/files/metawixaxabewufoziwipavaw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9809/5272/files/upsc_sample_answer_sheet.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6953/7432/files/beperafo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5942/1092/files/23688219593.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2878/3002/files/75522544751.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4365/1741/files/97220030402.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9212/4572/files/transportadores_de_cangilones.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8949/4177/files/94974125418.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4483/8303/files/14525816484.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 7

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_off000070a1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x70A1 4992 bytes
SHA-256: d1990a62949f2cb3f34c29d451217d2b978cb7d213b1477867718a745be0373d
font_01_sfnt_off00008179.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8179 10196 bytes
SHA-256: e2fdafd1394916b3abd8588c5a3d1cf2e2d6a197426f2d4ee886a56c83836c8a

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