Malicious PDF — malware analysis report

Static analysis result for SHA-256 910e2c4d904e8f45…

MALICIOUS

PDF

43.9 KB Created: 2020-08-22 02:27:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a2cbf8071b5ef73d7bfc7d2287b3b168 SHA-1: cc3e016ccf12f5481da3e7544707df4d41858c3c SHA-256: 910e2c4d904e8f4574ac532d6bc1a87244656d54a39a904cf210acfb924ce0c0
194 Risk Score

Malware Insights

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

The PDF contains numerous embedded links, with the primary link directing to a known malicious redirector at `ttraff.com`. This redirector is likely used to obscure the final destination of the malicious payload. The document body, though heavily obfuscated, contains text related to 'Wordpress dynamic front page template', suggesting a lure to disguise the malicious intent. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm strategy to improve search engine ranking for malicious content.

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=wordpress+dynamic+front+page+template In PDF document text
    • http://files.domainedefrance.com/uploads/1/3/1/8/131856162/2893559.pdfIn PDF document text
    • http://mebizewip.etf12trade.com/uploads/1/3/2/8/132816066/c43b4.pdfIn PDF document text
    • http://files.getinthegame.org/uploads/1/3/0/8/130813427/290593.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/1/0432/9078/8000/files/womelabepumodirojajukoz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3564/8409/files/2006_camry_service_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/2724/9826/files/74811722268.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2145/8853/files/vocabulary_words_for_grade_2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0459/6544/3239/files/maokai_guide_pro_builds.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zupapinited.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8056/4392/files/arm_cortex_a9_datasheet.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0451/8104/2839/files/ley_cesta_ticket_socialista.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3239/6447/files/zesaxukasew.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4162/8072/files/wood_splitter_fanfare.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8842/9724/files/radial_engine_design_in_catia.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/3340/2266/files/ridebofadibibedabuzivaga.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 1

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_off00006986.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6986 5588 bytes
SHA-256: ec0ca9925e2cc4fedb0892a5f50faf1a0533e2f948d0b9c46f6009b8bc75a62c
font_01_sfnt_off00007c88.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7C88 11464 bytes
SHA-256: e439dcc2096e94ba9bd0bef19ab989d1e8c4606f95280e3f508bac7a3b9d343a

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