Malicious PDF — malware analysis report

Static analysis result for SHA-256 7579670eac706dfb…

MALICIOUS

PDF

40.9 KB Created: 2020-08-25 11:04:49 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 291e5777e603423d0c0ab84559248bfe SHA-1: 04ba0b49bf2a1eac77f807fca4ee50191f6e6e87 SHA-256: 7579670eac706dfb48de80e4d2ee8bf4f494dcd1e565ec583860d9f9abfbbb78
214 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF document impersonates a cloud file-sharing service to lure users into clicking a link. The primary link, 'https://ttraff.cc/pify?keyword=convert+scanned+pdf+to+word+app', leads to a known malicious redirector, indicating a phishing or malware distribution attempt. The document also contains a large number of links to various PDF files hosted on Shopify, likely part of an SEO spam campaign to drive traffic to malicious infrastructure.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 6

  • 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.
  • Cloud document impersonation lure medium SE_CLOUD_DOC_LURE
    Document impersonates a cloud file-sharing service such as SharePoint, OneDrive, Google Drive, Dropbox, Box, or Microsoft 365 and asks the user to open, verify, or access a shared document
  • 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=convert+scanned+pdf+to+word+app In PDF document text
    • http://files.everyonesopera.com/uploads/1/3/1/4/131482886/73630f3bbb4.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/1/0440/0414/7350/files/85849527272.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1248/8348/files/food_quality_assurance.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9372/1255/files/mojapisakenalapofu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4959/1718/files/web_content_accessibility_guidelines_australia.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/3540/1111/files/apprendre_le_russe_lecon_1.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1317/6469/files/importancia_da_analise_swot.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6997/2383/files/watchos_6_beta_4_profile.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8592/9375/files/47964349072.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/1030/8765/files/famizagedupud.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7754/9726/files/60907150395.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3042/9346/files/mhtml_to_converter.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_off000062fc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62FC 5176 bytes
SHA-256: aa71b079887352661a424b54caeb2d71515d7502005e1cc70e5d1fd16507b6a0
font_01_sfnt_off000074b8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x74B8 10068 bytes
SHA-256: a37cd82a5c03bbbef5e9c61b1333999470d57427505a33aebefc8bac54d9543b

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