Malicious PDF — malware analysis report

Static analysis result for SHA-256 2da717c467019c5a…

MALICIOUS

PDF

54.4 KB Created: 2020-08-06 02:41:39 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 8d510762c6db607770cea3d8ee1e1c02 SHA-1: 25c7b9981949241bbd183dd3c8b06cca9ac67703 SHA-256: 2da717c467019c5aeb8794d9dbc3a6075171371afac69614a4efaf85ddaf15f0
194 Risk Score

Malware Insights

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

The PDF file contains numerous embedded links, with a critical heuristic identifying it as a PDF link farm. One of the primary links, 'https://ttraff.com/pify?keyword=building+self+esteem+activities+pdf', appears to be a redirector. The document body, though heavily obfuscated, also contains this URL and other links pointing to Shopify domains, suggesting a coordinated effort to distribute content or redirect users. The presence of a malicious redirector link and the sheer volume of outbound links indicate a likely attempt to manipulate search engine results or lure users to malicious sites.

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=building+self+esteem+activities+pdf In PDF document text
    • http://files.sonsetministries.com/uploads/1/3/0/9/130968947/818455ce5d4f.pdfIn PDF document text
    • http://files.shanghaitranslator-businessinterpreter-personaltourguide.com/uploads/1/3/1/1/131164393/cad7bdc86e4c9.pdfIn PDF document text
    • http://files.livinggodsmission.com/uploads/1/3/0/8/130874413/femobupowufebekoluta.pdfIn PDF document text
    • http://files.zionbaptistchurchsbc.org/uploads/1/3/2/8/132814355/88472.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/1/0440/9743/7848/files/weduxasuzifapet.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9862/8501/files/70677099518.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3649/1431/files/absceso_amigdalino_tratamiento.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1411/1903/files/66405135533.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3242/0264/files/nafajovitabukiv.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3411/5233/files/zeduwajawat.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6237/0210/files/84387520350.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0041/3856/files/bebikatimed.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1320/9246/files/zepinemoneselopuzeno.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6369/5770/files/bolted_connection_design.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 8

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_off000096c7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x96C7 5488 bytes
SHA-256: 011c2500ae8452763f7fbe5bf5035e8e0af53c124455d64c8be253977a83f16c
font_01_sfnt_off0000a977.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA977 10252 bytes
SHA-256: 70de64916bff7e5eadee7eb32c7d71dad1f805c277a27d65caa6dc6c4407d218

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