Malicious PDF — malware analysis report

Static analysis result for SHA-256 df3da02f5665ca9a…

MALICIOUS

PDF

36.9 KB Created: 2020-08-02 06:04:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b8241228ace77f11f3d5a53130d5826c SHA-1: 1360e553c34922b0af93a6e85c7e721bee1a8b6c SHA-256: df3da02f5665ca9a3585672241c749b3a1ac34555d6c5b07031a86638979d325
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. It also exhibits characteristics of a link farm, with numerous embedded URLs, many hosted on Shopify. The ML classifier strongly indicates maliciousness. The primary malicious URL is reconstructed from the embedded 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=d%2526+d+3.+5+dm+guide+pdf In PDF document text
    • http://files.northernlightsplastics.com/uploads/1/3/2/3/132302888/9379970.pdfIn PDF document text
    • http://files.jpkvcollaborative.org/uploads/1/3/0/7/130739528/2840057.pdfIn PDF document text
    • http://files.moneycoachbill.org/uploads/1/3/0/7/130776589/zisuminum.pdfIn PDF document text
    • http://files.swallowfall.com/uploads/1/3/1/0/131070845/vokufos_rivuvovixowemo_jodijomezox.pdfIn PDF document text
    • http://files.lauralrees.com/uploads/1/3/2/8/132815753/474294.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/1/0431/1675/7153/files/57666725306.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6734/1981/files/kemafipu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/21086069096.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/5703/5929/files/95567728040.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6409/8970/files/4928014674.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7983/5547/files/jovakifagipefogozega.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/7318/1598/files/7528582676.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7677/2250/files/pozazanuzolafutewavegel.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/7997453156.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6805/4949/files/75282510287.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_off000056de.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x56DE 4156 bytes
SHA-256: bae8c65fbb2985f8f9e3f3f2bcf16a0f9e8e1e4a7d5ebf1135d71e3fbc9ddb2e
font_01_sfnt_off0000650c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x650C 10008 bytes
SHA-256: 1fb60811b0c8b860fc7a3ff3230a7306e895899a2994d98700107a181194c258

Open this report in the interactive analyzer, or submit your own file for analysis.