Malicious PDF — malware analysis report

Static analysis result for SHA-256 0f85e32d66c50d36…

MALICIOUS

PDF

48.5 KB Created: 2020-08-16 14:59:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 413887360840361d3271824925daca4b SHA-1: 555e943910a9ced914a8fcbf3a1ac7a2b94a2c11 SHA-256: 0f85e32d66c50d36c4576dda9da9a53d5a7c053c8227d37d5708b14f52d8ca98
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains numerous embedded links, many of which point to redirector infrastructure. One prominent URL, https://ttraff.cc/pify?keyword=electric+scooter+reviews+consumer+reports, is identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to 'electric scooter reviews consumer reports' and the malicious URL, suggesting a phishing or scam lure. The presence of a link farm and a malicious redirector indicates an attempt to drive traffic to malicious sites, likely for further exploitation or malware delivery.

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.cc/pify?keyword=electric+scooter+reviews+consumer+reports In PDF document text
    • http://ximusodi.chubtoneguitars.com/uploads/1/3/1/3/131383651/jijeluxisiburotul.pdfIn PDF document text
    • http://files.rrhsartclub.com/uploads/1/3/1/4/131453354/7613e41d43661.pdfIn PDF document text
    • http://nuzavavij.katyscorral.com/uploads/1/3/1/4/131483281/watemedakawizi-mubuz-binelomedazo.pdfIn PDF document text
    • http://files.willowfree.ca/uploads/1/3/0/7/130740344/xiwodufa.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/1/0432/2567/7982/files/calculus_early_transcendentals_8th_edition_solutions.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0840/1316/files/70866699575.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2865/9880/files/86500326417.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/fofigez.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2190/9662/files/74101746330.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/1740/2530/files/bilurazuga.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/2402/2677/files/78030508177.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7351/9272/files/73088972808.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4008/0025/files/anestesia_general_efectos_secundarios.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/0889/0792/files/fipovowodebibakin.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7365/9290/files/98142929549.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1685/5453/files/wonajutuxufewawobovedis.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_off000080fa.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x80FA 4980 bytes
SHA-256: d634c0b474ae9323177c3d9988fe43ffb8e6c9f980cf0d7ee087df21d052015d
font_01_sfnt_off000091ed.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x91ED 10288 bytes
SHA-256: d218b7af7974b51087ba7a8b4ba5fbf5324dcd3f0e72062fbc1b7df192c0839a

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