Malicious PDF — malware analysis report

Static analysis result for SHA-256 ed0e97bd721748f6…

MALICIOUS

PDF

40.3 KB Created: 2020-08-01 09:52:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a39eb2e985d7f98cae63559ca2e41cd9 SHA-1: 3790bd975f0f0ab698429cd64a82e7454c17daae SHA-256: ed0e97bd721748f66a263b2973115136b172147265981b4894ef5717a74ca1c2
194 Risk Score

Malware Insights

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

The PDF contains a significant number of embedded links, a technique often used for SEO manipulation or to distribute malicious content. One critical heuristic firing indicates a link to known malicious redirector infrastructure at 'ttraff.com'. While many other links point to benign Shopify-hosted PDFs, the presence of the malicious redirector and the sheer volume of links suggest a coordinated effort to drive traffic or distribute further payloads. No scripts were extracted, limiting the analysis of direct execution capabilities.

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=phoenix+arms+hp22+problems In PDF document text
    • http://files.connectaccounting.co.uk/uploads/1/3/1/0/131071167/6d2a9f6b01.pdfIn PDF document text
    • http://files.athenas-owl.com/uploads/1/3/1/3/131378975/f73489e38c.pdfIn PDF document text
    • http://files.zwittyultra.com/uploads/1/3/1/6/131637074/pajatolilu.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/1/0430/1121/1425/files/42788535940.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8451/3440/files/periodic_table_of_elements_list.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9693/2501/files/lokepunan.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7091/4717/files/sinezisevagetigajifuwu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2100/9053/files/bokipasete.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1390/6327/files/9309135480.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zabaravoxetifup.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7539/3944/files/doluzomikegikesoki.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/6472/8483/files/lofegupirebijapuwetiluk.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0379/7913/files/jivanujosedimerubozagoxu.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 7

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_off00005f55.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F55 5400 bytes
SHA-256: 78483b4b9b3c090b1b153a49c8590eb52416704080795a99111e39bd5de9047c
font_01_sfnt_off00007188.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7188 10284 bytes
SHA-256: 740de10efd1c0f3087b7447aec34e382046f725394d1f221bbbf51f4ec0f93f7

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