Malicious PDF — malware analysis report

Static analysis result for SHA-256 7b04edce045f0003…

MALICIOUS

PDF

38.5 KB Created: 2020-08-28 02:02:12 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 72b19fe95c77a9b5b2b0a4edd66b1236 SHA-1: 94d74b5978ed3e74abeddb92d768b837418a33bd SHA-256: 7b04edce045f000363dd1050e36a1d83d8271e067e67cb0cf36844da28dc8d0d
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript T1203 Exploitation for Client Execution

The PDF contains embedded links that redirect to a malicious URL, specifically `https://ttraff.com/pify?keyword=soccer+training+sessions`, which is flagged as a malicious redirector. The document body, though heavily obfuscated, contains text related to "Soccer training sessions" and the authoring application, suggesting a lure. The presence of numerous PDF links, many pointing to benign Shopify URLs but some to unknown or malicious domains, indicates a link farm or redirection strategy. The ML classifier also strongly flagged this PDF as malicious.

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=soccer+training+sessions In PDF document text
    • http://vapigupi.saintgregorysileby.org/uploads/1/3/1/3/131380934/kotebogisarisaf-folijoma-rojugizaj.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/1/0432/2574/3515/files/petijinizajazetobanagize.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0464/1226/7688/files/48582537812.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/1990/9794/files/58317750553.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/1400/2600/files/bncc_job_circular_2019.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/2030/3006/files/dracopedia_the_bestiary.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9186/1410/files/82801937892.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7940/1634/files/35102642988.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2875/0241/files/bingo_numbers_1_100.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4950/8250/files/zubisowiseviwibibuwewipu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/18491093394.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9038/5823/files/wapikovubotolefize.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_off00005ad4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5AD4 5036 bytes
SHA-256: 83f5305f18e6c946efda06f3bc5443df42907df79609a1db0430084f4db84f45
font_01_sfnt_off00006bf4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6BF4 9848 bytes
SHA-256: 5857b9f5a5ad6ec605b40b8367e6d9b61b2e80daa7a11317ce8f89763a9afcc0

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