Malicious PDF — malware analysis report

Static analysis result for SHA-256 bc04b3847244c7f7…

MALICIOUS

PDF

49.2 KB Created: 2020-08-03 00:53:09 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 7de96a65e8b77e731c27a543cf663116 SHA-1: 7eb7ab2e5575c1524651ddcdf9d1f9806a609846 SHA-256: bc04b3847244c7f7c78d134551fa97d58aedf781ab0ba3ab387bda7ad23d48df
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, which points to 'https://ttraff.cc/pify?keyword=1999+mercedes+c+280'. This URL is likely used to redirect the user to a malicious site. The document also contains a large number of embedded links, many of which point to Shopify domains, suggesting a link farm or SEO manipulation tactic. The presence of a car-related keyword in the malicious URL indicates a potential lure to entice users to click.

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=1999+mercedes+c+280 In PDF document text
    • http://files.littlepatchofweeds.com/uploads/1/3/1/4/131454126/3873b63e74611.pdfIn PDF document text
    • http://files.interfaithutica.org/uploads/1/3/0/9/130969218/9093583.pdfIn PDF document text
    • http://files.katascuba.com/uploads/1/3/1/4/131483253/5349126.pdfIn PDF document text
    • http://bixov.thewholisticrevolution.com/uploads/1/3/1/8/131857419/b74156e.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/1/0431/3153/5524/files/66507184787.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6823/5682/files/jiguretopiwelevik.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9877/6487/files/21121064408.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3758/1734/files/free_ford_explorer_repair_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9532/6887/files/nilobivonokonofi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9582/6336/files/figurazezuxalamajipob.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7857/4490/files/1842772528.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1117/7626/files/fomezel.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4843/4840/files/installing_crouton_on_chromebook.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6385/2708/files/logibivufogawalozap.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8918/9272/files/57497476339.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8234/0770/files/tusuwuzazemo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1399/5672/files/git_reset_hard.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4244/7265/files/pexafasejogafi.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_off000080b4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x80B4 5424 bytes
SHA-256: 738416367c96aad2f68b3a8e5e1c6712200155f29c6ead32448b3741790960a9
font_01_sfnt_off0000930f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x930F 10664 bytes
SHA-256: 6f983dd07064c4fdbd3985421fbcd722d6bd6bd86f0fcacfd970bf3cc494f461

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