Malicious PDF — malware analysis report

Static analysis result for SHA-256 3460f0fd134cc05a…

MALICIOUS

PDF

48.6 KB Created: 2020-08-20 09:27:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 03b7ede24cc347eab96136fe8e571068 SHA-1: dbd8ec087ba568711cff032fd9ff375c41edb843 SHA-256: 3460f0fd134cc05a9fa6c22e931bd32d458dcb15bde7105bd0f1df4e7c5319c9
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'. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded links, many of which point to Shopify domains. The document body, though heavily obfuscated, also contains the 'ttraff.com' URL and several other suspicious URLs, suggesting a coordinated effort to direct users to potentially harmful content. The ML classifier also strongly indicated maliciousness.

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=tipping+private+tour+guide+in+thailand In PDF document text
    • http://wololiner.rd4wkdoc.net/uploads/1/3/0/7/130775519/9386e2d0a5e.pdfIn PDF document text
    • http://niwox.whilewaitingblog.com/uploads/1/3/1/4/131453463/1010253.pdfIn PDF document text
    • http://files.wmchsprojectgraduation.com/uploads/1/3/1/8/131872105/viwaja_banunubu_xuripajabiziva_gosuzoxas.pdfIn PDF document text
    • http://files.bluedevilxc.com/uploads/1/3/1/3/131384401/404b4bfb0e656.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2023/0564/files/49675647746.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/6559/0438/files/32881151312.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6038/8262/files/arjun_film_video_song.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7301/0845/files/zezetekuka.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1322/6139/files/kunenoke.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8017/9109/files/safety_management_system_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/2204/7638/files/kofemolejekowizonoroganix.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 6

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000707b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x707B 4932 bytes
SHA-256: 85410ccc7e54a31b94f87196e9a30b4f8032345c3c510022474f4cf75d41fbc2
font_01_sfnt_off00008134.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8134 10832 bytes
SHA-256: a46433ca7e8d1b6890ae1352e6896ad496bb5c83773e9277324d7aa31a941c45
font_02_sfnt_off0000a62c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA62C 4324 bytes
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361

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