Malicious PDF — malware analysis report

Static analysis result for SHA-256 3217a5c234dd8e1b…

MALICIOUS

PDF

44.0 KB Created: 2020-08-22 10:27:17 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 68b2bdef600b68eb8eebb089d98f93a4 SHA-1: 3e7acf15c84bc042cf61d80bd3ec1ce0784f21eb SHA-256: 3217a5c234dd8e1bd3f657216339f47f03c7db59cf2abfdaa448a86eab5cb958
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains numerous links, with one critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=facebook+cover+collage+template+free', suggesting a lure for social media-related content. The presence of a link farm heuristic further indicates malicious intent to distribute links, likely for phishing 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.com/pify?keyword=facebook+cover+collage+template+free In PDF document text
    • http://files.sarssm.org/uploads/1/3/1/1/131163851/rigixasusozifesixa.pdfIn PDF document text
    • http://totuzaxe.57ideate.com/uploads/1/3/2/7/132712207/5c10d.pdfIn PDF document text
    • http://wusifi.adentaaustralia.com/uploads/1/3/0/7/130776167/d386957c7896.pdfIn PDF document text
    • http://tozewaze.westpointclassof1968.com/uploads/1/3/1/3/131380213/2782392.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/1/0428/8747/9455/files/rafowemomalelepofononi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6578/6006/files/98601871324.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6770/3457/files/folewaroruve.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/2821/6997/files/94880124158.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5567/6568/files/anonytun_pro_mod.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6938/2568/files/boris_godunov_libretto_english.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0449/8269/8142/files/emac_graphics_card.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/3422/9398/files/63652370221.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9946/2558/files/60946493367.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8096/4510/files/ascaris_lumbricoides_tratamiento_pediatria.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2987/3318/files/93938369422.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6649/1041/files/sikilifumokugedugar.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
🗂 Part of campaign: randolphcountycd.com 5 samples

Related samples 3

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_off00006e09.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6E09 5376 bytes
SHA-256: 6358b79f4cccf8a4c6a65d503ae5b9d292c2ef6250387beffa2e7731e6f598d4
font_01_sfnt_off00008049.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8049 10212 bytes
SHA-256: ed04ea567b642f16022420c72954fdbcd2bbfa072a72a26d7893ebc527a3d79d

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