Malicious PDF — malware analysis report

Static analysis result for SHA-256 f0bf7ee2cf13aee8…

MALICIOUS

PDF

47.2 KB Created: 2020-08-09 18:54:00 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: fd46a0d6645622b7710db63e0d446fd0 SHA-1: 71b70e6e7ec679292237ac3fd538f5df28ff6aec SHA-256: f0bf7ee2cf13aee8abc81ca04410e599a5de4b4ef9cd0ed2101d5af2aa8f7014
194 Risk Score

Malware Insights

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

The PDF contains a link that redirects to a known malicious domain, ttraff.com, disguised with a keyword related to diet plans. The document also contains a large number of embedded links, many pointing to Shopify domains, which is characteristic of SEO link farms used to manipulate search engine rankings. The ML classifier strongly indicated maliciousness, and the embedded URL heuristic confirms the presence of links within the document body.

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=bariatric+surgery+diet+plan+pdf In PDF document text
    • http://bokeso.awaywithclay.com/uploads/1/3/0/8/130813528/wupodoruwavawu.pdfIn PDF document text
    • http://files.andreapulido.com/uploads/1/3/1/4/131452938/bakipo-lifijegokelov-nejolo-logisoxif.pdfIn PDF document text
    • http://files.just-verandas.com/uploads/1/3/1/3/131379045/xobuxisedujus_wekabod.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/1/0427/5198/3783/files/segusafitureguw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9201/7305/files/buninetijalalixori.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0262/6202/files/cctv_cameras_installation.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8117/9048/files/68888594543.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4509/3533/files/4367687039.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8315/3056/files/java_platform_se_binary_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0446/6668/3545/files/waiting_for_the_barbarians_jm_coetzee.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0447/5482/9463/files/balanitis_nios.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/2553/6936/files/jikanuperije.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1249/7303/files/as_3500._2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0705/7825/files/navulurura.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2925/8649/files/padulimobopodugedes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7125/0333/files/32011136922.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_off00007a41.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7A41 5476 bytes
SHA-256: 89d5a80189cc7786f86061e64b73d70dd6c18f33346819b53b7befd7ca773f0b
font_01_sfnt_off00008cfc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8CFC 10344 bytes
SHA-256: bd0766005f0b455de7305437c60ba37a59e248a52b84b496478fffdc652ef10a

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