Malicious PDF — malware analysis report

Static analysis result for SHA-256 ba607d618e709870…

MALICIOUS

PDF

36.1 KB Created: 2020-08-09 18:08:00 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 93e587eccd137be14958c31eca0ab369 SHA-1: 48f59385224fb7b906429799a9ad6d833aa8074e SHA-256: ba607d618e7098703680a55d9f086ad1c4f5161e2e08ae72792c58b6d2f553df
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, specifically pointing to 'https://ttraff.cc/pify?keyword=bescherelle+l+orthographe+pdf'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, many of which point to Shopify domains. The document body, though heavily obfuscated, contains the same malicious URL. This suggests the primary intent is to redirect the user to a malicious site, likely for phishing or to initiate a further exploit.

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=bescherelle+l+orthographe+pdf In PDF document text
    • http://files.simplydivinesuds.com/uploads/1/3/1/4/131407812/23f3d849.pdfIn PDF document text
    • http://babimaki.vtalauxiliary.org/uploads/1/3/0/9/130969352/2f37ec5db8.pdfIn PDF document text
    • http://files.evangelcommunitychurch.org/uploads/1/3/2/6/132683165/61b2dd1f3.pdfIn PDF document text
    • http://files.teach-me-today.com/uploads/1/3/2/6/132683267/1670675.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/1/0427/7554/3964/files/autosketch_10_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8893/7120/files/30370809473.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0364/2007/files/36126670700.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/3876/7266/files/75861435261.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/8180/8549/files/cognitive_class_labs.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1645/3272/files/sagakunovaxituxirigikiwun.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/9131/9200/files/nezafi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8356/3162/files/dulemuperopogitutarila.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6997/2392/files/54954714126.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8642/0893/files/solojak.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7235/6514/files/20252462807.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6327/9767/files/familojufujuwibopunixima.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7873/8335/files/gopam.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_off00004ceb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4CEB 5468 bytes
SHA-256: 7de533cc5e643fd8ba74d068faad979656fc29be7469ce6db95d0b92223d84d5
font_01_sfnt_off00005f83.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F83 11192 bytes
SHA-256: 07202cc67d8260d581e75f37f1baf9317efd38a5620edf07714420b1c9ca0357

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