Malicious PDF — malware analysis report

Static analysis result for SHA-256 9bde96693505ed43…

MALICIOUS

PDF

60.4 KB Created: 2020-08-07 19:04:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: 98ebdabec7e0ca83df715ef558ce95c1 SHA-1: 7a6b32bd1527c047bae0cfaf45d5f43e9e28194e SHA-256: 9bde96693505ed43bb9ad56de9430350f686f03e72e53cec9b57863464001894
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 'https://ttraff.ru/pify?keyword=ganapati+atharvashirsha+pdf+sanskrit'. Additionally, it exhibits characteristics of a PDF link farm, with numerous links to Shopify-hosted PDFs, suggesting an attempt to manipulate search results or distribute content. The ML classifier also strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains the malicious URL, reinforcing the phishing or malware delivery intent.

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.ru/pify?keyword=ganapati+atharvashirsha+pdf+sanskrit In PDF document text
    • http://files.sonjahermann.org/uploads/1/3/2/6/132680905/7268385.pdfIn PDF document text
    • http://nelape.theatreodyssey.com/uploads/1/3/1/4/131438216/32ce216d8c5b6.pdfIn PDF document text
    • http://xuxivevoz.petersburgchurchofchrist.org/uploads/1/3/0/8/130873995/8154353.pdfIn PDF document text
    • http://gekoga.kaelynnsartstudio.com/uploads/1/3/1/0/131070450/dutotax.pdfIn PDF document text
    • http://supotapap.caitweiss.com/uploads/1/3/2/8/132814930/77724fae20db4.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
    • http://fedorahosted.org/lohitIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3965/3030/files/how_to_search_a_document_in_chrome.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2725/9811/files/buwad.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8384/2215/files/nasuvakaxuponiketidobeba.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9838/3260/files/binomial_probability_practice.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/54440827626.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3453/3275/files/guia_prtico_ilustrado_para_biomagnetismo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/4056/9501/files/89388930644.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/3529/5905/files/88482310881.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/6135/3371/files/kujob.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7917/1222/files/39572499250.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
    • http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
    • http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text

Extracted artifacts 5

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000074e1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x74E1 4812 bytes
SHA-256: ee3e6b5f379f6aede2472a8acca0671f14d82591a63e92a0c03079692a4890a6
font_01_sfnt_off00008525.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8525 3772 bytes
SHA-256: 38ca0e522c264f10566fd8f9f5c124bdae5fd36c6204e1bfeee9d4d6bbef3686
font_02_sfnt_off000090c8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x90C8 10312 bytes
SHA-256: 7175e887847823da068ffeed2c2fdfa458ed285fffdc8a06d1282f320b9481cf
font_03_sfnt_off0000b325.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xB325 4324 bytes
SHA-256: ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230
font_04_sfnt_off0000c126.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xC126 10724 bytes
SHA-256: 8527dfe0497dcee664f6e9c71a0e03b466e23e0a52315f79e2f92b90f14f85a5