Malicious PDF — malware analysis report

Static analysis result for SHA-256 2f8061da0d63282b…

MALICIOUS

PDF

66.2 KB Created: 2020-08-17 02:30:44 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 8a425ad845a1d261ed9ae373ee9116cd SHA-1: a8d9ecc259ad030dc96bfbb0cfa34feb2c1a52fb SHA-256: 2f8061da0d63282b8b7f9fb1465dd9355cd9c376bd345d80399aa80f9f535d16
194 Risk Score

Malware Insights

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

The PDF contains a heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.com/pify?keyword=celtic+hymns+violin+sheet+music'. This indicates the document's primary purpose is to redirect the user to a malicious site. The document body, though heavily obfuscated, contains this URL and other benign-looking PDF links, suggesting a lure to disguise the malicious intent. No scripts were extracted, limiting further analysis of execution chains.

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=celtic+hymns+violin+sheet+music In PDF document text
    • http://tokivide.bfhaircollection.com/uploads/1/3/0/7/130740178/xepiwogufumaxig.pdfIn PDF document text
    • http://files.ucdcowcalfassessment.com/uploads/1/3/2/7/132741709/kabem.pdfIn PDF document text
    • http://files.arizonadpsrp.org/uploads/1/3/1/4/131453897/zoxoxi.pdfIn PDF document text
    • http://pazegi.team3172.com/uploads/1/3/1/3/131384516/c096527e3.pdfIn PDF document text
    • http://tasenu.mysuzannahsmith.com/uploads/1/3/0/9/130969060/4422525.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/1/0434/0452/5720/files/ty_tribbett_everything.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2979/8818/files/agano_la_kale.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5969/9109/files/92959062016.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0449/8318/9662/files/bartending_for_dummies_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3947/3314/files/48789102461.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/6043/5873/files/90589576663.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5214/6587/files/4833027146.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4288/2215/files/56447060516.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9340/2534/files/gitojoz.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://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Related samples 3

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_off00009d7b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9D7B 4800 bytes
SHA-256: 054a5119d0c2f322a2024b64dc8ec3fbe17647bffe203969b6f3dcdc5844eeaa
font_01_sfnt_off0000adb7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xADB7 17816 bytes
SHA-256: de2dc25969464e3ce51f1743058dcdc18aacc3b2063fd4dca9526b18f263f083
font_02_sfnt_off0000e58d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xE58D 16428 bytes
SHA-256: d16c0afc95f755c1790c9d51bbb5fc07f86d93c4354617b59d6f48ce6a71e852

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