Malicious PDF — malware analysis report

Static analysis result for SHA-256 fc7bad057ca5ce21…

MALICIOUS

PDF

42.6 KB Created: 2020-07-23 15:11:51 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6a519e560dce7b76fdb7357b5ed39f01 SHA-1: f977c13f0673e7a11e4bba1bfc93a59ba29459a2 SHA-256: fc7bad057ca5ce21f4d2c8afe341e2a4472b02cd73ae96425daf33f6f0a090bb
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link T1059.001 PowerShell

The PDF file contains a large number of embedded links, a technique often used to create link farms for SEO manipulation or to distribute malicious content. One of the primary links directs to a known malicious redirector. The document body, though heavily obfuscated, contains text related to a 'Schneider acb catalogue 2017 pdf', suggesting a lure to disguise the malicious intent. The presence of multiple Shopify URLs, some marked as benign and others unknown, indicates an attempt to blend in with legitimate content while distributing the malicious payload.

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=schneider+acb+catalogue+2017+pdf In PDF document text
    • http://files.compliancecurrent.com/uploads/1/3/2/6/132683017/bapibazuruxukis.pdfIn PDF document text
    • http://files.davidchambersart.com/uploads/1/3/1/8/131856146/jubebusasonered.pdfIn PDF document text
    • http://files.archontoulislab.com/uploads/1/3/1/3/131380054/93563b.pdfIn PDF document text
    • http://files.communitysystemsfoundation.org/uploads/1/3/1/6/131636872/wapejufefadele.pdfIn PDF document text
    • http://files.msusia.org/uploads/1/3/1/3/131381277/394c40d.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/1/0437/2830/6330/files/kolawuxusezu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/5775/0951/files/94873311706.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7743/5556/files/75502225613.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/bekikelazipilexujewa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2986/3323/files/remojikezoririxakusatufud.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9550/6592/files/36073164333.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/5531/7149/files/pedirutunukonilivejelarit.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8896/0933/files/68542274034.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9138/5758/files/22720578286.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0176/6310/files/gamigutulozitubenomesun.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6508/9941/files/45768703753.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 5

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_off0000648c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x648C 5768 bytes
SHA-256: 1ed5566a06d2a0222751a8ae9ba0927c22b1fc4db3addc74b2e49bd50e0772db
font_01_sfnt_off0000781f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x781F 10544 bytes
SHA-256: 575def24385dfc7ed9ae27007e962e246898407df0c92fcadeed2c924db42f3b

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