Malicious PDF — malware analysis report

Static analysis result for SHA-256 bdeedfb4f389307e…

MALICIOUS

PDF

42.7 KB Created: 2020-08-18 21:01:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a2e1054db82def8d27bd2aa3f22319c6 SHA-1: 7666e47d2033f321c3f871229b88a6939005229e SHA-256: bdeedfb4f389307ef35e054919e180635c98f80cdcdcd09463137d56d8495f05
194 Risk Score

Malware Insights

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

The PDF contains a link farm with 18 external links, many pointing to Shopify domains, and a primary malicious redirector URL. The document body, though corrupted, contains text related to a 'whirlpool front load washer and dryer manual' and the malicious URL, suggesting a lure to disguise the malicious intent. The PDF_MALICIOUS_REDIRECTOR_LINK and PDF_SEO_LINK_FARM heuristics confirm the presence of malicious redirection and a link farm, respectively. The ML classifier also strongly indicated maliciousness.

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=whirlpool+front+load+washer+and+dryer+manual In PDF document text
    • http://files.originalartworkdamienvenditti.com/uploads/1/3/1/3/131378993/wonokaro.pdfIn PDF document text
    • http://files.dakotarosefloral.org/uploads/1/3/1/4/131454766/4540973.pdfIn PDF document text
    • http://zujolopu.hawgridin.com/uploads/1/3/1/0/131070356/9e5411be79e930.pdfIn PDF document text
    • http://files.listprogramme.com/uploads/1/3/1/3/131382148/nujuv_junaxapumep_nubajazilola_fefarusarut.pdfIn PDF document text
    • http://xisitox.hdihidupsehatkaya.com/uploads/1/3/0/8/130813669/zamex_xupeluvelonera_tekajuroko.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/1/0433/3764/6245/files/boromaxagawujo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6656/4503/files/69102741230.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/6604/1244/files/dubavamesijerumavogo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2254/1209/files/10953498244.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/1187/2667/files/25499346502.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6926/8373/files/99326588638.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7046/3912/files/mareledexinewudebuzadaz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3092/1894/files/17009218450.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3099/4326/files/33307996350.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7731/2405/files/gobafovetuv.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4620/7642/files/bookkeeping_transactions_tutorial.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1126/7990/files/97207110071.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1682/2692/files/rovaxekadalup.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_off000067cb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x67CB 5488 bytes
SHA-256: 859359db1f0bc0d4a0a11e3a12ab5af1346bcb9762b4d33f7d3b79f3fc11d514
font_01_sfnt_off00007a5d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7A5D 10340 bytes
SHA-256: 9d2843ee4ae59160138e154704017b6158d77f0b9a9c9fd668f47b4026312121

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