Malicious PDF — malware analysis report

Static analysis result for SHA-256 d718333adbdb40f6…

MALICIOUS

PDF

44.2 KB Created: 2020-08-03 06:42:31 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 8843ab40c2a820d63163de969a8d6246 SHA-1: 3a2c326005ddef2f39de3593275d67914b08e2c2 SHA-256: d718333adbdb40f6d8c4a4b01cdfa5e12b0c88c51cd98f9e26585d1888257dd1
194 Risk Score

Malware Insights

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

The PDF file contains a significant number of embedded links, with a critical heuristic firing indicating a link to a known malicious redirector. The document body is heavily obfuscated, but the presence of the 'gta 5 props' keyword and the redirector URL suggest a lure for potentially malicious content. The numerous links hosted on cdn.shopify.com and other file-hosting services likely serve to distribute the payload or obscure its origin.

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=gta+5+props In PDF document text
    • http://files.amazingamericanstv.com/uploads/1/3/0/7/130739886/2760298.pdfIn PDF document text
    • http://files.rocksolidskilltraining.com/uploads/1/3/1/8/131856034/ac2e10ff.pdfIn PDF document text
    • http://files.indiracreative.com/uploads/1/3/1/3/131379306/4196546.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/1/0433/0687/7080/files/98774508290.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/3434/3574/files/camarada_arenas_pdf.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2174/6847/files/19642305074.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9721/1551/files/mugulimanudewuxuxap.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1808/3742/files/xosajelakisavamedise.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1916/6105/files/3734040922.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9691/4586/files/3744796770.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8991/2218/files/94824763796.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5525/0598/files/nimaziwudivupekubagolijem.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/8854/2872/files/70540104320.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4603/4846/files/zabel.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/1769/9477/files/83461878762.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/7941/6473/files/python_convert_bytes_to_string.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0219/1269/files/dnd_5e_paladin_oath_of_vengeance.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_off00006e6f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6E6F 4936 bytes
SHA-256: 91615501ccbbf55eff9997893b289cdc473224b0738aab552acf7938c017ac4a
font_01_sfnt_off00007f4d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F4D 10700 bytes
SHA-256: 3c765e301760cf212bacd681d44dba31e95f0791f39f832349b0712c83e96185

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