Malicious PDF — malware analysis report

Static analysis result for SHA-256 e5865ba6087891b1…

MALICIOUS

PDF

75.3 KB Created: 2020-08-01 09:22:51 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 3cf44910084145751e1929087a6864ea SHA-1: 5fdfeda32811f87ef6751c27abd43ba3fe3af83d SHA-256: e5865ba6087891b140ccb194b1b6e54e98628a57fa38b4bf414e7a99ad09734b
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains embedded links that redirect to a known malicious infrastructure, specifically `ttraff.com`. The document body, though heavily obfuscated, contains text that appears to be a lure for a "ret paladin pvp guide". The presence of numerous external PDF links, many pointing to Shopify, suggests an attempt to create a link farm or distribute further malicious content. The ML classifier strongly indicates 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.com/pify?keyword=ret+paladin+pvp+guide In PDF document text
    • http://files.modelplanmedia.com/uploads/1/3/0/7/130775484/fikefoforowu.pdfIn PDF document text
    • http://files.communitychurchofkeystoneheights.org/uploads/1/3/2/3/132302872/6017342.pdfIn PDF document text
    • http://files.paxsonscience.com/uploads/1/3/0/7/130740051/lixumuxubadud_jilubiga_gizasiwuvawev_sezexaxi.pdfIn PDF document text
    • http://files.lancebyreferral.com/uploads/1/3/0/8/130813979/tavomisokilekevutede.pdfIn PDF document text
    • http://files.bigtimbercattle.com/uploads/1/3/1/4/131437246/1606641.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/1/0432/6785/0390/files/fakosilileweliwasezil.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4464/2715/files/mosegarepudexi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6091/2537/files/48280351573.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4227/4454/files/xanurinapemagufivavisoren.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4807/4405/files/bezejizigijijij.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/7287/8747/files/20437757649.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6278/0311/files/94129760404.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8245/7000/files/pikozorat.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3051/9716/files/rosuselexagiwag.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1158/7752/files/63310028837.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0432/1184/files/15284265067.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_off0000ec7b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xEC7B 4920 bytes
SHA-256: cf1de1616cb856eafc39fb24b114593528f914c3c66d0ae48f17e0f9d49e5976
font_01_sfnt_off0000fd5b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xFD5B 10156 bytes
SHA-256: d1d2b72ed291a171e30983e2c295e0e1aefb5a3c3fd45b4cd60d7af4093c4a23

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