Malicious PDF — malware analysis report

Static analysis result for SHA-256 54e85da93c6aa5cb…

MALICIOUS

PDF

70.1 KB Created: 2020-08-22 12:08:16 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5c39e0f7f28072c85f62c061cd679b77 SHA-1: 157bdf48d0193b4f9524ea4623dcb3a18e3b6081 SHA-256: 54e85da93c6aa5cb47926db35bb4906ca7f4f42b6f385770776e78e8001cfe76
194 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL. This suggests a phishing or scam attempt where the user is tricked into clicking the malicious link, likely to download further malware or be directed to a fraudulent site.

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=centos+6.+7+minimal+64+bit In PDF document text
    • http://wuxifikos.designsbyshelagh.com/uploads/1/3/0/7/130775162/guvefasekuloxat-kesafiledoronat.pdfIn PDF document text
    • http://fawivizuf.sdadata.org/uploads/1/3/2/6/132682347/mavebexinised.pdfIn PDF document text
    • http://supiwon.the-nature-atelier.com/uploads/1/3/2/6/132682974/takotobabi.pdfIn PDF document text
    • http://files.rkarimitherapy.com/uploads/1/3/1/4/131408169/rosalazon.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/1/0438/5246/4293/files/98902945624.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2768/5799/files/91830360437.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2584/1821/files/16138522604.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/9467339244.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9105/1164/files/convert_list_to_string_python.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/2746/2301/files/cat_backhoe_operator_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nasodidupafulad.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8740/4968/files/fodakajizodit.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1136/5272/files/apigee_tutorial_for_beginners.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5466/9729/files/rumexasibuboj.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8938/5890/files/71165262209.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9888/9635/files/genewonatefogexigub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7901/6360/files/43575895144.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_off0000ce88.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xCE88 5136 bytes
SHA-256: e71fdab51caf31f692517f7cf6984e1b002bfaa11b078a2ff88202448549d8c1
font_01_sfnt_off0000dff9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xDFF9 13584 bytes
SHA-256: d2f3a92b6f7bc72304f14ff1f56891e44cb6d2c81bb0226a5b27ddc699b47003

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