Malicious PDF — malware analysis report

Static analysis result for SHA-256 8c49db96fed46a7f…

MALICIOUS

PDF

41.9 KB Created: 2020-08-01 14:02:02 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: 9a1e7fdd650322482bfdf297fd960fee SHA-1: 58ccd370d49f831b08c2165fa17d00778a99b63b SHA-256: 8c49db96fed46a7f1a928091ab8f5d21d61df88341c4574ea57ea75cc84719d4
194 Risk Score

Malware Insights

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

The PDF contains a significant number of embedded links, with a critical heuristic firing indicating a malicious redirector. The primary malicious URL identified is https://ttraff.cc/pify?keyword=abode+image+ready. The presence of numerous links, many hosted on Shopify, suggests an attempt to create a link farm for SEO poisoning or to distribute malicious content through a compromised platform. 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.cc/pify?keyword=abode+image+ready In PDF document text
    • http://files.rootstockcounseling.com/uploads/1/3/0/7/130739528/2407847.pdfIn PDF document text
    • http://files.rmlegaldocumentpreparation.com/uploads/1/3/1/6/131607075/tobunovufax.pdfIn PDF document text
    • http://files.adamkk.com/uploads/1/3/2/7/132740536/9895180b37ac9fc.pdfIn PDF document text
    • http://files.truromass.org/uploads/1/3/1/4/131454549/natelizoruje_lamuwilepusewu_wiwosifisov.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/1/0429/4164/4963/files/26541095203.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1163/6381/files/toad_for_oracle_tutorial.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5244/9435/files/ruvaxozisasazodub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0124/9955/files/93187504239.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9580/2527/files/32894574250.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/3087/0173/files/29882053400.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3459/0875/files/mizidalaxapazudo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8026/9462/files/linedozanogikizijodopivo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3258/4087/files/72177770241.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/0118/2369/files/doxedasal.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3459/0878/files/waruliliginukojiranela.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/7594/5113/files/76989810647.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2358/0839/files/88708444057.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 6

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_off000065d1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x65D1 5164 bytes
SHA-256: 4392b76ed936b3d0e4e3de9a9b1531eb7931cc7eaa5c3444cea04ce3d9da96c1
font_01_sfnt_off0000774a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x774A 10484 bytes
SHA-256: 83000c90060e797a30435b41fa4b8d177440949eb57fc9544b357bf9efed5f7c

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