Malicious PDF — malware analysis report

Static analysis result for SHA-256 4d61e299c72ca818…

MALICIOUS

PDF

60.3 KB Created: 2020-08-05 18:26:37 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 47106a45b1470716e6f21d7026823c3a SHA-1: 0252e2fec745f1fdfa46a5c7ff74fc9c91817732 SHA-256: 4d61e299c72ca8181c3656499b3673c7469957149c0afc33950d998c816d2995
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, many hosted on Shopify. The primary intent appears to be redirecting the user to malicious infrastructure.

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=aluminium+composite+panel+manufacturing+process+pdf In PDF document text
    • http://files.essenceofgracearomatherapycenter.com/uploads/1/3/1/3/131382387/tibuvosuvutu.pdfIn PDF document text
    • http://files.mi-sheffield.com/uploads/1/3/0/7/130739524/5972632.pdfIn PDF document text
    • http://files.tsahia.com/uploads/1/3/0/7/130740196/c6dba19d1643462.pdfIn PDF document text
    • http://bowuz.realestatewithdrew.com/uploads/1/3/1/4/131482853/wivaxinenog.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/1/0435/0764/6630/files/bamiduzojem.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/0214/9539/files/feduse.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1234/9334/files/70851064862.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/8731/2536/files/98117269912.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/6878/2757/files/alimentos_con_fibra_soluble.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9690/6659/files/apostrophe_for_possession_worksheet.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4367/5560/files/xenunopojalogozukopo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7918/8118/files/donen.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zijuk.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3959/6454/files/bavofir.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5018/8443/files/59131565363.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000097b9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x97B9 3132 bytes
SHA-256: 451d5f5fdd7e10bc500ba296a0ac500e09f02364501932b14d00ae31e7dcfaab
font_01_sfnt_off0000a2f6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA2F6 5464 bytes
SHA-256: 63e5688906e132151b8da91b1341c3700a2293019898db47335b89272a6b7fe9
font_02_sfnt_off0000b577.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xB577 14536 bytes
SHA-256: 7b9835e78702d4e926532fec887dc5a0d7677c3ac799fb69dd34ff40ce71cb56

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