Malicious PDF — malware analysis report

Static analysis result for SHA-256 8ce5f489401ad351…

MALICIOUS

PDF

75.8 KB Created: 2020-08-09 20:20:47 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: fceb46b6062152a1db55923cf1ad7ea4 SHA-1: 9df40385ef6b2ee30fdc4622064b4c2c2ab1a371 SHA-256: 8ce5f489401ad35131fd53037869c7dec0a5bd95cbf59941c652faf8ddc3b00c
202 Risk Score

Malware Insights

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

The PDF file contains a lure related to a 'Canadian visa form' and embeds numerous links. One of these links, 'https://ttraff.com/pify?keyword=canadian+visa+form+pdf', is identified as a malicious redirector. The presence of a link farm and the invoice lure heuristic suggest a phishing or scam attempt designed to redirect users to malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 6

  • 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.
  • Fake invoice / payment lure low SE_INVOICE_LURE
    Document contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
  • 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=canadian+visa+form+pdf In PDF document text
    • http://files.resilienceuckfield.co.uk/uploads/1/3/1/4/131407952/tavofunixubalu.pdfIn PDF document text
    • http://files.rcdavis-tellinstories.com/uploads/1/3/1/3/131383624/ebc2656e5828c5.pdfIn PDF document text
    • http://gowobu.mattshannonphotography.com/uploads/1/3/1/3/131380213/4969723.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8578/3447/files/lirepawopuzoxon.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9875/0629/files/memilakipeku.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6643/3435/files/moziwobomavokufabejelurit.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4405/2885/files/16883187416.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0930/9854/files/luriminuwa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6409/8970/files/zaxefibejov.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2665/3090/files/pobum.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7178/9470/files/94413175108.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6471/1575/files/siva_manasala_sakthi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2482/6014/files/67332756633.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/7583/6835/files/71931990697.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9052/5849/files/2334984707.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8153/9489/files/71411927419.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_off0000debb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xDEBB 4828 bytes
SHA-256: cd3a180fb2e5dd7028f193ddc5b792e3a7a4748d2c78d9106d50d59b3e355a9d
font_01_sfnt_off0000ef07.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xEF07 10888 bytes
SHA-256: 073377395ef93fc3824d0a32419a9e6a09802cf7ccff8a997c61ddd20e65c60a
font_02_sfnt_off000113df.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x113DF 4324 bytes
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e

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