Malicious PDF — malware analysis report

Static analysis result for SHA-256 01cc282eb46d2cbf…

MALICIOUS

PDF

33.2 KB Created: 2020-08-20 04:45:31 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a61a36b5b060b302543b514b9115b2ac SHA-1: bd77d1477b6b80558019bc4549cc0df56d31c3b0 SHA-256: 01cc282eb46d2cbf496aecec8a99d3c6000aaea5e297010864972c1c3232d3c0
194 Risk Score

Malware Insights

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

This PDF document contains numerous links to external resources, many of which are hosted on Shopify and appear to be part of an SEO link farm designed to disguise malicious intent. The primary redirector URL, https://ttraff.cc/pify?keyword=icon+calendar+blue, is flagged as malicious. The document body, though heavily obfuscated, contains this same redirector URL, suggesting it is the intended destination for users who click on the links. The ML classifier strongly indicates maliciousness, supporting the conclusion that this is a phishing or malware distribution attempt.

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=icon+calendar+blue In PDF document text
    • http://files.cameronsuarez.com/uploads/1/3/1/6/131637257/2921695.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/1/0437/3676/0485/files/google_backup_android_to_iphone.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6995/5486/files/95728422891.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/3536/1442/files/4533404295.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/8039/8486/files/chronic_bronchitis_and_emphysema.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0451/0511/9397/files/creep_guitar_tab.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3631/9639/files/41855322545.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/0100/4707/files/statistical_methods_by_s._p._gupta_free.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4055/5687/files/fuduferar.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/7432/9499/files/fowinerewesuvesufol.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/0057/8723/files/jefavoz.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 1

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_off00004709.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4709 4832 bytes
SHA-256: da42a43c5a000ef140199f247c4a3a95dafb5de14543f4a92c19495b83a7e701
font_01_sfnt_off00005771.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5771 9672 bytes
SHA-256: 0d5fb13479241d3acb051483b535034cb27e787384a53921e142c5d09719889c

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