Malicious PDF — malware analysis report

Static analysis result for SHA-256 f0d546e7e2f5dc93…

MALICIOUS

PDF

40.0 KB Created: 2020-08-14 18:10:10 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 79665298614e81665ac1c8ae6542f4d3 SHA-1: 1b7443ef0e90a050b0fae633749f6d029ec18936 SHA-256: f0d546e7e2f5dc93a3f006183613f208db70996ae55318f74904f73045655922
194 Risk Score

Malware Insights

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

The PDF contains a mass of external links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains a reference to the same URL found in the heuristic. The primary malicious link identified is https://ttraff.com/pify?keyword=bics+full+form, which is designed to redirect the user to further malicious content. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious PDF.

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=bics+full+form In PDF document text
    • http://xajewurak.matterbotattica.com/uploads/1/3/1/3/131379530/7ffe2b58df05.pdfIn PDF document text
    • http://files.hanahwprintmaker.com/uploads/1/3/0/7/130775129/vunado_wawazupoxekipe.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/1/0432/0762/2824/files/xemibinew.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0212/5733/files/57019388932.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0536/9758/files/24619738882.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8289/0912/files/73043821278.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/3713/0914/files/94647050503.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8037/5704/files/fikozuz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/2572/6625/files/89172054759.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2330/9727/files/birebapejonetirujubov.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/8150/7740/files/pitoguxanasaju.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0423/9783/files/valve_corporation_video_games.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7896/7703/files/riwewibejijovokales.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 2

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_off00006074.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6074 4868 bytes
SHA-256: 879029673eff2ef1ba9dcfccddc80219c9a7aef35780ae4e9a3fc24cc5f01a92
font_01_sfnt_off000070e2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x70E2 10136 bytes
SHA-256: 4844a0ca20b16e1711ec7a3eb8b1a53c85565620ede5d24a8c160f9312950bb6

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