Malicious PDF — malware analysis report

Static analysis result for SHA-256 20de1f9f01c93430…

MALICIOUS

PDF

47.9 KB Created: 2020-08-12 11:50:54 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 13de3e20796f16c9716df413545d64ec SHA-1: d927cf63996249325d6fc4e25d796e2509cc2818 SHA-256: 20de1f9f01c9343058c7ba18b5e098662816b99a23f7331214321d93091c49f0
194 Risk Score

Malware Insights

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

The PDF was flagged by a machine learning classifier and contains a significant number of embedded links, many pointing to a redirector service. The primary malicious link identified is https://ttraff.com/pify?keyword=manifesto+barisan+nasional+pru+14+pdf, which likely leads to a malicious payload. The document body contains garbled text and embedded URLs, suggesting it is designed to lure users into clicking malicious links rather than providing legitimate content.

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=manifesto+barisan+nasional+pru+14+pdf In PDF document text
    • http://files.pipandwillys.com/uploads/1/3/0/7/130739510/kowoxilavipukuz_zafetezuvutojew_sojalamadovitax_kuposu.pdfIn PDF document text
    • http://teripug.cofchrist.ca/uploads/1/3/1/3/131383283/74bb8cc9acd5.pdfIn PDF document text
    • http://files.launlocked.com/uploads/1/3/1/6/131606073/23837155.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/1/0432/6585/1542/files/godupoxikumiwiputotosaxu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/3789/1477/files/the_bronze_horseman_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2081/2441/files/77525135158.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0012/6880/files/25742858604.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/8085/7253/files/89310018213.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/6827/7415/files/kunenim.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0665/6666/files/ronolosekabijumupe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/4160/2208/files/annotate_free.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7320/0537/files/26825941907.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/5486/5320/files/99184953219.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/87294954422.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9752/2329/files/64225966161.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/4356/8278/files/81552027365.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 4

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_off00007dc8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7DC8 5320 bytes
SHA-256: d90f1e1c003c825793fcd01d4ab3d99143c61ed37ea8b7235b04ad0d282f8d04
font_01_sfnt_off00008fef.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8FEF 10120 bytes
SHA-256: 4923f338b09b39356988e66e030738b04e3a6910575eb8748f88e0f2662e3f4e

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