Malicious PDF — malware analysis report

Static analysis result for SHA-256 456414d036d5785a…

MALICIOUS

PDF

40.5 KB Created: 2020-08-20 02:13:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6e90eadbfbc157f51a8a3b329a0ae980 SHA-1: b55bd500b4f725e3578192653d9bd29ef3e02340 SHA-256: 456414d036d5785a1594baa0f28d6fdd6e91833750598abfc05874b0f2b07a38
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 heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains the string 'cicd devops full form' which is also present in the malicious URL. This suggests the document is designed to trick users into clicking malicious links under the guise of providing information.

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=cicd+devops+full+form In PDF document text
    • http://rajoxab.worldtravelingfeet.com/uploads/1/3/1/8/131871699/bajulu-muganeti-romubamamox-kodetiteviron.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/1/0435/8176/7848/files/black_tie_formal_wear_oak_lawn_il.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6167/4133/files/20893073798.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/5094/3142/files/rejavavi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2888/1318/files/android_version_name_list.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6640/8603/files/buzovufavo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2931/5229/files/48178472438.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5581/6608/files/10797516435.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/1017/6662/files/susakexidupebe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4853/4167/files/25170983304.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_off0000622b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x622B 5056 bytes
SHA-256: c4ae1d6d0cad068caa4e0cf17403a07a2fd4331ba69ee8e2133f6aad109fdf9a
font_01_sfnt_off00007346.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7346 10096 bytes
SHA-256: c32ad0b77f823b3478550992c1efe9dce7b8a42d73e5a0d4734af0183d280b5f

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