Malicious PDF — malware analysis report

Static analysis result for SHA-256 6e0efde14dad0cb7…

MALICIOUS

PDF

38.7 KB Created: 2020-08-15 05:08:15 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5fb684c1425bbe8a7696940ae30899f1 SHA-1: 3bb8e30292c8fa4e524dc320508a2d09b3932fe0 SHA-256: 6e0efde14dad0cb7d9b4f37c7665da30683667b71ca7b04f41088ba19d5dba78
194 Risk Score

Malware Insights

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

The PDF contains multiple heuristics indicating malicious redirector links and a link farm, suggesting an attempt to drive traffic to malicious sites. The embedded URL and document body text explicitly point to a lure for 'Chitty Chitty Bang Bang song sheet music', which redirects to a known malicious redirector. The ML classifier also strongly flagged this PDF as malicious.

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=chitty+chitty+bang+bang+song+sheet+music In PDF document text
    • http://files.mtsarmusic.com/uploads/1/3/1/3/131379409/gufuzi-xosizavono-pitetesezavok-wegupipiri.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/1/0433/0687/7080/files/66491839223.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4485/5195/files/17285818121.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/23929268289.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8845/2515/files/an_occurrence_at_owl_creek_bridge_analysis.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1935/3757/files/xivoduvi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3593/4370/files/gosenadixizote.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0189/6347/files/the_candy_shop_war_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6766/9654/files/74148114766.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fokadexowigexavutezirero.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/8072/6168/files/wikosularufi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2073/0020/files/71473935901.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/30553092986.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004afe.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4AFE 5232 bytes
SHA-256: 9e2866a10b7fafe91da79db0cfd4c1cdb6b85691d33ab6f116c5ed767a255be1
font_01_sfnt_off00005ca7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5CA7 10364 bytes
SHA-256: 412e54f073925f517db63f272c820db47e947673446222fc3e97889c3ec9dc18
font_02_sfnt_off0000800d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x800D 4324 bytes
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361

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