Malicious PDF — malware analysis report

Static analysis result for SHA-256 10004b6717cf568b…

MALICIOUS

PDF

48.1 KB Created: 2020-08-09 20:05:12 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: fd1c9cda5ae382fe3480ec9bdbc9ed58 SHA-1: 93f64a55d13b564d60c251560ee331f85e72afe3 SHA-256: 10004b6717cf568bca494fb1107c73aff094cdc9b1388486c63414515dc88e4e
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple heuristics indicating it's a malicious redirector, specifically designed to lead users to a link farm. The embedded URL `https://ttraff.cc/pify?keyword=american+beauty+sheet+music+pdf` is flagged as malicious and part of a link farm, likely for phishing or malware distribution. The document body, though heavily obfuscated, contains this URL and another benign Shopify URL, reinforcing the lure.

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=american+beauty+sheet+music+pdf In PDF document text
    • http://files.leetech-led.com/uploads/1/3/2/3/132302951/seredig.pdfIn PDF document text
    • http://files.raniyoungdesign.com/uploads/1/3/1/4/131406337/3e979ccddb.pdfIn PDF document text
    • http://files.thisandthatspiritchat.com/uploads/1/3/1/6/131606343/kemumum.pdfIn PDF document text
    • http://files.magnuspolson.co.uk/uploads/1/3/1/4/131438093/7f3ee8db31.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/1/0437/8191/4781/files/44065456908.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zutazalurofesavasa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3335/3627/files/43477775216.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7100/5082/files/conjugaison_du_verbe_avoir_et_etre.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7592/0282/files/kefomajanabobakalejir.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7007/0690/files/understanding_computers_today_and_tomorrow_chapter_5.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/1689/5133/files/ronatubujevutexeto.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1460/9305/files/11121709963.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6628/6490/files/31032735791.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8082/7558/files/fiwekobovoxulaxololijoj.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6676/9051/files/resuzawifurelalew.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4755/9066/files/add_add_in_to_word.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8495/5300/files/baal_shem_suite.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

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006f24.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6F24 5364 bytes
SHA-256: afc5f71274ed863ddf73eabeabb92a56433aff2ab2ac4c70f29a0f17a02f7e2f
font_01_sfnt_off00008124.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8124 10516 bytes
SHA-256: b60238b19ac0ed668f825e665009c79c1c5dc105e29b5b26ae8bad0c1caa7535
font_02_sfnt_off0000a527.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA527 4324 bytes
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c