Malicious PDF — malware analysis report

Static analysis result for SHA-256 32510e0f30c005bd…

MALICIOUS

PDF

53.5 KB Created: 2020-08-13 01:30:29 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 498d1e3ddd119c619f5038972ae53078 SHA-1: 6f6952979191f1b0d9a155553b3dcfaa63b7052c SHA-256: 32510e0f30c005bd83983c8e34e9f5448d9b2646668778e4f1ff26e7c42d5b94
194 Risk Score

Malware Insights

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

The PDF file contains a link farm and a specific malicious redirector URL, disguised as a musical score. The primary malicious URL, 'https://ttraff.ru/pify?keyword=beethoven+5th+symphony+score+pdf', is designed to redirect users to potentially harmful content. The file's structure and embedded links suggest a social engineering tactic to trick users into navigating to malicious infrastructure.

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.ru/pify?keyword=beethoven+5th+symphony+score+pdf In PDF document text
    • http://xemirox.unleashthefunatrudys.com/uploads/1/3/2/6/132682883/4708067.pdfIn PDF document text
    • http://bukesoj.timberkreekcarving.com/uploads/1/3/1/3/131380600/pijikixilire.pdfIn PDF document text
    • http://files.heartpieces.net/uploads/1/3/1/3/131379749/3776242.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/1/0430/5806/9655/files/63005904435.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8858/4605/files/solid_state_switching_circuits.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8694/6206/files/83423497559.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8635/6375/files/guwumomolotitixudawobozeb.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1903/3000/files/31161589662.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/7591/0294/files/44150129024.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9655/6191/files/sukadomegajexawumuw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/1243/8685/files/muparanofoza.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/8575/6568/files/79217319434.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4531/3941/files/baixar_possuida_2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/8003629611.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7386/3842/files/62709588638.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
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Related samples 8

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_off00006d7e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6D7E 5488 bytes
SHA-256: a90f846793e24f0cae54844ae023d683ddc980f168ddea278f0278e1b6cd4b86
font_01_sfnt_off00008013.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8013 15700 bytes
SHA-256: 7383673c43d3d57ae5b544595995843a0d0af64ed638a54a806b914b6fbb06c3
font_02_sfnt_off0000b127.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xB127 16164 bytes
SHA-256: d6e666677984080c5ac9024d66c2ab428332c3141b6d2ea0b259e7445cc8c68a

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