Malicious PDF — malware analysis report

Static analysis result for SHA-256 ee555ad5349fd074…

MALICIOUS

PDF

53.2 KB Created: 2020-08-20 14:24:34 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 29a4e64187bf82e1961244e275458b49 SHA-1: 3fdeb03e79c902ec79b2367ff1368d7c90aa41a4 SHA-256: ee555ad5349fd074afe09dd2a11fb218130eb8b689dcf88c8c20ba134411c347
194 Risk Score

Malware Insights

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

The PDF contains a mass external link farm, with a critical heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK. The primary malicious URL identified is https://ttraff.cc/pify?keyword=sabrina+claudio+full+album. The document body, though heavily obfuscated, contains embedded URLs that likely serve as lures. The ML classifier also strongly indicated maliciousness.

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=sabrina+claudio+full+album In PDF document text
    • http://rasuped.goodwallscholarships.com/uploads/1/3/1/4/131483200/4712142.pdfIn PDF document text
    • http://kezowuji.melissalamoureuxlmft.com/uploads/1/3/1/4/131453872/bb8f3ac3152.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/1/0433/5026/1911/files/zezuredonuwizafovavuba.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/3932/6365/files/jezakesunatimafefob.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9721/8458/files/kopuwitoviputilef.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0695/0561/files/cracked_idm_free_full_version.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/4363/3822/files/zomokuma.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0139/6896/files/mobenirub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0236/3045/files/agriculture_supervisor_notes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2894/5819/files/75138838625.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/5905/9615/files/genetics_and_genomics_in_medicine_strachan.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5663/5804/files/aditya_hrudayam_in_tamil_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/0744/1053/files/464409533.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5657/8212/files/fotelunat.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 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_off00008225.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8225 5232 bytes
SHA-256: e2ed975ec8bdbbfec11d96f63d7d32b5bb8aa6d90c428f37f118791da149c426
font_01_sfnt_off000093c4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x93C4 5400 bytes
SHA-256: 5fd9c251268431f38da2d53c7f19b24e285c86f715edf7edd54736b61ecfc70c
font_02_sfnt_off0000a2a3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA2A3 10824 bytes
SHA-256: 9f880f00de99cd934afea662c65d3e8c52fcda4ba6d71127c7463d4e9f281c4c

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