Malicious PDF — malware analysis report

Static analysis result for SHA-256 b2dff7f6ffe66794…

MALICIOUS

PDF

54.3 KB Created: 2020-08-01 02:41:28 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: ef2de3fe2e2990e26bac09f6211ea32f SHA-1: d9d2d0f082a488835663d5b1c2d668e4be1adb2d SHA-256: b2dff7f6ffe6679466c8e19c87ae03511776aa31da5cca2842af17fb1ed89032
194 Risk Score

Malware Insights

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

The PDF contains a mass external link farm, with many links pointing to Shopify domains and one critical link to a known malicious redirector at 'https://ttraff.cc/pify?keyword=5e+mystic+pdf'. The heuristic 'SE_ADVANCE_FEE_SCAM_LURE' indicates the document's content is designed to trick users into believing they have won a lottery or are due a large sum of money, requiring them to pay fees or provide information, which is a common advance-fee fraud tactic. The document body contains obfuscated text and URLs, suggesting an attempt to disguise the malicious intent.

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=5e+mystic+pdf In PDF document text
    • http://files.alessandracassar.net/uploads/1/3/1/6/131606046/9161578.pdfIn PDF document text
    • http://files.mrsdinglesclass.com/uploads/1/3/0/8/130814192/pedilekiretibisosa.pdfIn PDF document text
    • http://files.redditchchessclub.org/uploads/1/3/0/9/130969573/7b8af8e323f37a4.pdfIn PDF document text
    • http://files.stephaniebershyoga.com/uploads/1/3/1/3/131379371/1049198.pdfIn PDF document text
    • http://files.theamateurmediablog.com/uploads/1/3/1/3/131381607/4992372.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/1/0431/2173/7882/files/81254296745.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0866/3456/files/60106242707.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5949/4555/files/rekawijesuvi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7833/6165/files/bibojiragibabenolor.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6859/6123/files/99044497401.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0056/0805/files/bugikadovodipazukuderu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5248/2208/files/53140792722.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1044/8798/files/12372657649.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6634/3072/files/ms_subbulakshmi_suprabhatam.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/6381/3020/files/jafugabelomusolinopunon.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5131/0488/files/18559935921.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/1322/4094/files/wuzozazunagiledegunidolu.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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00009801.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9801 5092 bytes
SHA-256: f4975db5586f4d7b0a39be5c73aa8bc790f471cbd1a81b19fefaff655bd4f264
font_01_sfnt_off0000a95a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA95A 10404 bytes
SHA-256: 72e5915162bd730a0d50173f069a6a376e1327e0c8ace75059fc715e000a42ec

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