Malicious PDF — malware analysis report

Static analysis result for SHA-256 1e95ad57cfceb178…

MALICIOUS

PDF

41.2 KB Created: 2020-08-25 10:49:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5d965a0fe58efa966e39bf8e758867a1 SHA-1: 1ba3a5734d83e0889688aaeba7ea66b86f0f5aee SHA-256: 1e95ad57cfceb178dd72e74678301a1b57e5a0f42f1562ba500196325be36945
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a critical heuristic indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=email+etiquette+book+pdf', which is designed to lure users into clicking a link under the guise of a helpful resource. This link then redirects to other URLs, many of which are hosted on Shopify but appear to be part of a link farm designed to obscure the ultimate destination.

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=email+etiquette+book+pdf In PDF document text
    • http://files.gloriousseaglass.com/uploads/1/3/2/7/132740637/9217886.pdfIn PDF document text
    • http://turafapi.nvrg.net/uploads/1/3/1/1/131164250/e2cab2.pdfIn PDF document text
    • http://rapelor.loveyoubff.com/uploads/1/3/1/8/131856333/1143942.pdfIn PDF document text
    • http://files.glowingglassstudio.com/uploads/1/3/1/4/131409526/db9dd73a2c2.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/1/0438/5262/8118/files/wiwigaf.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/8202/8958/files/goalkeeper_training_drills.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/9305/5904/files/75186590402.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0460/3625/4879/files/21827977704.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/3512/2081/files/19179099867.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/62042090741.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/0282/8699/files/apc_back-_ups_ns_1250_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/26965864763.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0953/2323/files/vufugebofafofebamegaruvod.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6766/9654/files/sijixogop.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5293/3024/files/zofaxabodaju.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 6

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_off00006410.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6410 5200 bytes
SHA-256: 40d77665b6bf618856db6343fa69d18fd12fc895327cd29ecc004425e1deca4c
font_01_sfnt_off000075ab.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x75AB 10048 bytes
SHA-256: 616abc4ff5ab4577718063cc822702431366df0a08579e551cd5a2e9d90eba2f

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