Malicious PDF — malware analysis report

Static analysis result for SHA-256 0122f37b9853a587…

MALICIOUS

PDF

48.3 KB Created: 2020-08-28 10:52:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b00e6da78e8827cbcec6058a617237c5 SHA-1: 0ee374f53a3f1c51c8acf4d6aa99f321471055cd SHA-256: 0122f37b9853a5875f5b8be4b5e1a9b0db29bb641d0b86aef13e4fbf7023d5db
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF document contains multiple embedded links, including one to a known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=enchanter+survey+malabal+tor'. The document also exhibits characteristics of an SEO link farm, with numerous links pointing to PDF files hosted on Shopify, suggesting a tactic to artificially inflate search rankings or distribute malicious content. The ML classifier 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=enchanter+survey+malabal+tor In PDF document text
    • http://files.writingbeyondmargins.com/uploads/1/3/1/4/131436967/9b52d6.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/1/0434/4227/4471/files/players_handbook_3.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1624/9767/files/garmin_dezl_770_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4008/0021/files/volvere_a_buscarte_pilar_cernuda.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6219/0499/files/17779083958.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/9744/6813/files/plataforma_lattes_atualizao_de_currculo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7343/7847/files/guide_to_hanoi_vietnam.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/0860/4829/files/kufataxizizavid.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0460/5771/7915/files/multiplying_matrices_worksheet_with_answers.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/2629/8533/files/force_and_destiny_rulebook.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3991/5164/files/rotepexegimum.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4201/2327/files/dotaguriwufulape.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9938/1157/files/wumalisezasoxem.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4101/3412/files/operational_amplifier_741.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 2

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_off00007f77.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F77 5300 bytes
SHA-256: d0cba8068ac4c700a35a9e2f306bcded2d48d3b59acbe68c27a26c441fcb9c5b
font_01_sfnt_off00009151.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9151 10584 bytes
SHA-256: a58df40fc44ab5e17dcd4031f82a1530169e6f6980cddf8b53f33d434e30bb26

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