Malicious PDF — malware analysis report

Static analysis result for SHA-256 2393945268bdfe6e…

MALICIOUS

PDF

46.4 KB Created: 2020-08-15 07:59:20 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 3f1f953de05824bc3a32f9ff74fd160a SHA-1: f037b8143144ac82d2a3e19117da66d8b42d33b9 SHA-256: 2393945268bdfe6ef6b24c28d3817b7a3219f238e1a5d2a74db4a925b44f55ae
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.001 Malicious Link T1059.001 PowerShell

The PDF contains a heuristic firing for a malicious redirector link, which points to 'https://ttraff.cc/pify?keyword=android+10+sony+xz1'. This indicates an attempt to lure the user to a malicious site. Additionally, the PDF contains a link farm heuristic, suggesting it's part of a larger SEO poisoning or link distribution scheme. The document body, though heavily obfuscated, contains references to the redirector URL and other URLs hosted on Shopify, which are likely part of the lure.

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=android+10+sony+xz1 In PDF document text
    • http://files.wcpestcontrol.com/uploads/1/3/1/8/131871618/sasekaginododowule.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0200/3615/files/accounting_basics_for_interview.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1634/8057/files/kukanigazopepakelevopo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/2698/7680/files/66752635225.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/benivat.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3367/3380/files/jurunuxapikofa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/5671/6186/files/6365647770.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2627/6775/files/gepesadedumo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/6028/2023/files/19321717545.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8720/0418/files/a2_level_english_test_sample.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0225/6795/files/51979047899.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4121/0024/files/95043893693.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/6905/5911/files/93817408730.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006ae9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6AE9 4572 bytes
SHA-256: ddb4a577ac754611383a6a36056ba3c598cfe9ef2d144948c229e63aca5929c7
font_01_sfnt_off00007a73.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7A73 10848 bytes
SHA-256: 4ee07788e4282efaaa48edb256a349dd2f28913e2d16a558720e7d81e659c4ad
font_02_sfnt_off00009f4b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9F4B 4324 bytes
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3

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