Malicious PDF — malware analysis report

Static analysis result for SHA-256 6734162ff39a7e0d…

MALICIOUS

PDF

39.0 KB Created: 2020-08-01 22:57:16 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 8a357cd5d84cd9c0caef5d3a5e5bd13d SHA-1: fe88b8d44358b3d323390341fcc03cb056b45f58 SHA-256: 6734162ff39a7e0d006f6993a864a934167c67e4ef16f51f23309f877c0e6d3f
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file contains numerous links to external resources, many of which point to a redirector service known for malicious activity. The primary redirector URL, 'https://ttraff.com/pify?keyword=war+zone+damocles+kauyon+pdf', is flagged as malicious. The document body, though heavily obfuscated, also contains this URL, suggesting it's the intended lure. The presence of a large number of PDF links indicates a potential link farm or SEO poisoning attempt to drive traffic to malicious sites.

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.com/pify?keyword=war+zone+damocles+kauyon+pdf In PDF document text
    • http://files.forasong.org/uploads/1/3/1/3/131382113/ad0b7a0c8.pdfIn PDF document text
    • http://files.researchjunction.net/uploads/1/3/0/9/130970009/fapubarowi.pdfIn PDF document text
    • http://files.bcmediaphotos.com/uploads/1/3/2/6/132682039/jajufosox_dofapezunemaxop_fufuribudob_dulomoj.pdfIn PDF document text
    • http://files.mrsgreenger.com/uploads/1/3/0/9/130969659/gonelag-kibewofu-keguvaxusatawu-xodotesedoza.pdfIn PDF document text
    • http://files.acelebrantinfrance.com/uploads/1/3/1/3/131398479/kaworusixoro_zozelanu.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/1/0437/8086/6197/files/58762062833.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9468/7400/files/70357649342.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9954/6010/files/17628274246.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/5802/6904/files/47899839983.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wadilizesiwegokadokepub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8941/2767/files/60477729124.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8145/8069/files/jebuxidil.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8438/2357/files/resamudatofininikutazox.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/1678/8900/files/zitavelesidev.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9945/5642/files/17967688814.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_off00004ca7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4CA7 5284 bytes
SHA-256: c6940675a444217a595236cb4dcf4807394ecb912ffe3a6d8b25d94a5efc83df
font_01_sfnt_off00005e9f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5E9F 10012 bytes
SHA-256: d1eb08a2e7816315f129ae4a10d836d59d75907b8118a2c340cc5f487ea1918d
font_02_sfnt_off000080b4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x80B4 4324 bytes
SHA-256: ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230

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