Malicious PDF — malware analysis report

Static analysis result for SHA-256 2a560aa2fd6bea2e…

MALICIOUS

PDF

45.7 KB Created: 2020-08-06 08:43:38 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a681f58aad2aa4581ca08f4ebb2cdf16 SHA-1: 7d1cf2fa7837c1d2f8c6a26489948c35c520ff84 SHA-256: 2a560aa2fd6bea2e433b7be88ea441d6ecb7497f7a2d36fa08df1fcd9a589db6
194 Risk Score

Malware Insights

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

The PDF contains a mass of external links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector infrastructure at 'ttraff.com'. This suggests the document is designed to lead users to malicious content, likely for phishing or malware distribution. The ML classifier strongly supports the malicious verdict.

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=general+adaptation+syndrome+adalah+pdf In PDF document text
    • http://files.hencecounseling.com/uploads/1/3/1/4/131407493/9063356.pdfIn PDF document text
    • http://files.byzantineegypt.org/uploads/1/3/1/6/131636728/rodewed-tivuzi-mulusoxawuvi.pdfIn PDF document text
    • http://files.lucieblehrer.com/uploads/1/3/1/8/131856602/68fa6e.pdfIn PDF document text
    • http://files.unswconsultingclub.com/uploads/1/3/0/8/130814229/piluseje.pdfIn PDF document text
    • http://files.harvestonthereservoir.org/uploads/1/3/1/4/131407138/3bc9958605b943.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/1/0437/2178/5498/files/timalakasa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2236/0481/files/midas_touch_why_some_entrepreneurs.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8668/3037/files/nba_basketball_team_names.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7373/2769/files/vokitu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2677/6227/files/29285932576.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/domamusuvusuzexi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3305/0779/files/46709655330.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6667/8696/files/65624901831.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3765/4178/files/catholic_bible_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4982/9023/files/kinulowurujiwupasugosik.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7945/7175/files/astm_standards.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/1937/0659/files/65884770595.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_off0000762c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x762C 5416 bytes
SHA-256: 0305469c2406a509d8919470fae9cb00bbdaba0fb1043bb120d6f2fc3c53ed99
font_01_sfnt_off00008875.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8875 9688 bytes
SHA-256: 18c2fe815d615b927857caacd1852712f93570d69f9ea4241fd5e5ca292465a5

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