Malicious PDF — malware analysis report

Static analysis result for SHA-256 29f8f1ca3a101c0a…

MALICIOUS

PDF

56.5 KB Created: 2020-08-25 08:50:40 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 03d83580130fa6d49ead795550eb4d7e SHA-1: 059621776c9ff3799eb9a3cedd6cc11b043ada80 SHA-256: 29f8f1ca3a101c0a61285f6f4bdf0fd42011434eee3d2d8b0585c59bf4b94b24
194 Risk Score

Malware Insights

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

The PDF contains a high number of embedded links, many pointing to Shopify domains hosting other PDFs, suggesting a link farm or SEO poisoning tactic. The primary malicious indicator is the link to 'ttraff.com', a known malicious redirector. The document body, though heavily obfuscated, contains the target URL, indicating an attempt to direct users to malicious infrastructure. 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=how+to+cite+ipcc+report In PDF document text
    • http://files.musicforminors2.org/uploads/1/3/2/6/132696483/bibebax.pdfIn PDF document text
    • http://files.alexandracerutti.com/uploads/1/3/1/3/131380733/6806456.pdfIn PDF document text
    • http://files.roomtomovestudio.com/uploads/1/3/0/7/130738607/lilulesax.pdfIn PDF document text
    • http://najivan.provideacare.net/uploads/1/3/0/7/130775085/xakavupagu.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/1/0436/1335/6189/files/us_states_abbreviations.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mapitawaluzosamorexub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0448/4556/4065/files/12_week_boxing_training_program.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/6885/9303/files/watermark_remover_from_online.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/4790/1592/files/wodogipirite.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5450/5882/files/63910973826.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3694/2234/files/twitter_player_cards.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/9997/8904/files/kegiselobogilujulufo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7230/6846/files/teri_aankhon_ka_kajal_song_wapking.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0460/9182/9412/files/97102365811.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_off000093fc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x93FC 4240 bytes
SHA-256: e4e97fa5a97146b895faf00d3afe08744d396edb80e1df30fa71445e12e4de54
font_01_sfnt_off0000a27c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA27C 10544 bytes
SHA-256: 138d41f6476500337394e33531f3bb44c178119461e959002e468e48898c838e
font_02_sfnt_off0000c6a0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xC6A0 4324 bytes
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3

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