MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to a link farm designed to redirect users to potentially malicious content. The primary redirector URL identified is https://ttraff.cc/pify?keyword=bowflex+xtreme+2+se+assembly+pdf. While the document body contains garbled text and metadata suggesting it's related to 'wkhtmltopdf', the heuristic firings strongly indicate a malicious redirection attempt. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF 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.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe 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.
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Embedded URL info EMBEDDED_URLOne 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=bowflex+xtreme+2+se+assembly+pdf In PDF document text
- http://files.goldenspiraldesigns.com/uploads/1/3/0/7/130740232/5083549.pdfIn PDF document text
- http://kekunu.littleriverartscouncil.org/uploads/1/3/0/7/130740178/8815592.pdfIn PDF document text
- http://wefezafe.victoriakileart.com/uploads/1/3/1/4/131437375/tadirijexilik.pdfIn PDF document text
- http://mijesoweg.newcaneyband.org/uploads/1/3/1/4/131453150/supuwizi_sisuwivegutex_guvado_welisiruneweleg.pdfIn PDF document text
- http://zodise.tcfastpitchchampionships.com/uploads/1/3/2/6/132681670/1fbe3803b.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/1/0429/6087/9772/files/8629545224.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0350/9914/files/news_intro_music.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/3166/4552/files/libro_caballo_de_troya_6.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3658/0759/files/english_grammar_opposite_words.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5622/5694/files/nimugixezutasole.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6754/7546/files/problemas_de_angulos_entre_paralelas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4207/8877/files/chuyn_i_t_sang_nh_dng_hnh_nh_jpg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2508/9191/files/tumalodigato.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8939/3816/files/amigos_para_siempre_satb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3826/7809/files/43128118753.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2316/3801/files/12_traditions_of_na.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_006_off0000b3b7.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xB3B7 | 23192 bytes |
SHA-256: 5f85a5aacb0b719185a697ed67b84278d4e40cc9d38967e5587d2e502630392c |
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font_00_sfnt_off0000584c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x584C | 5768 bytes |
SHA-256: fd37ff2f0ba15eead2e2a350facf2a53e1bb8f4dd0a182c2b3b0e170774e5090 |
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font_01_sfnt_off00006bee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BEE | 12856 bytes |
SHA-256: ba8215e2e66d530edf5d2fe97ebfc4fa53148a81ab239936a11598aeffd787bc |
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font_02_sfnt_off00009345.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9345 | 9692 bytes |
SHA-256: 383656162b2d1345005d633c56ad0a500c7c0a8e7739dbf27452850203431746 |
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