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 external PDF files hosted on Shopify. One of the primary links directs to a known malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=possessive+pronouns+in+arabic+pdf', suggesting a lure to a malicious site disguised as a document about Arabic pronouns. No scripts were extracted, limiting further analysis of payload delivery.
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.com/pify?keyword=possessive+pronouns+in+arabic+pdf In PDF document text
- http://files.hamlinhomes.com/uploads/1/3/1/4/131453241/sonutowowiwiv_jujebepixusijav_datasebone_tawujuzam.pdfIn PDF document text
- http://files.dixielandbulldogges.net/uploads/1/3/1/1/131163684/6957313.pdfIn PDF document text
- http://files.greyheart.org/uploads/1/3/0/7/130740316/vikuradun_vejuwumubip.pdfIn PDF document text
- http://files.mountaindellfarm.com/uploads/1/3/0/7/130739379/durozujesib-mubalazixera-remitapuva.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/1/0431/7108/6485/files/wigiwepefalidekuvavomekux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0955/5107/files/como_hacer_referencias_bibliograficas_apa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8799/5814/files/86957091224.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7236/3432/files/sanidad_en_camelidos_sudamericanos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4560/0936/files/15353694410.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2480/0154/files/how_to_clear_cache_on_macbook_air.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/6836/4702/files/55204668191.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34456372212.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/3772/6622/files/nuzetum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7899/1520/files/50272002596.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6889/1040/files/zapasomokupu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8168/6439/files/jajenitive.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
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_005_off0000a5b7.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xA5B7 | 23400 bytes |
SHA-256: ee407bbcb5cd70f059c6eb92b69b8c90cdc7f021b6433b3ddb59c5ae209055cf |
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font_00_sfnt_off00007225.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7225 | 5120 bytes |
SHA-256: 6ecd730242235f74acf0643ff37341ba56a497d5d775cbefcf6956d666869832 |
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font_01_sfnt_off00008396.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8396 | 9920 bytes |
SHA-256: 5783bb0b67727922b9a355186b3db151eacdc15b62b24272f92a28f5f87b2186 |
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font_03_sfnt_off0000cec7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEC7 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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