MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to redirector infrastructure like 'ttraff.com'. The document body, though heavily obfuscated, contains text suggesting a lure for a 'guitar chords app for android free', and the presence of multiple PDF links indicates a link farm designed to drive traffic. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is part of a phishing or scam campaign.
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=guitar+chords+app+for+android+free In PDF document text
- http://files.beyondablonde.com/uploads/1/3/0/7/130739542/fomoxesapugalob.pdfIn PDF document text
- http://kozosabi.karmicrescue.org/uploads/1/3/0/9/130969300/debile-jisigum.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/1/0466/5635/6517/files/how_to_make_checkmark_in_google_sheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/auditoria_en_sistemas_computacionales_carlos_muoz_razo_descargar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3465/4358/files/adjectives_adverbs_exercises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5032/6421/files/livro_para_adestramento_de_ces.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7794/3967/files/novadujekidi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3799/0805/files/arthritis_diet_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/69440205977.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1421/8151/files/30915992331.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9028/9574/files/dcms_committee_disinformation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5859/2921/files/zofifarevoledos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1565/8920/files/6610496188.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3209/2573/files/manual_adestramento_de_ces.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007395.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7395 | 5124 bytes |
SHA-256: 72d1a92a1158fb19d7366649dcdaa202b0bc7b8414e14e86c7d00b2f384f99c5 |
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font_01_sfnt_off000084fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84FA | 10012 bytes |
SHA-256: 1642863786f65c7f4e74f5bc67eaa22918255296d2613503e2c5a41b1246534f |
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font_02_sfnt_off0000a73d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA73D | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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