MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.ru'. This URL is embedded within the document body, disguised as a link to download 'south african traditional recipes pdf'. The ML classifier also strongly flagged this PDF as malicious. The presence of numerous external PDF links, many hosted on Shopify, suggests a link farm for SEO manipulation, likely to obscure the malicious redirector. 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.ru/pify?keyword=south+african+traditional+recipes+pdf In PDF document text
- http://files.balancedforlifeyoga.com/uploads/1/3/2/7/132741162/zirukumoluv.pdfIn PDF document text
- http://files.15songseverykidshouldknow.com/uploads/1/3/1/8/131872178/dodawa-noroj-sitawutefokuju.pdfIn PDF document text
- http://files.petrichorartanddesign.com/uploads/1/3/0/8/130814588/96b19ac28f46330.pdfIn PDF document text
- http://files.sherryjoyce.com/uploads/1/3/1/4/131406663/30e65c.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/1/0436/7617/2441/files/hunger_games_free_ebook_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6275/5490/files/wopejabev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8765/8141/files/fusionner_fichier_avec_creator.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8619/8424/files/99976165642.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2076/3804/files/jw_broadcasting_songs_chords.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3325/6345/files/82074204525.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9612/1251/files/fuck_we_are_under_attack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7736/0029/files/33552115872.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8266/9464/files/19090845816.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5670/8254/files/pakoju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6898/0377/files/53538167668.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000069a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69A4 | 5344 bytes |
SHA-256: bbb9bfb68fbae449620eb84a5b23c839265d59ed9ac79f4888f3f7e3c10e03b8 |
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font_01_sfnt_off00007bd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BD1 | 10312 bytes |
SHA-256: 1a3837ebb4a882189d61edbc405a47a0b0065c410439ebe41b8e7eafe6dc71be |
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font_02_sfnt_off00009f4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F4B | 16036 bytes |
SHA-256: 35d3440dae1ebc896564e4e6f70ea95aa3a30a1ac603c7fffbb21b68b8b72e2f |
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