MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, with a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains text that appears to be related to a song title and the redirector URL also contains a similar keyword. The primary malicious URL identified is ttraff.ru, which is known to host redirectors. The PDF also contains a link farm, suggesting an attempt to game search engine results.
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=blame+the+night+remix+song In PDF document text
- http://zorogo.blackboysshine.com/uploads/1/3/1/6/131637814/riloguginizikeposix.pdfIn PDF document text
- http://files.eastasiair.com/uploads/1/3/0/9/130969305/be0b0f99a.pdfIn PDF document text
- http://mopojatum.tmfherefords.com/uploads/1/3/0/7/130776418/vapazike.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/1/0438/0357/4432/files/34436011558.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8029/4298/files/26925064247.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6123/8168/files/legakux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7757/4557/files/cerebral_palsy_gait.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8663/4390/files/haynes_small_engine_repair_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6337/8081/files/65690767259.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6629/2389/files/58883459856.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5528/3366/files/zapekagorupipuxul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1832/0034/files/nubibolupazurufekaril.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5344/9367/files/wotixoji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5059/8562/files/vuzutegevevukar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0496/6565/files/rafis_skin_2017.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009af6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9AF6 | 5004 bytes |
SHA-256: b20f7a6084cdb4e7c5630224ed6d206a5e151f625111f7e34a263d500c2f2794 |
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font_01_sfnt_off0000abc8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xABC8 | 16040 bytes |
SHA-256: c016053390dc568479cf45fd3f5f7e3f524b4650f265b4c9f81c2acae91951df |
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font_02_sfnt_off0000dd12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD12 | 16120 bytes |
SHA-256: fb7b45e24c28c4473d0ca1c6410c593992d9a809009f9c41b5ae32c9142507dd |
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font_03_sfnt_off0000f1fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1FA | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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