MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded URLs, with a critical heuristic firing indicating a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=justin+bieber+video+song+sorry+free'. Another critical heuristic identified a PDF link farm hosted on Shopify, suggesting a tactic to distribute malicious content or obscure the true destination. The ML classifier strongly supports the malicious nature of this PDF. No scripts were extracted, but the presence of a malicious redirector and link farm indicates a likely phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=justin+bieber+video+song+sorry+free
- http://wunasulas.meganphibbons.com/uploads/1/3/1/6/131636612/sufoxiwonani.pdf
- http://wivag.mrsgoldsteinsclass.com/uploads/1/3/0/7/130776779/vaxufowag_nulokijotas.pdf
- http://files.4everinelectricdreams.com/uploads/1/3/2/7/132740564/97236ef5dcf.pdf
- https://cdn.shopify.com/s/files/1/0436/2623/4009/files/lilaliripojonasozovasu.pdf
- https://cdn.shopify.com/s/files/1/0429/5252/3929/files/polelolumof.pdf
- https://cdn.shopify.com/s/files/1/0431/7026/7291/files/newark_weather_radar.pdf
- https://cdn.shopify.com/s/files/1/0433/4324/9576/files/71589347074.pdf
- https://cdn.shopify.com/s/files/1/0433/3928/4645/files/rigovutomo.pdf
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/59014598633.pdf
- https://cdn.shopify.com/s/files/1/0440/5932/8662/files/25631941225.pdf
- https://cdn.shopify.com/s/files/1/0447/4516/2903/files/88132771312.pdf
- https://cdn.shopify.com/s/files/1/0431/6351/7092/files/centrifugal_pump_handbook_free_download.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004fb9.binba6725ad67a14d88467c9d75e8e73fe1d39da1bab58b451202c3c4f8be597508 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4FB9 | 5004 bytes |
font_01_sfnt_off000060d0.bin4136933c529f4aabfb09e8dc271293c00273c4c3f067214bdb620e2507fa3f0e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60D0 | 9980 bytes |
font_02_sfnt_off00008314.bind1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8314 | 4324 bytes |
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