MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a mass of external links, many of which point to potentially malicious redirectors, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the URL https://ttraff.cc/pify?keyword=lava+song+uke+chords+pdf, which is a known malicious redirector. This suggests the document is designed to trick users into clicking malicious links under the guise of providing search 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.cc/pify?keyword=lava+song+uke+chords+pdf In PDF document text
- http://sazaz.the450alchemist.com/uploads/1/3/0/7/130776447/vamejebamorebawe.pdfIn PDF document text
- http://files.aarondarling.com/uploads/1/3/1/4/131483053/3774913.pdfIn PDF document text
- http://files.chica-fashion.com/uploads/1/3/1/8/131857315/925f00fb.pdfIn PDF document text
- http://files.mss4ball.net/uploads/1/3/2/3/132302710/nanekene_zugofar_dilomuzeziwud.pdfIn PDF document text
- http://ginape.threelittlepigsbath.com/uploads/1/3/0/8/130874218/belatogojig-jobolijumulere-juxarok.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/1/0435/2117/9802/files/economic_structural_adjustment_programme_in_zimbabwe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4894/4295/files/84401434041.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8072/0285/files/best_interactive_reader_for_ipad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1244/7652/files/86516359607.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0672/2211/files/51472690971.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7849/2072/files/spoken_english_lessons_for_beginners.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8725/0087/files/june_2016_physics_regents.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2936/3878/files/70433391802.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9217/3217/files/alcohol_120_mac_os_x.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1959/2102/files/pifikedediwavader.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7524/7003/files/service_report_format_for_air_conditioner.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/9572/5982/files/fenumigogiwetiridu.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000611e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x611E | 5448 bytes |
SHA-256: 110f95c898626a3f3e958f581c98d74584785360311e8ac7c62f950856ab9346 |
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font_01_sfnt_off000073ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73AD | 9812 bytes |
SHA-256: 2970ff164910d92df067ec84576e83ce11cfe249dd63171b561cffd55d3483b0 |
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