MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to domains associated with link farms and redirectors. The primary malicious URL identified is a redirector that appears to be disguised as a lyrics page. The ML classifier strongly indicated maliciousness, and the PDF structure suggests an attempt to obscure the malicious intent through a link farm.
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.ru/pify?keyword=god+damn+you+re+beautiful+lyrics
- http://files.nationalparkswithkids.com/uploads/1/3/2/3/132303181/542768374d.pdf
- http://files.streetbeatzdj.club/uploads/1/3/1/3/131383444/topejukujapodika.pdf
- http://files.edinburghcorporate7s.com/uploads/1/3/2/7/132741397/7d02e.pdf
- http://files.apkzebra.com/uploads/1/3/0/9/130969061/rijebikiwupudowoke.pdf
- https://cdn.shopify.com/s/files/1/0434/2808/5912/files/71870090758.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/98559129476.pdf
- https://cdn.shopify.com/s/files/1/0438/3378/6530/files/97629220152.pdf
- https://cdn.shopify.com/s/files/1/0427/7154/6279/files/34622449062.pdf
- https://cdn.shopify.com/s/files/1/0429/0589/5075/files/vomifezufabide.pdf
- https://cdn.shopify.com/s/files/1/0427/6987/5111/files/4624109368.pdf
- https://cdn.shopify.com/s/files/1/0433/0127/3750/files/73729721496.pdf
- https://cdn.shopify.com/s/files/1/0430/6554/0759/files/26884463830.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rumifagekesodurelakalon.pdf
- https://cdn.shopify.com/s/files/1/0432/5575/9011/files/14473028108.pdf
- https://cdn.shopify.com/s/files/1/0432/7381/4172/files/lizonezonipetuzujadeg.pdf
- https://cdn.shopify.com/s/files/1/0428/6437/8022/files/61819181107.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000494c.bin9cd6ed6ff4725ae400ce1aa0245c8ddb1f8e454cc7204bb09ddc8b052236956e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x494C | 5440 bytes |
font_01_sfnt_off00005bc3.bin7d4a6dd6446272de3d315961ed11ce26c9180e5e33688f4689e1899dd3028fd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BC3 | 8844 bytes |
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