MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. The document body text mentions 'Exercise apps free', suggesting a lure. The primary purpose appears to be directing users to a network of websites, likely for SEO spam or to host further malicious content. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://lisasproduction.com/uploads/1/3/1/1/131163563/131163563.html#exercise+apps+free PDF link annotation
- http://hyaozhen.com/uploads/1/3/1/1/131164312/991118.pdfIn PDF document text
- http://centralpatuxedo.com/uploads/1/3/1/0/131069886/8481553.pdfIn PDF document text
- http://webdisk.mainecla.org/uploads/1/3/1/3/131379959/luwofalugas-wurigorubera.pdfIn PDF document text
- http://webmail.renew-membership-netflix.com/uploads/1/3/0/4/130488486/dutilemu-zudekefobipe.pdfIn PDF document text
- http://74-123-78-212.mgwnet.com/uploads/1/3/0/5/130539373/zepazakutuzitum.pdfIn PDF document text
- http://air-rev.com/uploads/1/3/1/6/131636734/cc42f7c08060bb7.pdfIn PDF document text
- http://jobsight365.com/uploads/1/3/0/5/130588452/mitader-setuzi-sukapamoduji-pewuduwegedaked.pdfIn PDF document text
- http://spencergolds.org/uploads/1/3/0/5/130545557/wafodukogujerikipev.pdfIn PDF document text
- http://spotdrives.net/uploads/1/3/0/5/130539295/momebewabi-nimur-fugalox-wigofafanu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off00005d04.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D04 | 4496 bytes |
SHA-256: f1c0a7504816913bd469a1be6ba3310f784ef935ebbc76e128603598e4e1e0be |
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font_01_sfnt_off00006c55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C55 | 10784 bytes |
SHA-256: 675da356e5460e54e149b3cd5aa82ede23a46761db6a2f309e691eb7cd7a0e7d |
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