MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of external links, many of which point to domains with numeric or generic slugs, indicative of a link farm or SEO manipulation tactic. The primary heuristic firing, PDF_SEO_LINK_FARM, confirms this behavior. The embedded URLs suggest the document's purpose is to redirect users to these external sites, potentially for phishing or malware distribution.
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://umzugshelfer-koenig.com/uploads/1/3/0/4/130436074/130436074.html#m+l+a+d+full+form PDF link annotation
- http://autismparental.com/uploads/1/3/0/6/130621938/6802683.pdfIn PDF document text
- http://shabechildcarecenter.com/uploads/1/3/0/6/130639203/2136dac519b987.pdfIn PDF document text
- http://elisajuncosa.com/uploads/1/3/0/4/130489418/rililelid_sefoxuri.pdfIn PDF document text
- http://sipna.website/uploads/1/3/1/0/131070894/8398280.pdfIn PDF document text
- http://bestonlinesurfschool.com/uploads/1/3/0/8/130813307/4964378.pdfIn PDF document text
- http://shalinisairi.com/uploads/1/3/0/7/130739284/5400625.pdfIn PDF document text
- http://barelsdrywall.com/uploads/1/3/0/5/130551512/9978346.pdfIn PDF document text
- http://rhythmknitsyarn.com/uploads/1/3/0/5/130544754/tixejefejet.pdfIn PDF document text
- http://coussinavecmoi.com/uploads/1/3/0/5/130588805/4055280.pdfIn PDF document text
- http://tommystrader.com/uploads/1/3/0/8/130874129/b1a89.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000642d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x642D | 8428 bytes |
SHA-256: d927e948cfa75323a55fbb032a50e65286f3c6a000d81c7f3ab18720efe2245e |
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font_01_sfnt_off00008464.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8464 | 16080 bytes |
SHA-256: 8aa8646ccb736363f3087c90c16db2c208ceba3ef463bd505d6c2cd1febe6923 |
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