MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file exhibits characteristics of a link farm, containing numerous external URLs pointing to other PDF files. The heuristic 'PDF_SEO_LINK_FARM' strongly suggests this is a tactic to distribute malicious content or engage in SEO manipulation. The presence of a URL related to 'lenovo synaptics touchpad driver windows 10' in the document body indicates a potential lure to trick users into downloading malware disguised as legitimate drivers.
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://74-123-76-231.mgwnet.com/uploads/1/3/0/6/130621401/130621401.html#lenovo+synaptics+touchpad+driver+windows+10 PDF link annotation
- http://mylevifamily.com/uploads/1/3/0/8/130874681/bb40f17568a.pdfIn PDF document text
- http://megantheschoolcounselor.com/uploads/1/3/0/7/130739766/5eb26d5df76bd.pdfIn PDF document text
- http://hostmaster.richteaprojects.co.uk/uploads/1/3/0/2/130272260/zefiwolun_fomebeluj_rudamexujar.pdfIn PDF document text
- http://008llc.com/uploads/1/3/0/7/130738890/4360343.pdfIn PDF document text
- http://swussports.com/uploads/1/3/0/7/130739162/1013115.pdfIn PDF document text
- http://ciescreations.org/uploads/1/3/1/4/131406970/xafok-mefigusu.pdfIn PDF document text
- http://chinovalleylodge427.com/uploads/1/3/0/5/130544303/nakit.pdfIn PDF document text
- http://cuoij.com/uploads/1/3/0/4/130476141/mafovujix_gufupadoza.pdfIn PDF document text
- http://maxwellpeterson.com/uploads/1/3/0/2/130270911/31841fbea7d0.pdfIn PDF document text
- http://vicandjotea.co/uploads/1/3/0/5/130588954/4250027.pdfIn PDF document text
- http://awaytravel17.com/uploads/1/3/1/4/131409884/monifuzifejaguvizune.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
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005832.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5832 | 7856 bytes |
SHA-256: 9cc612481d7afc4d505413c7f92fbdcd07093b1dc780f00c704c7dfecf0121b2 |
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