MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of embedded links to external PDF files, likely as part of a link farm or SEO manipulation tactic. The document body, though obfuscated, contains references to a 'dishwasher manual' and includes several URLs that are part of this link farm. The ML classifier strongly indicated maliciousness, and the PDF_SEO_LINK_FARM heuristic confirms the presence of numerous external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://orangecountycarpetservices.com/uploads/1/3/1/6/131637498/131637498.html#dishlex+global+300+dishwasher+manual PDF link annotation
- http://doomedcalliope.com/uploads/1/3/0/8/130813934/992375.pdfIn PDF document text
- http://ppedugroup.com/uploads/1/3/0/2/130289256/tolowutemiruk_kibinexadanej_lemuniso.pdfIn PDF document text
- http://websters.space/uploads/1/3/0/6/130639533/pagug-xijazilavanoroz-dumegitutidim-jurivasulotute.pdfIn PDF document text
- http://yundingyulechengmianfeikaihu.br3h.com/uploads/1/3/0/6/130603888/vodimu_weniji_kokuna.pdfIn PDF document text
- http://pariscollecteinc.com/uploads/1/3/0/3/130379743/wuvizudizu_livolur_bomen.pdfIn PDF document text
- http://parkerdancecompany.net/uploads/1/3/0/7/130739287/d85d856d83b31a9.pdfIn PDF document text
- http://ohio-dogbite.com/uploads/1/3/1/4/131455734/virexad-fusexo-ximusinu-kilodujur.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_off000072a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72A4 | 5644 bytes |
SHA-256: 2ac3f31139599f925ca125af89d0bcd36bbc4b3994575142236ff9c20f4da670 |
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font_01_sfnt_off000085b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85B1 | 10468 bytes |
SHA-256: aa2d537dae8367c3c6e720d6166af36e043b0192b0dbcb44e1b4fb5f0ac117a6 |
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