MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various domains. The document body, though heavily obfuscated, contains text related to 'Ieee std 829 software test documentation' and references the wkhtmltopdf tool, suggesting a lure to disguise the malicious intent. The primary goal appears to be directing users to these external URLs, which are likely part of a link farm for SEO manipulation or to host phishing content.
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://hotelfullerton.devsite-1.com/uploads/1/3/0/5/130588936/130588936.html#ieee+std+829+software+test+documentation PDF link annotation
- http://nokia-review.com/uploads/1/3/0/7/130740133/nixutemelekowadas.pdfIn PDF document text
- http://brendanfletcher.com/uploads/1/3/0/5/130545475/69ef4a3f480207.pdfIn PDF document text
- http://magicalforestvday.com/uploads/1/3/0/5/130538842/bigipeleforara_zerufoludamow.pdfIn PDF document text
- http://mail.aspenhillqtrs.com/uploads/1/3/0/7/130776804/benalepavezexa.pdfIn PDF document text
- http://characterbasedhiring.com/uploads/1/3/0/5/130588256/35ddf3d.pdfIn PDF document text
- http://ninacibulka.com/uploads/1/3/0/2/130272270/lajixavemilede.pdfIn PDF document text
- http://www.vertesquare.com/uploads/1/3/0/5/130589156/6171539.pdfIn PDF document text
- http://hotelbliss.org/uploads/1/3/0/7/130776349/gopon.pdfIn PDF document text
- http://keybiscaynetennislessons.com/uploads/1/3/0/2/130289284/boxesopo.pdfIn PDF document text
- http://stevehayescreative.com/uploads/1/3/0/7/130776230/ca11ff0e1a9814.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
🗂 Part of campaign:
brendanfletcher.com
3 samples
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000079ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79AB | 8196 bytes |
SHA-256: 1d778c19f56bacf9fecb0a9588aa6dfa8acd5a7bea455050fa9f5140446a78b4 |
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