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 external links, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a link farm or a method to distribute malicious content across multiple sites. The document body text, while containing garbled characters, includes the phrase 'Apprendre a parler russe pdf', which might be a lure. 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://mail.aimcal.org/uploads/1/3/1/3/131383602/131383602.html#apprendre+a+parler+russe+pdf PDF link annotation
- http://shamanacapital.com/uploads/1/3/1/4/131438500/6527846.pdfIn PDF document text
- http://xianshangdazhuanlunyouxi.br3h.com/uploads/1/3/0/2/130271108/takebiru.pdfIn PDF document text
- http://aaiallaroundinspections.com/uploads/1/3/0/5/130540033/fuberuni_vinomeselabovur.pdfIn PDF document text
- http://spiritfestfl.com/uploads/1/3/0/9/130969471/52463522e740657.pdfIn PDF document text
- http://cpanel.bugayinvestments.com/uploads/1/3/0/9/130969850/9527300.pdfIn PDF document text
- http://depuytraining.caresense.com/uploads/1/3/0/2/130287529/4078800.pdfIn PDF document text
- http://callasia.club/uploads/1/3/1/3/131398145/591392.pdfIn PDF document text
- http://store.jenndepaola.com/uploads/1/3/0/5/130539092/fefuzalet.pdfIn PDF document text
- http://mailfilter.sry.com.tw/uploads/1/3/0/5/130551856/sipevivu_niruga_wuxafadaxoli.pdfIn PDF document text
- http://hostmaster.pttp.org.au/uploads/1/3/0/4/130476501/subajanaxajija_jitewakizelovem_popuxutexup.pdfIn PDF document text
- http://easthavenrotary.org/uploads/1/2/9/4/129458896/129458896.html?d-In 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_off00005b06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B06 | 4668 bytes |
SHA-256: e3c319fe88662c2db2dc6f921e6163da669cb68fafcff40496e85f70206e55e2 |
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font_01_sfnt_off00006ada.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6ADA | 14388 bytes |
SHA-256: d958b12dd84eb456550e5d4c11925267ca43a6e8bf98f4ef6383d3e68c9d6f6e |
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