MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains multiple embedded links, with a critical heuristic identifying a link to known malicious redirector infrastructure. Another heuristic indicates a large number of external PDF links, suggesting a link farm. The ML classifier also strongly flagged this PDF as malicious. These factors indicate the document is designed to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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 https://ttraff.com/pify?keyword=reformat+code+php
- http://files.jessereyesdesign.com/uploads/1/3/1/3/131380440/menapoze_rikuzizez_zusirakeza_salexes.pdf
- http://files.convictedprinting.com/uploads/1/3/1/8/131871518/vazevavumina.pdf
- http://files.clubcollege-bound.com/uploads/1/3/1/4/131408581/aa427273.pdf
- http://files.jamtumedia.com/uploads/1/3/1/3/131398010/1102766.pdf
- http://files.videoheads.co.uk/uploads/1/3/1/4/131406386/a01ffffe4db.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/0645/9029/files/47931896900.pdf
- https://cdn.shopify.com/s/files/1/0429/1490/6275/files/bider.pdf
- https://cdn.shopify.com/s/files/1/0428/2885/7503/files/86915759895.pdf
- https://cdn.shopify.com/s/files/1/0436/7430/4662/files/73788476851.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vibuzos.pdf
- https://cdn.shopify.com/s/files/1/0433/5245/7369/files/kigalisasi.pdf
- https://cdn.shopify.com/s/files/1/0427/5604/7004/files/82410966808.pdf
- https://cdn.shopify.com/s/files/1/0431/6214/0840/files/zapagewobob.pdf
- https://cdn.shopify.com/s/files/1/0435/4641/1162/files/38463719815.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000077c4.bin8caa26df318bdc036cd0ecabad2bcebb90282569357d0c1364a32a3c165ce37f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x77C4 | 4828 bytes |
font_01_sfnt_off0000882f.bin8ca1b098b8d3b24d0a12ad6db41162c3f7a47a7c9b07db29e95f5429a761d227 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x882F | 17104 bytes |
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