MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on various domains, including a redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates that one of the links leads to known malicious infrastructure. This suggests the document is part of a link farm or SEO poisoning campaign designed to drive traffic 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.cc/pify?keyword=jurnal+retinoblastoma+pada+anak+pdf
- http://files.southtahoefootball.com/uploads/1/3/1/4/131483386/1239856.pdf
- http://files.613studentrentals.com/uploads/1/3/1/1/131163533/9293b421.pdf
- http://files.aroanuicats.com/uploads/1/3/2/3/132303013/finibesatogirozeji.pdf
- http://files.swimuk.co.uk/uploads/1/3/2/7/132741155/2490273.pdf
- http://files.stellabread.com/uploads/1/3/1/4/131437977/liziwurafo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0096/2977/files/kanebaxupelufus.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zobirunutopuwipigodilig.pdf
- https://cdn.shopify.com/s/files/1/0436/4759/8742/files/lakekixud.pdf
- https://cdn.shopify.com/s/files/1/0435/9041/8591/files/waving_flag_lyric.pdf
- https://cdn.shopify.com/s/files/1/0438/2670/8640/files/farmall_h_service_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pegofegomena.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/metegemekipezafekude.pdf
- https://cdn.shopify.com/s/files/1/0435/4460/8920/files/tupewuv.pdf
- https://cdn.shopify.com/s/files/1/0434/2222/0439/files/87342146906.pdf
- https://cdn.shopify.com/s/files/1/0434/7258/4861/files/96291174271.pdf
- https://cdn.shopify.com/s/files/1/0431/8576/6564/files/25580017933.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_off00004498.bin3e873f40aa7d37d95210fb3dd179e4a52fad8c4b1ffb3520fdbbcb013852f935 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4498 | 5380 bytes |
font_01_sfnt_off000056c9.bina3e49f2368328b505bc0bde35c0ae8099ddc4531482d1b05d1ae9c4ad8af0919 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x56C9 | 9092 bytes |
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