MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded links that redirect to known malicious infrastructure, specifically `https://ggtraff.ru/aws?keyword=cisco+ccna+collaboration+study+guide`. The document body, though heavily obfuscated, also contains this URL, suggesting a lure to trick users into clicking it. The presence of multiple links to disposable hosting services further supports a malicious intent to distribute malware or phish for information.
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 is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://ggtraff.ru/aws?keyword=cisco+ccna+collaboration+study+guide In PDF document text
- https://julapaxukej.weebly.com/uploads/1/3/4/4/134492969/7509527.pdfIn PDF document text
- https://limisakaxenit.weebly.com/uploads/1/3/4/3/134371081/lotejokojopu-tezamudusab-jujitegalos.pdfIn PDF document text
- https://tenabawik.weebly.com/uploads/1/3/2/7/132710661/1fdfd4636b.pdfIn PDF document text
- https://jonipafatanepa.weebly.com/uploads/1/3/2/7/132741476/b095beac59157.pdfIn PDF document text
- https://vabejodero.weebly.com/uploads/1/3/4/3/134378136/2031329.pdfIn PDF document text
- https://ligofaxudatejot.weebly.com/uploads/1/3/0/7/130739538/9912396.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/6877c5f1-f1cb-4b7a-b50e-e78593dd542e/45306499250.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/28848bde-1b41-409f-b2db-fbbcbd388e1c/sipojazexu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/212cfd18-cb5c-4a71-9611-7afa9e4feb73/33411869603.pdfIn PDF document text
- https://s3.amazonaws.com/risisipajole/best_hot_chocolate_margaret_river.pdfIn PDF document text
- https://s3.amazonaws.com/nokiva/conceitos_de_meio_ambiente.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5ad1f756-6dd9-4a53-9cec-1330add49d80/tefid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0498/4442/0775/files/title_of_hindu_priest.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/332f44a1-3228-438a-988d-d687409255e3/11205786486.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0504/2615/1063/files/69740768807.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7c832511-7a65-4457-ab29-f24c66c54c76/jamotamalizamejosiwil.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
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007e29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E29 | 5256 bytes |
SHA-256: 37b35ee7f922c2819817e2df15eb010884b179b033a4d2afef5e9d42a3ce99dc |
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font_01_sfnt_off00009012.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9012 | 15152 bytes |
SHA-256: 1f0c77c1a1b76835880677249a9b1229252a897ac636cf4ae97554e2062f0512 |
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font_02_sfnt_off0000c0e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0E7 | 16132 bytes |
SHA-256: 43e84046d57c5d8edad47de9228ce36feb53c5e515436c294a71041590f3a3a6 |
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font_03_sfnt_off0000d5dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5DC | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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