MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing operation. One of the embedded URIs, 'https://norin.co.za/YmrXLWy8?keyword=stock%20market%20technical%20analysis%20course', appears to be a lure for a technical analysis course, likely to trick users into clicking through to a malicious site or downloading a payload. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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 https://norin.co.za/YmrXLWy8?keyword=stock%20market%20technical%20analysis%20course PDF link annotation
- https://nesutidixet.weebly.com/uploads/1/3/4/7/134724555/zarolasud-dimol.pdfIn PDF document text
- https://lumosezuto.weebly.com/uploads/1/3/4/4/134499790/zutaru.pdfIn PDF document text
- https://nodopotol.weebly.com/uploads/1/3/4/0/134018708/libukudirop.pdfIn PDF document text
- https://guwixuwekolarap.weebly.com/uploads/1/3/2/7/132740580/7124334.pdfIn PDF document text
- https://viwodiviwowo.weebly.com/uploads/1/4/1/2/141250627/4957645.pdfIn PDF document text
- https://wadagoxegoti.weebly.com/uploads/1/3/4/3/134385229/efd5a169228.pdfIn PDF document text
- https://kefodepipa.weebly.com/uploads/1/3/4/6/134662477/jixupikanoxo.pdfIn PDF document text
- https://jatuzoxoj.weebly.com/uploads/1/3/4/6/134682234/89a57f248.pdfIn PDF document text
- https://kojelujozifani.weebly.com/uploads/1/3/1/8/131856125/606d71c31ac7101.pdfIn PDF document text
- https://kikokemez.weebly.com/uploads/1/3/5/3/135331375/2231009.pdfIn PDF document text
- https://zanikegira.weebly.com/uploads/1/3/1/4/131437850/jupijagudaki.pdfIn PDF document text
- https://sonomuwozu.weebly.com/uploads/1/4/1/2/141257666/bubawosevus.pdfIn PDF document text
- https://kavuwaxexo.weebly.com/uploads/1/3/5/3/135351152/josej.pdfIn PDF document text
- https://ruwiwiteviporiz.weebly.com/uploads/1/3/4/7/134767377/xurusepodo-novoto-disozoxizufav-pelevenapije.pdfIn PDF document text
- https://retixuzekuzexaw.weebly.com/uploads/1/3/4/3/134375726/sabim.pdfIn PDF document text
- https://jufazikifu.weebly.com/uploads/1/3/4/3/134316902/wunofurul-relapixamufozip.pdfIn PDF document text
- https://sotamepepoj.weebly.com/uploads/1/3/0/8/130874386/99ce2eeb66b2b.pdfIn PDF document text
- https://pifisurap.weebly.com/uploads/1/3/4/1/134108900/4503360.pdfIn PDF document text
- https://simipupipez.weebly.com/uploads/1/3/4/7/134716676/kisegavomixuwew.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bfde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBFDE | 10876 bytes |
SHA-256: de30ecc946f37a5dac68964dffd1edd9f0ab33f81a6ad25b52b137a0c2853671 |
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font_01_sfnt_off0000d8d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8D3 | 16416 bytes |
SHA-256: cfa2c3fbce80cc5607e01af033b793d17c57c214fb1d96e845eedea48cccd336 |
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font_02_sfnt_off0000ef72.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF72 | 17664 bytes |
SHA-256: b8c996fe1472a9bde0cf64774b841f7d3b6c22fa58c8da92d7f25a430198134e |
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