MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass of external links, with one prominent link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the target URL and appears to be a lure for a document related to 'agarose gel electrophoresis'. The presence of numerous PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute malicious content. The ML classifier strongly indicates maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=agarose+gel+electrophoresis+practical+pdf
- http://files.nic-hunter.com/uploads/1/3/1/1/131164250/4021025.pdf
- http://files.riverdeepimagery.com/uploads/1/3/1/4/131409309/xizokawa.pdf
- http://zixarari.eclipsegamingsupply.com/uploads/1/3/1/3/131381204/lulivawoli.pdf
- http://puxem.guanjen.com/uploads/1/3/0/7/130738970/nefumuguwin_xapusimefoguv_nusenogorezonig_xemapuduvuzozi.pdf
- https://cdn.shopify.com/s/files/1/0436/8292/2646/files/85916238280.pdf
- https://cdn.shopify.com/s/files/1/0431/9107/4976/files/nevuduzedux.pdf
- https://cdn.shopify.com/s/files/1/0438/1681/2706/files/joelle_van_dyne.pdf
- https://cdn.shopify.com/s/files/1/0448/0968/3106/files/argumentative_essay_rubric.pdf
- https://cdn.shopify.com/s/files/1/0447/7586/6519/files/utilization_of_aromatic_plants.pdf
- https://cdn.shopify.com/s/files/1/0429/9656/4131/files/42130306057.pdf
- https://cdn.shopify.com/s/files/1/0428/8079/4790/files/wumofubi.pdf
- https://cdn.shopify.com/s/files/1/0427/8734/0454/files/subav.pdf
- https://cdn.shopify.com/s/files/1/0430/5800/4117/files/29028022606.pdf
- https://cdn.shopify.com/s/files/1/0435/3140/3423/files/asperger_syndrome_diagnostic_scale_asds.pdf
- https://cdn.shopify.com/s/files/1/0431/7144/6939/files/68474404591.pdf
- https://cdn.shopify.com/s/files/1/0432/1935/3757/files/muguxipewumunobug.pdf
- https://cdn.shopify.com/s/files/1/0441/0084/5720/files/70533840920.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009dd8.bin5997e5d80dfe0b9332b379ac69d38f8cb3c840f84e83bd8e549b49f4c98c6aad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9DD8 | 5408 bytes |
font_01_sfnt_off0000b033.bin1183c1a04ac6aa3cf8d4e3528705d47597b4361e325c23b8f194597480eea153 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB033 | 10668 bytes |
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