MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many of which point to benign Shopify URLs, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the same malicious URL. This suggests a link farm or SEO poisoning tactic to drive traffic to malicious infrastructure, likely as part of a phishing or scam campaign.
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/wb?keyword=esp8266%20nodemcu%20v3%20manual
- http://files.gbyws.org/uploads/1/3/1/4/131483019/paludizixi-pazibokadelok-xovubonavegazuz-nobuxudisapefod.pdf
- http://files.angelsofcharity.org/uploads/1/3/0/7/130775429/8751233.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/2288/3735/files/wumomonifimij.pdf
- https://cdn.shopify.com/s/files/1/0433/0120/8232/files/42065709902.pdf
- https://cdn.shopify.com/s/files/1/0432/0270/7615/files/blank_calendar_may_2020.pdf
- https://cdn.shopify.com/s/files/1/0431/8570/1019/files/konsep_caring_dalam_keperawatan.pdf
- https://cdn.shopify.com/s/files/1/0429/0006/2371/files/nomedem.pdf
- https://cdn.shopify.com/s/files/1/0428/3292/0732/files/42769509574.pdf
- https://cdn.shopify.com/s/files/1/0431/8406/2622/files/tezojubofumi.pdf
- https://cdn.shopify.com/s/files/1/0438/0501/6226/files/ar_desai_book.pdf
- https://cdn.shopify.com/s/files/1/0435/5463/5937/files/tixinudivapedezimad.pdf
- https://cdn.shopify.com/s/files/1/0437/9141/7505/files/15787967931.pdf
- https://cdn.shopify.com/s/files/1/0448/0460/4066/files/sony_1cf_c218.pdf
- https://cdn.shopify.com/s/files/1/0437/0323/8811/files/48647293593.pdf
- https://cdn.shopify.com/s/files/1/0431/4998/3901/files/43273429066.pdf
- https://cdn.shopify.com/s/files/1/0431/4300/4322/files/norofikasejukoniva.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_off00004c5c.binaf9997162c3efee0f29e4bf81eb0e8611315183b2dfe8630a29fb68b60082295 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C5C | 5784 bytes |
font_01_sfnt_off00005fef.bin848b6ae2d5664b7e3fe5bfcac824aac6342bf8e00280f0e8cf9309e5b9a4f9a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FEF | 8672 bytes |
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