MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to benign Shopify URLs, but one critical link redirects to a known malicious domain. This suggests a link farm or SEO poisoning tactic designed to lure users to malicious infrastructure. The document body, though heavily obfuscated, contains the malicious URL, reinforcing the lure.
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/pify?keyword=elementary+probability+examples+pdf
- http://files.solonchamber.com/uploads/1/3/1/4/131407274/f2b30c2.pdf
- http://files.moebasketball.com/uploads/1/3/0/7/130775131/1162904.pdf
- http://files.cobblestonecottagequilts.com/uploads/1/3/2/3/132302855/4529407.pdf
- http://files.kellyhowellphoto.com/uploads/1/3/1/4/131437563/af75e1af4.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/9191/1066/files/guradilulapelijukija.pdf
- https://cdn.shopify.com/s/files/1/0428/4389/8019/files/bevizedufakomovivazejuk.pdf
- https://cdn.shopify.com/s/files/1/0432/9167/2736/files/devebiwenafejak.pdf
- https://cdn.shopify.com/s/files/1/0433/1608/4891/files/sedanepozaraven.pdf
- https://cdn.shopify.com/s/files/1/0435/1311/8872/files/23446942544.pdf
- https://cdn.shopify.com/s/files/1/0431/6502/4416/files/62303635757.pdf
- https://cdn.shopify.com/s/files/1/0429/0487/9271/files/17237371404.pdf
- https://cdn.shopify.com/s/files/1/0430/8353/0407/files/wusivasonupi.pdf
- https://cdn.shopify.com/s/files/1/0437/8814/0696/files/country_code_32.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/43396058945.pdf
- https://cdn.shopify.com/s/files/1/0428/0510/0707/files/bikugibakur.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dadimutixiwukigojubiw.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dejozetopugewafapo.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_off0000723e.binea97bc7d2cf6706286e4f37311a96d2a5dbe9dc0bd4dd9466fb9b913bedeec00 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x723E | 5452 bytes |
font_01_sfnt_off000084b6.bineff71f6a2fd61ead4c05679206fa818c8c6b58b42f774e8eb271efc93512075e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84B6 | 10376 bytes |
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