MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of external links, many pointing to Shopify domains hosting other PDFs, suggesting a link farm designed to improve search engine ranking or distribute content. One critical heuristic identified a link to a known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=knight%2527+s+sword+osrs', indicating a phishing or malware distribution attempt. The ML classifier also strongly flagged this PDF as malicious.
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.cc/pify?keyword=knight%2527+s+sword+osrs
- http://files.cappsmd.com/uploads/1/3/1/4/131438557/d9998ac1.pdf
- http://files.visuograf.com/uploads/1/3/2/7/132710697/pafidusoras.pdf
- http://files.mindfulvisionaries.com/uploads/1/3/1/1/131163834/tujopufuzi.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/1175/8491/files/46661811903.pdf
- https://cdn.shopify.com/s/files/1/0432/6470/4662/files/lulofedi.pdf
- https://cdn.shopify.com/s/files/1/0433/0163/4201/files/vebewudur.pdf
- https://cdn.shopify.com/s/files/1/0433/1097/3083/files/rebedigazupawegewol.pdf
- https://cdn.shopify.com/s/files/1/0433/0926/9156/files/vizew.pdf
- https://cdn.shopify.com/s/files/1/0428/1312/8867/files/lugid.pdf
- https://cdn.shopify.com/s/files/1/0438/6645/6224/files/40373452662.pdf
- https://cdn.shopify.com/s/files/1/0430/5174/5442/files/munataxevuforedoju.pdf
- https://cdn.shopify.com/s/files/1/0429/5252/3929/files/84294822911.pdf
- https://cdn.shopify.com/s/files/1/0435/1967/2472/files/wivevipilofogi.pdf
- https://cdn.shopify.com/s/files/1/0431/6728/5410/files/wedugilurewovokapopi.pdf
- https://cdn.shopify.com/s/files/1/0437/6756/2391/files/41710121375.pdf
- https://cdn.shopify.com/s/files/1/0433/2313/0009/files/aether_mod_1._7._10.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_off00006403.bind1481ac0d22e9a989900e3be66ef44b08e8a884eaa04dd0bd75e7d153500d9c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6403 | 4940 bytes |
font_01_sfnt_off000074ec.bin6106cdc468273b76dcf620d1e98cee2874a0f73730a887151de4303aad83a6a3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74EC | 10252 bytes |
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