MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to obscure the final destination of the malicious payload. The document also hosts a large number of external PDF links, many pointing to Shopify domains, suggesting a link farm or SEO manipulation tactic. The ML classifier strongly indicated maliciousness, supporting the presence of these suspicious links.
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=advanced+bestiary+pdf
- http://files.mistybluesbunnies.com/uploads/1/3/1/3/131397964/sozuvaxobowa-gotozukula-xisitorusanawa.pdf
- http://files.nomadnubians.com/uploads/1/3/1/3/131379434/b3b0c70021e.pdf
- http://files.joaomiguelbranquinho.com/uploads/1/3/2/6/132696512/4902395.pdf
- http://files.mackenzywatsonsportfolio.com/uploads/1/3/2/7/132740804/puwizubewogila-devag-nuzumarirak-repowunevifi.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/4186/6403/files/nepozejuxavaba.pdf
- https://cdn.shopify.com/s/files/1/0428/7430/6727/files/takovigiri.pdf
- https://cdn.shopify.com/s/files/1/0433/6238/6079/files/magic_training_guide_rs3.pdf
- https://cdn.shopify.com/s/files/1/0432/5900/3038/files/tivakasavozaziwemegi.pdf
- https://cdn.shopify.com/s/files/1/0430/7435/5351/files/11505011558.pdf
- https://cdn.shopify.com/s/files/1/0430/6563/9069/files/bikubugozipaf.pdf
- https://cdn.shopify.com/s/files/1/0432/8456/2084/files/10863053238.pdf
- https://cdn.shopify.com/s/files/1/0431/3274/7927/files/lilozifeliraxofekagi.pdf
- https://cdn.shopify.com/s/files/1/0428/0100/4707/files/70055193484.pdf
- https://cdn.shopify.com/s/files/1/0440/5536/3734/files/49293598043.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_off00006433.bin4d54a87817d15ac30fe781849ea23e3dec0984910e4c956ff3ed8a50b048fd6c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6433 | 5408 bytes |
font_01_sfnt_off000076ac.bin8abe235065f272373201567a9946a31f2f17d30501770a799a24d72022dc8184 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76AC | 10144 bytes |
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