MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
T1059.001 PowerShell
The PDF contains embedded links that lead to a known malicious redirector. The document body, though heavily obfuscated, appears to reference a 'cavitation machine manual' and includes the malicious URL. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms the presence of a link to malicious infrastructure, and PDF_SEO_LINK_FARM indicates a large number of external PDF links, suggesting a link farm or SEO poisoning attempt.
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/wix?keyword=cavitation+machine+manual
- https://cdn.shopify.com/s/files/1/0434/9755/4084/files/94275251792.pdf
- https://cdn.shopify.com/s/files/1/0433/8342/3128/files/77667456917.pdf
- https://cdn.shopify.com/s/files/1/0435/4224/9621/files/19135528138.pdf
- https://cdn.shopify.com/s/files/1/0432/4163/5997/files/69553240183.pdf
- https://cdn.shopify.com/s/files/1/0433/1097/3083/files/wiradobirejumawutoto.pdf
- https://cdn.shopify.com/s/files/1/0438/5934/5573/files/vadutajolo.pdf
- https://static.usrfiles.com/ugd/5af86b_47bb606a062446139b6c347edca0f36a.pdf
- https://static.usrfiles.com/ugd/b6bf5b_5a44217a889e469f9bfdd7b7109f2efa.pdf
- https://static.usrfiles.com/ugd/4c1554_3e61140fd83947aeb3986e89d91c048b.pdf
- https://static.usrfiles.com/ugd/078c79_fd77f054f9d44b4685dec5dcb83bfb0d.pdf
- https://static.usrfiles.com/ugd/8ab72e_fffda3f4104c490fad330229a40df754.pdf
- https://cdn.shopify.com/s/files/1/0431/9015/7473/files/scrambled_sentences_exercises.pdf
- https://cdn.shopify.com/s/files/1/0430/7386/3842/files/85796314508.pdf
- https://cdn.shopify.com/s/files/1/0433/2004/9822/files/zawisewuvito.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/
- https://static.usrfiles.com/ugd/b6
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006dea.bine6c93a9d706fa9be4d0c57b5ea46dee2ef4f412aef11e8df061f1561e36281a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DEA | 4728 bytes |
font_01_sfnt_off00007de1.bin060299e11e99b4ffdc72d26a4bede7308e5c9f04c666d1d66ff0571d5a257569 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DE1 | 10408 bytes |
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