MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the same URL, suggesting a lure to a malicious site. The ML classifier also strongly indicated maliciousness. No scripts were extracted, and the primary malicious behavior observed is the redirection to a potentially harmful URL.
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=corporate%20governance%20and%20development%20pdf
- http://lipeb.velieconsultingservices.com/uploads/1/3/0/8/130874588/3981317.pdf
- http://files.rooambieretreat.com/uploads/1/3/2/3/132303175/zinixegobulakutone.pdf
- http://jujen.shannanyates.com/uploads/1/3/1/4/131483281/37428.pdf
- https://cdn.shopify.com/s/files/1/0435/2655/3755/files/89649930359.pdf
- https://cdn.shopify.com/s/files/1/0433/5144/1563/files/8985326390.pdf
- https://cdn.shopify.com/s/files/1/0432/1722/3840/files/waralumi.pdf
- https://cdn.shopify.com/s/files/1/0431/6489/3345/files/76483551857.pdf
- https://cdn.shopify.com/s/files/1/0437/6562/9082/files/photoshop_books.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/57727452667.pdf
- https://cdn.shopify.com/s/files/1/0439/6810/2558/files/70118686930.pdf
- https://cdn.shopify.com/s/files/1/0436/3796/4960/files/bseb_matric_result_2020.pdf
- https://cdn.shopify.com/s/files/1/0427/8406/3654/files/83152375991.pdf
- https://cdn.shopify.com/s/files/1/0428/0755/8310/files/66180368484.pdf
- https://cdn.shopify.com/s/files/1/0436/4340/4441/files/how_to_resize_a_layer_in_photoshop.pdf
- https://cdn.shopify.com/s/files/1/0438/0357/4434/files/book_review_sample_isc.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dba1.bin367f8458c0ae8d71abbcde82ea24131e5961c353180ff09575d8abfc3c4d4611 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBA1 | 5260 bytes |
font_01_sfnt_off0000ed7b.bine233500674d424ba9f7cf784751c7cf93a8429bf34e0c7d9e311cb3a48d96890 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED7B | 10600 bytes |
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