MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs, with a critical heuristic firing for a malicious redirector link to 'ttraff.ru'. The document body, though partially corrupted, contains text related to 'travel guide hanoi vietnam' and the malicious URL, suggesting a lure. The ML classifier also strongly indicated maliciousness.
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.ru/pify?keyword=travel+guide+hanoi+vietnam
- http://files.halloweeninthehills.com/uploads/1/3/2/7/132740277/9902579.pdf
- http://files.whispersisterstudio.com/uploads/1/3/0/7/130775868/juwufizabubimu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/3383/7224/files/avery_business_card_template.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/62114329075.pdf
- https://cdn.shopify.com/s/files/1/0431/1921/4756/files/56134907414.pdf
- https://cdn.shopify.com/s/files/1/0428/9904/6553/files/kuwigiwuzeturadowadod.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/35031547028.pdf
- https://cdn.shopify.com/s/files/1/0433/7909/7758/files/34201552349.pdf
- https://cdn.shopify.com/s/files/1/0427/7973/8278/files/60400805857.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/58143530911.pdf
- https://cdn.shopify.com/s/files/1/0434/7278/1478/files/wasameja.pdf
- https://cdn.shopify.com/s/files/1/0434/2513/6792/files/navewepenizuwuleromaj.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008685.bin1a2fbda6d4927da8d79563ff49fe7167a38d0310605703f1b644b02883b43857 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8685 | 5072 bytes |
font_01_sfnt_off0000978d.bin51ebeec29509b87aa858d500e37ac8853184703d07d1f913ce36d8e1dc7764c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x978D | 1800 bytes |
font_02_sfnt_off0000a01b.bineaa8b0cd7ba5a94111776fdb96fa4f2205dd7932accd6679594bf2dddbf2374e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA01B | 11472 bytes |
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