MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a critical heuristic firing indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=avert+trial+apixaban+pdf', which is the primary indicator of malicious intent. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious content. No scripts were extracted from this sample.
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=avert+trial+apixaban+pdf
- http://nefesane.restonsusedbookshop.com/uploads/1/3/0/8/130813403/samanazufasad.pdf
- https://cdn.shopify.com/s/files/1/0433/4298/7422/files/24516928385.pdf
- https://cdn.shopify.com/s/files/1/0431/9143/5422/files/37394321319.pdf
- https://cdn.shopify.com/s/files/1/0437/7329/6789/files/fezixosowin.pdf
- https://cdn.shopify.com/s/files/1/0431/4152/9754/files/asvab_math_practice_questions_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0433/3872/7589/files/21276289531.pdf
- https://cdn.shopify.com/s/files/1/0437/9397/3405/files/velanoret.pdf
- https://cdn.shopify.com/s/files/1/0431/5866/7415/files/dumatadajewitikilovekorew.pdf
- https://cdn.shopify.com/s/files/1/0430/5390/8117/files/ccdp_design.pdf
- https://cdn.shopify.com/s/files/1/0430/6855/5415/files/jufasutorineserotagow.pdf
- https://cdn.shopify.com/s/files/1/0427/7246/3772/files/what_does_adv_stand_for.pdf
- https://cdn.shopify.com/s/files/1/0432/4245/5197/files/jumonabodagutadu.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_off00006d45.bin1162b488d2fb3c7dcd9ea1a8ba67c77106a4ea1af4fd1f3b6cb2d93bedce1fce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D45 | 5112 bytes |
font_01_sfnt_off00007ec0.bin1e89505052a797010c7c37acc2c20ece8527406ca3cdd2fc131da4e0965c8a31 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EC0 | 10720 bytes |
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