MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.ru/pify?keyword=28+creencias+adventistas+pdf'. This indicates the document's primary purpose is to redirect users to malicious infrastructure. The presence of a large number of external PDF links, many hosted on 'cdn.shopify.com', suggests a link farm or SEO poisoning attempt to increase visibility of the malicious redirector. The ML classifier also strongly flagged this PDF as malicious.
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=28+creencias+adventistas+pdf
- http://files.adventuresatyourdoorstep.com/uploads/1/3/1/4/131406736/jidolunebepuje.pdf
- http://files.hazzanista.com/uploads/1/3/0/9/130969984/1f1e4ba29397722.pdf
- http://files.psms95x.org/uploads/1/3/0/7/130776739/lazogove-sedezedexamo.pdf
- http://xetikadit.jimramsburg.com/uploads/1/3/1/6/131636612/vizinegozemi_vitivadotuxa_vefeninari_tejawesizakiw.pdf
- https://cdn.shopify.com/s/files/1/0429/6137/1290/files/najolelones.pdf
- https://cdn.shopify.com/s/files/1/0434/7474/7545/files/private_guided_tours_of_ireland.pdf
- https://cdn.shopify.com/s/files/1/0431/0456/7450/files/9079637013.pdf
- https://cdn.shopify.com/s/files/1/0436/2688/9374/files/96787126856.pdf
- https://cdn.shopify.com/s/files/1/0459/2061/6599/files/1741941714.pdf
- https://cdn.shopify.com/s/files/1/0427/8150/7740/files/12781174200.pdf
- https://cdn.shopify.com/s/files/1/0438/4001/2450/files/14313285847.pdf
- https://cdn.shopify.com/s/files/1/0431/9494/1603/files/60194698402.pdf
- https://cdn.shopify.com/s/files/1/0436/0214/9540/files/antonyms_worksheets_grade_4.pdf
- https://cdn.shopify.com/s/files/1/0434/1923/8562/files/verilenomoligusoxa.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_off0000a46c.binb1fb6d4f0562dc4d5864f87bc4df03014d085a544c23e37ea2125de8d751e95d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA46C | 5408 bytes |
font_01_sfnt_off0000b6d6.binfa4b2b55dabcf43280bf8b7ba4b09796b4c4237d0630a3055b3d2b42aff01a58 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB6D6 | 10480 bytes |
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