MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass of external links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector infrastructure at 'ttraff.com'. The document body, though garbled, contains the text 'How to build a radio antenna' and the malicious URL, suggesting a lure to a phishing or malware distribution site. The ML classifier strongly supports the malicious verdict.
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=how+to+build+a+radio+antenna
- http://files.flindersislandrunning.org/uploads/1/3/2/7/132740285/8215592.pdf
- http://files.millbrookrotarydirectory.com/uploads/1/3/0/7/130775846/d99ea.pdf
- https://cdn.shopify.com/s/files/1/0433/3387/7915/files/bajaj_pulsar_150_bs4_spare_parts_catalogue.pdf
- https://cdn.shopify.com/s/files/1/0427/8062/3015/files/booklet_template_microsoft_word_2013.pdf
- https://cdn.shopify.com/s/files/1/0433/0985/8984/files/nuvowamatugur.pdf
- https://cdn.shopify.com/s/files/1/0431/1423/4016/files/bubatolenibuxarujixe.pdf
- https://cdn.shopify.com/s/files/1/0431/6381/2002/files/29358630515.pdf
- https://cdn.shopify.com/s/files/1/0437/1388/8405/files/thunder_buddies_song.pdf
- https://cdn.shopify.com/s/files/1/0433/8168/6439/files/gesareleje.pdf
- https://cdn.shopify.com/s/files/1/0432/4956/5853/files/dometic_air_conditioners_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/7396/1125/files/botany_book_for_bsc_1st_year.pdf
- https://cdn.shopify.com/s/files/1/0434/0042/9731/files/logipire.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006445.bin69e4b89547112482524dce5bd3686de3b6e92b44bcc865d5ddf6736ca8e4a501 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6445 | 4716 bytes |
font_01_sfnt_off00007457.bin096ec812fee129c383d4420ada3d96d25ad2d001ba0b2cace72d18e25dfc0ba3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7457 | 9712 bytes |
font_02_sfnt_off0000959e.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x959E | 4324 bytes |
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