MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a significant number of embedded links, many of which point to a link farm hosted on ttraff.com. This infrastructure is known for redirecting users to malicious sites. The ML classifier also strongly indicated maliciousness. The primary attack pattern involves luring users through a link farm to a potentially malicious destination.
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=d%2526+d+3.+5+book+pdf
- http://files.woodrabbitstudios.com/uploads/1/3/0/8/130874642/eec8d46e749.pdf
- http://files.photographybyreneejones.com/uploads/1/3/1/4/131407274/tevovivumakojur.pdf
- http://files.rubiis.com/uploads/1/3/2/6/132681352/fugewefuzusow.pdf
- http://files.sheppardinternational.net/uploads/1/3/1/3/131380008/wevexada_mutezolojow.pdf
- https://cdn.shopify.com/s/files/1/0433/5638/9528/files/vaxinigo.pdf
- https://cdn.shopify.com/s/files/1/0434/3431/1845/files/zodijikumu.pdf
- https://cdn.shopify.com/s/files/1/0436/5395/5742/files/ganujopoxawuwosasasekak.pdf
- https://cdn.shopify.com/s/files/1/0435/1868/9432/files/engineering_economic_analysis_12th_edition_solutions_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/9216/3227/files/76906672518.pdf
- https://cdn.shopify.com/s/files/1/0437/1510/0822/files/vumibufejodebaladamo.pdf
- https://cdn.shopify.com/s/files/1/0430/0803/2922/files/gujedirevuvumasiguzofo.pdf
- https://cdn.shopify.com/s/files/1/0431/4189/0208/files/loxivuzaravepe.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/sobobubujuwin.pdf
- https://cdn.shopify.com/s/files/1/0434/9375/2997/files/9000290812.pdf
- https://cdn.shopify.com/s/files/1/0436/0932/5730/files/22353969235.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_off00006b3a.bin4137e011fb50e940388b7a91a31e36f70741d8ce55ef6fbc7fb0314564e06879 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B3A | 4156 bytes |
font_01_sfnt_off0000796a.bin8af5ce86175981b7b03b470f9b3ad040fd40be71b0aebee4678fe11778dd1697 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x796A | 37772 bytes |
font_02_sfnt_off0000c9c8.bin5a32361a6d9f2f1af0eb2f45d63e70e8a99d8e76b1ffe594ee650d67d027cd13 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC9C8 | 17784 bytes |
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