MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, a technique commonly used in SEO spam and phishing campaigns to drive traffic to malicious sites. One of the primary links, 'https://ttraff.ru/pify?keyword=android+developer+blog+%25E6%2597%25A5%25E6%259C%25AC%25E8%25AA%259E', is flagged as a malicious redirector. The ML classifier also strongly indicated maliciousness. No scripts were extracted, but the PDF structure itself is the delivery mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=android+developer+blog+%25E6%2597%25A5%25E6%259C%25AC%25E8%25AA%259E
- http://dulusizo.happykidscambodia.org/uploads/1/3/1/3/131380265/nafobejenasexijomus.pdf
- http://paxifojed.reassure.us/uploads/1/3/1/4/131452836/3064879.pdf
- https://cdn.shopify.com/s/files/1/0435/4359/3109/files/486123682.pdf
- https://cdn.shopify.com/s/files/1/0436/2698/7680/files/30485159835.pdf
- https://cdn.shopify.com/s/files/1/0432/1820/6887/files/house_rental_lease_agreement.pdf
- https://cdn.shopify.com/s/files/1/0440/1269/9798/files/70591874479.pdf
- https://cdn.shopify.com/s/files/1/0431/5630/8123/files/3rd_year_bams_syllabus.pdf
- https://cdn.shopify.com/s/files/1/0432/3776/9383/files/kogakojalaleladeb.pdf
- https://cdn.shopify.com/s/files/1/0434/0452/5720/files/physical_science_book_grade_12.pdf
- https://cdn.shopify.com/s/files/1/0428/9599/9129/files/51137013135.pdf
- https://cdn.shopify.com/s/files/1/0432/8695/4140/files/muluguzelo.pdf
- https://cdn.shopify.com/s/files/1/0430/9676/8673/files/danidola.pdf
- https://cdn.shopify.com/s/files/1/0435/9811/9075/files/mamulode.pdf
- https://cdn.shopify.com/s/files/1/0439/2294/8251/files/wubotulinafarekilexepofo.pdf
- https://cdn.shopify.com/s/files/1/0434/3896/4903/files/bobufur.pdf
- https://cdn.shopify.com/s/files/1/0465/1584/7318/files/nelagasetuwepusilopema.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_off000064da.bin5ed32d0a2afc08edc2ded79c3fd20079e2c6697ad1b852bcbb8c0ac826aabff9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64DA | 3344 bytes |
font_01_sfnt_off000070bc.bin6878a30891dcd9ab945f147a340b926f0cb5d684dea548df3d48e25423079aa0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70BC | 4928 bytes |
font_02_sfnt_off0000818f.bin1ee77253439fd9273dc849d8ec91fd1489cc1e86bd4fa30951b79a8dd404b7da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x818F | 10236 bytes |
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