MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify, and one critical link redirects to a known malicious infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=agriculture+class+10+cbse+pdf', indicating a lure to a 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=agriculture+class+10+cbse+pdf
- http://files.grundmeyerleadersearch.com/uploads/1/3/1/6/131636990/sifixoj_jutixepipi_bevasagipaxuja_sivosukisozi.pdf
- http://files.kimklabe.com/uploads/1/3/0/7/130776277/xamefozapixaja_wazubunizusaj_wosigirajo.pdf
- http://files.restellsaroaming.com/uploads/1/3/1/3/131383825/vifakokunasita.pdf
- https://cdn.shopify.com/s/files/1/0428/8564/4454/files/bemasirajigebi.pdf
- https://cdn.shopify.com/s/files/1/0431/3595/9191/files/24525679909.pdf
- https://cdn.shopify.com/s/files/1/0427/5775/0951/files/99044399208.pdf
- https://cdn.shopify.com/s/files/1/0431/5162/2306/files/55240551561.pdf
- https://cdn.shopify.com/s/files/1/0435/9749/6488/files/thyroid_nodules_ultrasound.pdf
- https://cdn.shopify.com/s/files/1/0437/4082/3706/files/18537852838.pdf
- https://cdn.shopify.com/s/files/1/0427/8488/2844/files/xaxopek.pdf
- https://cdn.shopify.com/s/files/1/0433/8896/0919/files/devipuwudojil.pdf
- https://cdn.shopify.com/s/files/1/0430/4257/0401/files/calculus_6th_edition.pdf
- https://cdn.shopify.com/s/files/1/0431/5480/0797/files/pulijorabi.pdf
- https://cdn.shopify.com/s/files/1/0438/1471/5549/files/muvawewomix.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_off00006023.binea699d08ae278db36969d178668564ac1230ca3fac9cd39e65f70186d167b9fc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6023 | 5312 bytes |
font_01_sfnt_off00007241.bin4b9fce4379cee891a09a12a546888fe6d4377635c2cfa1ac17b8cd51a6ecc75d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7241 | 10096 bytes |
font_02_sfnt_off000094d7.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x94D7 | 4324 bytes |
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