MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing indicating it links to known malicious redirector infrastructure. The document body also contains numerous links to external PDFs hosted on Shopify, forming a link farm. The primary malicious URL identified is https://ttraff.cc/pify?keyword=logical+reasoning+sample+questions+and+answers+pdf, which likely serves as a lure to a malicious payload. 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.cc/pify?keyword=logical+reasoning+sample+questions+and+answers+pdf
- http://files.altoonaenglishclub.com/uploads/1/3/0/7/130739218/wogaxeluzojas_vubabozi_pakedegisiji_ruras.pdf
- http://files.whitepeacockcoffee.com/uploads/1/3/1/4/131436971/7dad80.pdf
- http://files.theidealcrew.com/uploads/1/3/1/3/131380171/wijufade_buxuto.pdf
- http://files.pmrayworlds.com/uploads/1/3/0/7/130776003/fililutipuvuxapife.pdf
- https://cdn.shopify.com/s/files/1/0434/9375/2997/files/5314933368.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51025654711.pdf
- https://cdn.shopify.com/s/files/1/0431/8609/4248/files/bank_sbi_po_syllabus_2020.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/19194700937.pdf
- https://cdn.shopify.com/s/files/1/0433/1339/7924/files/13432009372.pdf
- https://cdn.shopify.com/s/files/1/0433/9128/7452/files/80161281405.pdf
- https://cdn.shopify.com/s/files/1/0430/9535/9637/files/fimipenuxiw.pdf
- https://cdn.shopify.com/s/files/1/0428/3075/8054/files/agents_of_shield_season_3_kickass.pdf
- https://cdn.shopify.com/s/files/1/0428/7689/5398/files/52314434243.pdf
- https://cdn.shopify.com/s/files/1/0434/8795/3053/files/d_d5e_player_s_handbook.pdf
- https://cdn.shopify.com/s/files/1/0435/9074/6271/files/lowes_watson_blvd.pdf
- https://cdn.shopify.com/s/files/1/0431/9890/6528/files/jodapaneraxuturusinedi.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_off00009f29.bin7e561fd67fdcc5edd2961f1ac9d17339ed4d4f74c61e14f7a17c44a2d9194bad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F29 | 5636 bytes |
font_01_sfnt_off0000b249.binbac4f6adea53becbcce24d189890a47b547377ac0c82cbdd4e0b836679b90724 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB249 | 10704 bytes |
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