MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, and one critical link to a known malicious redirector. This suggests a link farm or SEO poisoning tactic to drive traffic to malicious infrastructure. The presence of a password archive lure heuristic indicates an attempt to bypass gateway scanning by encrypting a payload.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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/wix?keyword=alfabeto+aeronautico+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/7069/3284/files/18009442321.pdf
- https://cdn.shopify.com/s/files/1/0462/3489/4496/files/solid_black_wallpaper_for_android.pdf
- https://cdn.shopify.com/s/files/1/0431/5552/1687/files/high_count_thread_sheets.pdf
- https://cdn.shopify.com/s/files/1/0429/7441/2949/files/pikerolapeza.pdf
- https://cdn.shopify.com/s/files/1/0462/3859/7280/files/android_version_9_encryption.pdf
- https://static.usrfiles.com/ugd/4cf28d_e9d4461d52d5497884820eaf510355de.pdf
- https://static.usrfiles.com/ugd/3b47cb_3aad383fbf7b4e058490731ad12c6d94.pdf
- https://static.usrfiles.com/ugd/edb4a7_ba06480f6af444e695daeebd2e5edd40.pdf
- https://static.usrfiles.com/ugd/a58b01_081d80bba5e4483c8a61786d89294d8f.pdf
- https://static.usrfiles.com/ugd/65b209_f40daed6eb09404aae2e983d5201a844.pdf
- https://static.usrfiles.com/ugd/3d0627_8a8738f5da4e4a30a98d41c34a457b7a.pdf
- https://static.usrfiles.com/ugd/b8c837_239acc22ba334ffe8e3a16cb4974409a.pdf
- https://static.usrfiles.com/ugd/b8c837_1a9a94e16e1245bf9f198ea971a5db30.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005a93.bin9718758642df5b22c42fce00837dca872504d6213750b4e92b3ebfa623f15156 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A93 | 5100 bytes |
font_01_sfnt_off00006bf9.bin86644b9246704c49159735c95e98d15d5c87fac92a489e87dbac83c843fa7768 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BF9 | 11236 bytes |
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