MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to suspicious domains. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK specifically flags a link to 'ttraff.club' as a known malicious redirector. The document body, though heavily obfuscated, contains the same suspicious URL and other links that are part of a link farm, indicating a phishing or redirection attempt. 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.club/wix?keyword=gasland+discussion+question+answers
- http://files.colinlangridge.com/uploads/1/3/1/4/131438180/luruxibidefebur_mupela_komujokit.pdf
- http://nanakujig.briannasmithonline.com/uploads/1/3/2/6/132682533/gogatufawukaz.pdf
- http://files.signsbylynn.com/uploads/1/3/2/8/132815220/dd337b.pdf
- http://files.whaleyhouse.com/uploads/1/3/1/4/131453395/kemafutitelumewil.pdf
- http://files.leaannlewis.net/uploads/1/3/1/6/131637136/darunodovalon-ninutipuj-xipawimadibo.pdf
- https://cdn.shopify.com/s/files/1/0436/3105/0915/files/hacker_typer_android_apk.pdf
- https://cdn.shopify.com/s/files/1/0440/8904/9238/files/jugubitapezasezi.pdf
- https://cdn.shopify.com/s/files/1/0429/2175/4787/files/ditoruwa.pdf
- https://cdn.shopify.com/s/files/1/0431/6856/3355/files/writing_task_2_ielts_model_answers.pdf
- https://cdn.shopify.com/s/files/1/0450/5419/7910/files/applications_of_metal_carbonyls.pdf
- https://cdn.shopify.com/s/files/1/0429/9587/5989/files/54356719052.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_off00004b10.bin50e91d7a6cf61a1b38b700932073a6747a14ccf574d50498a36db9981e6ce363 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B10 | 5064 bytes |
font_01_sfnt_off00005c5d.bin9dcdd1aa6b99dec62af2a8ae3cbe9a7abd1d9d5c94ae088e60a7e0f7f235b7e0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C5D | 9644 bytes |
font_02_sfnt_off00007d49.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D49 | 4324 bytes |
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