MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a heuristic firing for linking to known malicious redirector infrastructure, specifically 'https://ttraff.ru/pify?keyword=disable+chrome+suggested+articles+an'. Additionally, it exhibits characteristics of a PDF link farm, embedding multiple external PDF links, one of which points to 'https://cdn.shopify.com/s/files/1/0430/3853/9927/files/kibisopoxite.pdf'. The document body, though partially corrupted, contains the same suspicious URL and appears to be a lure related to disabling browser features. 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=disable+chrome+suggested+articles+an
- http://files.cosmeticsupport.com/uploads/1/3/1/3/131380619/96aefd055.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/3853/9927/files/kibisopoxite.pdf
- https://cdn.shopify.com/s/files/1/0435/3005/9927/files/42536416268.pdf
- https://cdn.shopify.com/s/files/1/0430/2451/5229/files/cat_video_songs_free.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/6219719719.pdf
- https://cdn.shopify.com/s/files/1/0429/8814/2743/files/lebolaweso.pdf
- https://cdn.shopify.com/s/files/1/0430/3483/7149/files/73096436835.pdf
- https://cdn.shopify.com/s/files/1/0434/8890/3325/files/omc_control_box.pdf
- https://cdn.shopify.com/s/files/1/0431/0790/9794/files/synchronized_cardioversion.pdf
- https://cdn.shopify.com/s/files/1/0438/6953/6411/files/eos_6d_mark_ii_manual.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_off00006f14.bin960459e43ad120b4a55698425b9031726abd8548f6a5bc9bc7c888775d169e9c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F14 | 5492 bytes |
font_01_sfnt_off00008190.bin8d185ae23130b536dab21e3dadb3ee87f439ef4b661aa1f9b2a600412a243404 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8190 | 10292 bytes |
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