MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to a URL associated with a 'memory repair protocol scam'. The document body, though heavily obfuscated, contains this URL and other links, suggesting a phishing or scam attempt. The presence of numerous external PDF links also indicates a link farm, likely for SEO manipulation or to host further malicious content.
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/123?keyword=memory+repair+protocol+scam
- https://cdn-cms.f-static.net/uploads/4386594/normal_5f8fa175c395c.pdf
- https://cdn-cms.f-static.net/uploads/4404741/normal_5f972f6ba2718.pdf
- https://cdn-cms.f-static.net/uploads/4365606/normal_5f872c4ec49ca.pdf
- https://cdn-cms.f-static.net/uploads/4366354/normal_5f8d87cc4ce81.pdf
- https://cdn-cms.f-static.net/uploads/4379973/normal_5f905686de3be.pdf
- https://cdn-cms.f-static.net/uploads/4366003/normal_5f873136acca0.pdf
- https://cdn-cms.f-static.net/uploads/4385198/normal_5f92413f4e6a0.pdf
- https://kagilovudugavap.weebly.com/uploads/1/3/1/1/131164538/4265222ee.pdf
- https://xosotemup.weebly.com/uploads/1/3/4/3/134367608/56c06911a.pdf
- https://cdn-cms.f-static.net/uploads/4375076/normal_5f96598e22767.pdf
- https://cdn-cms.f-static.net/uploads/4371514/normal_5f9e9073a44ad.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0498/4871/3371/files/14311709719.pdf
- https://cdn.shopify.com/s/files/1/0504/6960/1445/files/wallpaper_naruto_hd_android.pdf
- https://cdn.shopify.com/s/files/1/0507/8351/8902/files/2020_nescac_football_schedule.pdf
- https://cdn.shopify.com/s/files/1/0484/2084/7768/files/redaviwujafetakejojuxi.pdf
- https://cdn.shopify.com/s/files/1/0496/6403/2925/files/bases_institucionais_do_presidencialismo_de_coalizo.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_off00006ec7.bincd42f3c710b0b97d2a2a89a8e6e68f8bd97c64397f5dda73940fb6d346f30ae7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EC7 | 5188 bytes |
font_01_sfnt_off00008064.bin592882b8457f27a06b382c9b9d25759bbf31b230d383432ce2d0b35839af901f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8064 | 10640 bytes |
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