MALICIOUS
242
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The PDF contains a link that redirects to another URL, identified as a malicious redirector. This is further supported by the presence of a mass external PDF link farm, suggesting an attempt to distribute malicious content. The document body contains a call-to-action phrase, indicating a lure to click the embedded link.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=buker+ba+pase+song+free In PDF document text
- http://nejos.ayusewingproject.org/uploads/1/3/1/4/131452890/3562669.pdfIn PDF document text
- http://files.blueframeart.com/uploads/1/3/2/3/132303270/1514d4317e9c191.pdfIn PDF document text
- http://files.truthillustrated.net/uploads/1/3/2/6/132695813/5f5709697909038.pdfIn PDF document text
- http://gowevuze.deficientautobiographicalmemory.com/uploads/1/3/0/9/130968931/76fbbc0c4f.pdfIn PDF document text
- http://files.woodstockumc.org/uploads/1/3/1/0/131070161/5841979.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2465/4241/files/43169949143.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6831/6055/files/seselutotunobuvavuse.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6079/6318/files/mowufegupepekuzurapone.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3699/9842/files/pigasefesinisofifugavejoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7586/9603/files/63419659427.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5769/3347/files/75544990368.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3772/0733/files/sekubunowi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0976/7584/files/54082016887.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5800/4117/files/nacionalismo_vasco.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3877/7249/files/79478917808.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6467/1909/files/storie_brevi_da_leggere.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0846/6845/files/social_phobia_scale_sps.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000583e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x583E | 5292 bytes |
SHA-256: d961d119ad288122a6ff4b55c3a7814083239013187d9d20f7c8339ce41101b0 |
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font_01_sfnt_off00006a54.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A54 | 10332 bytes |
SHA-256: 515bd9134c26f8d2571cbcabdbeb351cfeb0dfb0bfc07a2832c0573f4a6cb6e8 |
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