MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
T1059.001 PowerShell
The PDF file contains multiple embedded links, with one specifically pointing to a known malicious redirector. This redirector leads to a link farm of other PDFs, suggesting a campaign to drive traffic to malicious content. The document body text appears to be obfuscated or corrupted, making it difficult to ascertain the exact lure, but the presence of advertisement-related keywords and the redirector strongly indicate a phishing or scam attempt.
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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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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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/pify?keyword=msrtc+advertisement+2+2020+pdf In PDF document text
- http://files.topshedidaho.com/uploads/1/3/0/7/130738534/fojuz.pdfIn PDF document text
- http://files.gusandrubys.com/uploads/1/3/2/6/132695492/6082968.pdfIn PDF document text
- http://files.busterbledsoeband.com/uploads/1/3/1/4/131454345/1938701.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4122/4861/files/10007179082.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/1466/5878/files/sonikekusojapagavipigul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/46946939033.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2684/9700/files/noxadavobizilerama.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/58097506778.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7190/4673/files/94016922838.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8844/5589/files/36985608461.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0899/1142/files/puwapegumejo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3146/1016/files/56438862077.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9502/4033/files/zukew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/bomotamenuzejiluxufun.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0192/1184/files/39691762511.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8348/0736/files/purepafilotozumaragite.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000073f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73F6 | 5288 bytes |
SHA-256: d6abb243d5ec7d5fc9bb9912177b61f16aa9b8e56576e25ad073172a42b83b64 |
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font_01_sfnt_off000085d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85D7 | 1936 bytes |
SHA-256: a8ba320a0ac8a73a5a8cc2c47ba30bd151ec5f51af4d5ac0b9daf85eaa8f1301 |
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font_02_sfnt_off00008f1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F1C | 10144 bytes |
SHA-256: 6b10a1a4e12dc19ef0a5f51979beb95e1bf98dcbd86dbe792ed2b4db4afce22b |
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font_03_sfnt_off0000b210.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB210 | 4180 bytes |
SHA-256: 0f14a6936955bdee084f1ba76b134a2047337bc61d6a7ac48b42ebeae6745230 |
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