MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many of which point to a redirector service (ttraff.com) known for malicious activity. The document body, though heavily obfuscated, includes the same redirector URL and a large list of PDF links, suggesting a link farm or phishing lure. The ML classifier strongly indicated maliciousness, supporting the conclusion that this document is designed to redirect users to harmful sites.
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=replace+multiple+characters+python In PDF document text
- http://files.myrealwoman.com/uploads/1/3/2/6/132682882/vadez.pdfIn PDF document text
- http://files.whatsthegfc.com/uploads/1/3/0/8/130815009/porumu.pdfIn PDF document text
- http://files.pinevalleychurchofchrist.org/uploads/1/3/0/8/130814923/370bfe0a8d0f.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/1/0437/6444/9437/files/jojezedidakadunosobodi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7103/6822/files/rawulosor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4929/5770/files/3267685519.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1822/1730/files/maguvisasuputupakakuvijak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8017/0137/files/81509993936.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6678/5953/files/pipabudamipinewab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4742/0057/files/43211801812.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1044/0862/files/roxobekogumav.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3343/6066/files/24724013470.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8375/9765/files/43854294630.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1733/1100/files/rejavimabizotezorad.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
🗂 Part of campaign:
europeanburmesebc.org
4 samples
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000063a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63A7 | 5280 bytes |
SHA-256: 820ebd21b43bcdc3ccdc239505f6625ed165ae1bdbb5fcb1f30d8d551eaf5704 |
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font_01_sfnt_off0000757b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x757B | 15300 bytes |
SHA-256: c8329133911a7db75c2cadadd55ea2cf59666a6836a622debf8747de7a0f21a1 |
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font_02_sfnt_off0000a65a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA65A | 16152 bytes |
SHA-256: e53bd0d3ed0cb588dbaece120c252382457be31a0c0f1b7ae06c11b8bf10d787 |
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