MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many pointing to what appears to be a link farm designed for SEO manipulation. One prominent URL, 'https://ttraff.com/pify?keyword=free+printable+birthday+invitation+cards+templates', is identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to birthday invitations and the URL itself, suggesting a lure to trick users into visiting malicious infrastructure. The ML classifier 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.com/pify?keyword=free+printable+birthday+invitation+cards+templates
- http://files.sydneyhasasister.com/uploads/1/3/2/7/132740743/fanujemoluxugozu.pdf
- http://files.communitycommitment.net/uploads/1/3/1/4/131410299/ridunujiganabod-fanobafu-fubejirofox.pdf
- https://cdn.shopify.com/s/files/1/0437/8938/5885/files/rodaji.pdf
- https://cdn.shopify.com/s/files/1/0431/0745/1042/files/65942276374.pdf
- https://cdn.shopify.com/s/files/1/0434/2621/8136/files/xuxirirodalotita.pdf
- https://cdn.shopify.com/s/files/1/0461/8954/3573/files/wunoxowu.pdf
- https://cdn.shopify.com/s/files/1/0437/9102/4280/files/68798233276.pdf
- https://cdn.shopify.com/s/files/1/0433/6621/9941/files/xebizumonejowilukos.pdf
- https://cdn.shopify.com/s/files/1/0429/3056/9382/files/zifupesuduxenanim.pdf
- https://cdn.shopify.com/s/files/1/0435/4516/5976/files/android_spinner_background_color_arrow.pdf
- https://cdn.shopify.com/s/files/1/0429/8535/7463/files/fomal.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005394.bin86d75d38dc7025f2f7eb32e3a39b23f1185bf962fecc4aa0dee2f082a2f013d8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5394 | 5572 bytes |
font_01_sfnt_off0000664c.binb2191a110809c165dd002f144943df6b2a89ff341ba8e77dfe9d564b647e7c7e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x664C | 9860 bytes |
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