MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links designed to redirect users to malicious infrastructure, specifically identified by the heuristic PDF_MALICIOUS_REDIRECTOR_LINK. The document body, though heavily obfuscated, contains text related to 'Arlington water quality report 2017', suggesting a lure to disguise the malicious intent. The presence of a large number of external PDF links also indicates a link farm, a common tactic for SEO poisoning and driving traffic to malicious sites.
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=arlington+water+quality+report+2017
- http://files.bransoncitydiner.net/uploads/1/3/1/6/131636642/e7503e4847.pdf
- https://cdn.shopify.com/s/files/1/0433/8178/4734/files/parofudalixowufisowet.pdf
- https://cdn.shopify.com/s/files/1/0435/5181/7879/files/xewisukir.pdf
- https://cdn.shopify.com/s/files/1/0430/6203/4589/files/mumizebepolavik.pdf
- https://cdn.shopify.com/s/files/1/0433/6009/2309/files/barbie_twin_sheets_for_sale.pdf
- https://cdn.shopify.com/s/files/1/0429/1995/2540/files/cariotipo_y_cariograma.pdf
- https://cdn.shopify.com/s/files/1/0430/3847/4397/files/30218435737.pdf
- https://cdn.shopify.com/s/files/1/0432/2784/0669/files/jovumoxilaka.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/19189676900.pdf
- https://cdn.shopify.com/s/files/1/0435/8173/5073/files/83830888289.pdf
- https://cdn.shopify.com/s/files/1/0434/1510/9799/files/xadifeb.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_off0000631c.bin6af72585496ad8f3681ee9bb1d191232ccf65f58fc1dd0af76097970bd68c6bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x631C | 5524 bytes |
font_01_sfnt_off0000761d.binc34f6e554fc3dcf4f22edc1510cbc130d1d25811ef494f6b1a1a83ca341c80ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x761D | 10200 bytes |
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