MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF contains a large number of embedded links, with one identified as a known malicious redirector. The ML classifier strongly indicates maliciousness. The document body, though heavily corrupted, suggests a lure related to a children's illustrated Bible, likely to disguise the malicious intent of the link farm.
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.ru/pify?keyword=biblia+catolica+para+ni%25C3%25B1os+ilustrada+pdf
- http://files.redangelsnetballclub.com/uploads/1/3/0/7/130740496/4442546.pdf
- http://files.rami-khushaba.com/uploads/1/3/1/4/131452735/rexafolawobeti.pdf
- http://files.usedlicense.net/uploads/1/3/1/8/131857650/68f440200a34.pdf
- http://files.swornoathbrand.com/uploads/1/3/0/9/130969809/2405583.pdf
- https://cdn.shopify.com/s/files/1/0433/2313/0009/files/60300008526.pdf
- https://cdn.shopify.com/s/files/1/0433/0940/0214/files/1229561991.pdf
- https://cdn.shopify.com/s/files/1/0427/4647/8758/files/19225251410.pdf
- https://cdn.shopify.com/s/files/1/0431/5276/9192/files/8318983330.pdf
- https://cdn.shopify.com/s/files/1/0429/4492/1766/files/98312557730.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/97428896976.pdf
- https://cdn.shopify.com/s/files/1/0435/9431/7981/files/kegiku.pdf
- https://cdn.shopify.com/s/files/1/0430/9096/8729/files/35398235252.pdf
- https://cdn.shopify.com/s/files/1/0428/0510/0707/files/86376204044.pdf
- https://cdn.shopify.com/s/files/1/0432/5192/5155/files/52713601447.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/
- https://cdn.shopify.com/s/file
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005da5.bin33d74f6a4795d29d8ec98912191911395a22da9b768d6f4a42681c08504f3257 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DA5 | 5316 bytes |
font_01_sfnt_off00006f62.bin1bb83176f5a533aa5ef2b2d312442867de1c5a9c1fff28b7b3338fac921fd080 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F62 | 10808 bytes |
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