MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com', which is used in conjunction with a link farm strategy. The document body, though heavily obfuscated, contains text related to 'Oreilly books pdf', suggesting a lure to entice users to click the malicious link. The ML classifier also strongly indicated maliciousness.
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=oreilly+books+pdf
- http://files.middletonelementary.org/uploads/1/3/1/3/131380728/efad50df4.pdf
- http://files.williambartlettfineart.com/uploads/1/3/2/6/132696483/7420171.pdf
- http://files.napaneefamilyeyecare.ca/uploads/1/3/1/4/131407493/kakepezi-gosenu-xavudig-mitide.pdf
- http://files.kitsapcavy4h.com/uploads/1/3/2/6/132681928/maxixejexajit-fedivetir-walifezuwoga-pibuteminogame.pdf
- http://files.kitsapcavy4h.com/uploads/1/3/2/6/132681928/maxixejexajit-fedivetir-wal
- https://cdn.shopify.com/s/files/1/0431/8032/7076/files/20167423737.pdf
- https://cdn.shopify.com/s/files/1/0433/1687/1326/files/89693584772.pdf
- https://cdn.shopify.com/s/files/1/0433/4416/7064/files/sivapesixek.pdf
- https://cdn.shopify.com/s/files/1/0428/6126/5062/files/63221464446.pdf
- https://cdn.shopify.com/s/files/1/0431/3881/0010/files/48842129019.pdf
- https://cdn.shopify.com/s/files/1/0432/5598/8387/files/61883511235.pdf
- https://cdn.shopify.com/s/files/1/0430/7006/2754/files/pukusofofumuxuno.pdf
- https://cdn.shopify.com/s/files/1/0433/8348/8679/files/32391307754.pdf
- https://cdn.shopify.com/s/files/1/0430/5698/8317/files/kuvizebemaperer.pdf
- https://cdn.shopify.com/s/files/1/0428/8158/1209/files/48492125195.pdf
- https://cdn.shopify.com/s/files/1/0433/4672/2974/files/47061817635.pdf
- https://cdn.shopify.com/s/files/1/0429/8119/5927/files/wozikaxezakewubilovirani.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_off000086d1.binc603b3c502d7c1f14b30e5c40e670a33ca66217dfa7918338baad223cf835841 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86D1 | 4760 bytes |
font_01_sfnt_off00009705.bin44de034f3db1f4e30e23a2d4310c3fb574d813c0c10a84aebbbc7aed76561f1e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9705 | 10208 bytes |
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