MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.ru'. The document body, though heavily obfuscated, contains the same URL and references a 'GE water heater manual', suggesting a lure. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, many hosted on Shopify. 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.ru/pify?keyword=ge+water+heater+manual
- http://files.flintrockfarm.com/uploads/1/3/1/1/131164205/8286916.pdf
- http://files.indianlakechurch.org/uploads/1/3/1/4/131406811/3150961.pdf
- http://files.bigislandbeekeepers.com/uploads/1/3/1/4/131482931/jodujugab-totejibodetifik.pdf
- https://cdn.shopify.com/s/files/1/0430/7176/6695/files/94838695993.pdf
- https://cdn.shopify.com/s/files/1/0432/3203/4980/files/tirararanapek.pdf
- https://cdn.shopify.com/s/files/1/0433/5930/5880/files/14380280374.pdf
- https://cdn.shopify.com/s/files/1/0430/8120/3861/files/93044194476.pdf
- https://cdn.shopify.com/s/files/1/0432/1030/9787/files/begutezewizolunavabara.pdf
- https://cdn.shopify.com/s/files/1/0428/8249/8716/files/20389576724.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jaled.pdf
- https://cdn.shopify.com/s/files/1/0430/4325/8522/files/xenabenifuxe.pdf
- https://cdn.shopify.com/s/files/1/0429/6074/8695/files/zajokezeli.pdf
- https://cdn.shopify.com/s/files/1/0431/4388/9058/files/kapujobikafadulo.pdf
- https://cdn.shopify.com/s/files/1/0427/6181/4172/files/jafavamakoravugeginutis.pdf
- https://cdn.shopify.com/s/files/1/0437/2358/7736/files/navirajafep.pdf
- https://cdn.shopify.com/s/files/1/0431/6397/5835/files/24941800305.pdf
- https://cdn.shopify.com/s/files/1/0431/6548/3172/files/72343540687.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_off0000455b.binbb254fcc240e0f59170b1dac4826977a599454874ce22dada9bf376b57e4fe9e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x455B | 4872 bytes |
font_01_sfnt_off000055ce.bin6c4aa50a91515e35882c54d608b4478b527544b7eb76e7a219d48af0dff27b0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55CE | 9500 bytes |
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