MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links, one of which points to a known malicious redirector. The document body, though heavily corrupted, contains text referencing 'The dark knight screenplay' and the malicious URL, suggesting a lure to trick users into clicking the link. The ML classifier also strongly indicated maliciousness. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious content.
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=the+dark+knight+screenplay
- http://files.orangeeducationfoundation.org/uploads/1/3/1/8/131872079/2356455.pdf
- http://files.tandem-cyber-solutions.com/uploads/1/3/0/8/130813846/2e73fec.pdf
- http://files.artandhonor.com/uploads/1/3/0/7/130738622/disipojobop.pdf
- https://cdn.shopify.com/s/files/1/0438/4922/0256/files/form_mv-_82.pdf
- https://cdn.shopify.com/s/files/1/0428/0510/0707/files/matamabufixemujiriwikiji.pdf
- https://cdn.shopify.com/s/files/1/0437/4013/5575/files/mevafetagetejavoruradu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pafinekumukomotutawewokab.pdf
- https://cdn.shopify.com/s/files/1/0432/9753/8203/files/219306564.pdf
- https://cdn.shopify.com/s/files/1/0433/7152/8344/files/29761496966.pdf
- https://cdn.shopify.com/s/files/1/0431/2973/3282/files/88192080687.pdf
- https://cdn.shopify.com/s/files/1/0436/5670/8254/files/81361973977.pdf
- https://cdn.shopify.com/s/files/1/0432/3989/9304/files/mamilexilemude.pdf
- https://cdn.shopify.com/s/files/1/0430/5453/0709/files/sonemufuxopifa.pdf
- https://cdn.shopify.com/s/files/1/0428/3262/5831/files/kaiji_ultimate_survivor_episode_1.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_off0000d369.binccdcd0d88867f11d09d4dd36e508d00b75b3d2d84baf6f1b7fcdc4eef5a364e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD369 | 5448 bytes |
font_01_sfnt_off0000e5fa.bin8295143e6987f005e96ec9cd2055428c1e72ea0785941e3ce3c9cf6cc1f70efd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5FA | 10436 bytes |
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