MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL that triggers the redirect. This suggests a phishing or scam attempt designed to lure users to a malicious site. The ML classifier strongly supports the malicious nature of this PDF.
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/wb?keyword=bissell%20portable%20carpet%20cleaner%20manual
- http://files.operationhelpahero.org/uploads/1/3/1/4/131453531/tovaxe.pdf
- http://ninag.zomibaptistchurch.com/uploads/1/3/2/7/132712315/e57e184501e.pdf
- http://files.carllindbeck.com/uploads/1/3/0/7/130738876/nokinikalezad.pdf
- http://files.parsonrob.com/uploads/1/3/1/3/131397981/2866807.pdf
- https://cdn.shopify.com/s/files/1/0435/4539/5359/files/33515046957.pdf
- https://cdn.shopify.com/s/files/1/0432/7201/1941/files/rodapamumulesa.pdf
- https://cdn.shopify.com/s/files/1/0433/9158/2357/files/bejokabexobofebez.pdf
- https://cdn.shopify.com/s/files/1/0435/5883/0231/files/likisam.pdf
- https://cdn.shopify.com/s/files/1/0430/6668/7642/files/52443104936.pdf
- https://cdn.shopify.com/s/files/1/0431/2150/8506/files/44908951576.pdf
- https://cdn.shopify.com/s/files/1/0428/2492/5340/files/mexagasekumiwukenefijo.pdf
- https://cdn.shopify.com/s/files/1/0435/6990/5825/files/sipiwivewomoro.pdf
- https://cdn.shopify.com/s/files/1/0439/3458/0891/files/27522372126.pdf
- https://cdn.shopify.com/s/files/1/0430/1144/0803/files/kozitokakokuzoditodomi.pdf
- https://cdn.shopify.com/s/files/1/0434/2172/8930/files/raduzupixizibinutu.pdf
- https://cdn.shopify.com/s/files/1/0429/7929/5383/files/colin_banwell_spectroscopy.pdf
- https://cdn.shopify.com/s/files/1/0433/4970/4854/files/59061810457.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_off0000537c.binb787914a638b57073caedf38cf8cbf308b98eb1c76accf2d62a374ce778d5647 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x537C | 5268 bytes |
font_01_sfnt_off00006543.bin6fca38cef53ba5d872a12fa7293641683884926b73cfd6d6cbf7ce501135f3d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6543 | 10260 bytes |
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