MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, with one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to a 'haunted house hidden object game' and includes the malicious URL. This suggests a social engineering lure to trick users into clicking the link, which then redirects to potentially harmful content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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=haunted+house+hidden+object+game In PDF document text
- http://jopodew.dulcineaquartet.com/uploads/1/3/1/4/131408071/31561b339bcad.pdfIn PDF document text
- http://gepeked.misoagogo.com/uploads/1/3/0/9/130969423/bf199c35.pdfIn PDF document text
- http://files.fluidfitperformancetraining.com/uploads/1/3/1/4/131453193/1c3381434f.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0132/3420/files/fast_email_verifier.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7693/5070/files/85456808937.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2672/6568/files/79537506428.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8266/9461/files/51959327871.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0460/2216/4639/files/silabus_biologi_sma_kurikulum_2013.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1080/9256/files/los_escritores_de_la_libertad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5808/6556/files/96288282501.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2807/0052/files/jorifeninosokamopam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5207/2088/files/temekakupefamubutifuxugu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7235/6509/files/gigaxot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6097/7048/files/8996017092.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2618/4352/files/1670626825.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0456/8252/4319/files/abstract_and_concrete_nouns_worksheet_grade_4.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9878/3382/files/pofutirujego.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006260.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6260 | 5400 bytes |
SHA-256: 32f94e0f4bd2ff1325cebf9faa0e714ee9a49b3d9e693c722a3428b9986e9253 |
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font_01_sfnt_off00007497.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7497 | 10616 bytes |
SHA-256: dced42748b774a4a2c7b83bb7468e0948a73d226430ce97d19fc106639a587df |
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font_02_sfnt_off00009915.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9915 | 16628 bytes |
SHA-256: 0edaf20887b6fa97af11b68fb5a14423f5f53e9da2dc24dfa575a6c2b0090066 |
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