MALICIOUS
174
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, disguised with keywords related to accounting software. It also features a large number of embedded links, many pointing to PDF files, suggesting a link farm or SEO manipulation tactic. The presence of a callback lure further indicates a phishing or scam attempt.
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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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/wix?keyword=peachtree+complete+accounting+softwa
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_3ba1575a95e042ae8e625d3dd533067c.pdf
- https://static.usrfiles.com/ugd/07625c_76bec8b2455b4d1da8e820c9bd722a57.pdf
- https://static.usrfiles.com/ugd/6f58fb_c3f4ab2b1f9c4ad5998bc0eec8f2ceca.pdf
- https://static.usrfiles.com/ugd/b8c837_893b824729e540a7a7df4385467bf7b6.pdf
- https://static.usrfiles.com/ugd/b8c837_931b0e9b7100493282f08215d2cce20d.pdf
- https://cdn.shopify.com/s/files/1/0465/2154/8958/files/disputing_credit_report_credit_karma.pdf
- https://cdn.shopify.com/s/files/1/0429/4914/8828/files/latesezogokisa.pdf
- https://cdn.shopify.com/s/files/1/0430/7786/1527/files/46722399940.pdf
- https://cdn.shopify.com/s/files/1/0434/2670/9665/files/libro_temperamentos_transformados.pdf
- https://cdn.shopify.com/s/files/1/0431/2124/6359/files/basic_concepts_of_coordination_chemistry.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005bdf.bin4be1670546aa6e74404890c13ab1552fe2e8a4ce4530d94ad92586eae796dc33 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BDF | 5520 bytes |
font_01_sfnt_off00006e90.bin9dfbe68009eff095062dcfdf05d30e401936ded377d3e9437b5106df32a313d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E90 | 11316 bytes |
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