MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a mass of external links, many of which point to redirectors or unknown URLs. One prominent URL, https://ttraff.club/wix?keyword=rar+apk+download+old+version, is identified as a malicious redirector. The document body, though heavily obfuscated, contains this same URL, suggesting it is the primary lure. The presence of numerous PDF links and a malicious redirector indicates a phishing or social engineering attempt to direct users to malicious content.
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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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.club/wix?keyword=rar+apk+download+old+version In PDF document text
- http://purimipom.johnpielli.com/uploads/1/3/0/7/130739967/0881da29f20bb3.pdfIn PDF document text
- http://jazulak.shirleymurdocklifesongs.com/uploads/1/3/1/3/131380284/78fd2a.pdfIn PDF document text
- http://metetot.brunyislandseafood.net/uploads/1/3/0/7/130739564/1903515.pdfIn PDF document text
- http://files.vegasvowsforfree.com/uploads/1/3/1/3/131384432/770c15.pdfIn PDF document text
- http://ketaw.plantedparenting.com.au/uploads/1/3/1/4/131412290/nuwored_nuxefu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://d4119e3d-4693-45fa-a6d3-5bbd5cef8c4a.filesusr.com/ugd/eb6612_2d05cb8c850f40bbb6071b1366bff636.pdf?index=trueIn PDF document text
- https://70e55933-4ae0-4a4d-9f01-06d9931e4f92.filesusr.com/ugd/9421c8_141eaa0cb0a34b8d928b7c23515ca8b8.pdf?index=trueIn PDF document text
- https://89adcae0-f77e-43a9-981d-f13055f91da0.filesusr.com/ugd/06497e_76d49e71a291453096481fbc216182a6.pdf?index=trueIn PDF document text
- https://d959f8d9-8d77-4851-8009-d72eb91d17d9.filesusr.com/ugd/cafc24_70cd76e4d7ab4189bbd1056d21372150.pdf?index=trueIn PDF document text
- https://cdn.shopify.com/s/files/1/0454/8824/2838/files/ralulevutizikopebovemiwab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0463/5338/3581/files/essential_cell_biology_online.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2641/4749/files/zeta_psi_pledge_manual.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000061b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61B4 | 4884 bytes |
SHA-256: d6c49a70f0cbeec20d8d2fb44bb5ce165b1364ce636e869ecd66dd6ca0a255b4 |
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font_01_sfnt_off00007271.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7271 | 15676 bytes |
SHA-256: b251d3adcc17c17525c73b25692fab509439c544ce7f07a49330a647bdefd502 |
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font_02_sfnt_off0000a46b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA46B | 16180 bytes |
SHA-256: 2971edd002e0b824ea6f6d3950fee50ed15f06f051d459e871ee757c8a57b62a |
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font_03_sfnt_off0000b9a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9A4 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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