MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.club/pify?keyword=gizmo+embryo+development+answer+key'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, with 'https://uploads.strikinglycdn.com/files/0d4647af-ca99-4fc6-83a8-65eda31516e4/71138869386.pdf' being the first identified. The ML classifier also strongly flagged this PDF as malicious. The document body, though partially corrupted, contains the same redirector URL and appears to be a lure for the user to click on the embedded links.
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/pify?keyword=gizmo+embryo+development+answer+key In PDF document text
- https://site-1039883.mozfiles.com/files/1039883/17743767257.pdfIn PDF document text
- https://site-1040360.mozfiles.com/files/1040360/36539170645.pdfIn PDF document text
- https://site-1042540.mozfiles.com/files/1042540/togewopad.pdfIn PDF document text
- https://site-1042419.mozfiles.com/files/1042419/16051457023.pdfIn PDF document text
- https://site-1036840.mozfiles.com/files/1036840/18893402739.pdfIn PDF document text
- http://files.mybritelite.com/uploads/1/3/1/6/131606213/bcdcf6f2.pdfIn PDF document text
- http://files.moorishnationpublicrecords.com/uploads/1/3/0/7/130776484/2242099.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/0d4647af-ca99-4fc6-83a8-65eda31516e4/71138869386.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ca277f7f-95d4-456b-9cee-732651c0da63/57186792496.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2783f7fb-070d-42e5-8c7a-df91d8b242e6/futezibowa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/48eebd30-7580-4b7f-9fb7-ea2b418dfaed/98484885577.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/68a3d29c-be83-464a-b915-64cf8ff0ff46/moxedegefafu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3a3b6152-0d0b-457e-8050-8a3c4c74699a/92488526695.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a2f0cc63-8483-4be1-87c9-2c53afc51ff3/35420550114.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/537aec56-1116-443d-aa86-1df022bd3eb5/didozusugamujofak.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/83264492-8560-44bd-b625-b07150939886/titefeseremuzurupu.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006bdc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BDC | 5644 bytes |
SHA-256: 0835319d1fddfecf06d2444278fc325cc609b741d7f743874c44b01fe6f42fdf |
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font_01_sfnt_off00007f27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F27 | 10128 bytes |
SHA-256: 375c0c8e73bcc60b39acf1edcce62a53b1a2ac5621eb377c77b5ceb3c199015d |
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