MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one critical heuristic identifying it as a redirector to malicious infrastructure. The primary malicious URL, https://ttraff.com/pify?keyword=food+vocabulary+worksheets+for+kindergarten, is designed to obscure the true destination. The document's content, though heavily obfuscated, appears to be a lure related to educational materials to entice users to click the malicious links.
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/pify?keyword=food+vocabulary+worksheets+for+kindergarten
- http://lanazoku.pkpressurekleeninc.com/uploads/1/3/1/4/131407148/gikizu.pdf
- http://files.sahja.org/uploads/1/3/1/4/131407067/4982609.pdf
- http://files.mymobelity.com/uploads/1/3/2/6/132682819/5140577.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0441/3505/5512/files/58686395910.pdf
- https://cdn.shopify.com/s/files/1/0448/0398/1463/files/xodizuriwudebewodudunu.pdf
- https://cdn.shopify.com/s/files/1/0437/9341/6349/files/matura_angielski_swka.pdf
- https://cdn.shopify.com/s/files/1/0435/3143/6186/files/75257435451.pdf
- https://cdn.shopify.com/s/files/1/0438/3349/1606/files/avoir_etre_faire_aller.pdf
- https://cdn.shopify.com/s/files/1/0437/0569/6409/files/88762212938.pdf
- https://cdn.shopify.com/s/files/1/0438/6550/5952/files/takotsubo_cardiomyopathy.pdf
- https://cdn.shopify.com/s/files/1/0429/0379/7916/files/bse_odisha_9th_class_science_book_download.pdf
- https://cdn.shopify.com/s/files/1/0432/1627/3575/files/dafaramedezunejudike.pdf
- https://cdn.shopify.com/s/files/1/0429/9309/0714/files/papopunazaledotogaluk.pdf
- https://cdn.shopify.com/s/files/1/0430/1615/9385/files/zovujiwukiduwopik.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_off00005a2f.bin4227afa1e5a3c471ae6bfa189495961bfa6163b5a63b68b7865f5759b93e435e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A2F | 5696 bytes |
font_01_sfnt_off00006db1.binef9884060afe638bf01956aace1ff2f0de2a7c7dca28dc9948516774a916bee0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DB1 | 9864 bytes |
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