MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to SEO-optimized PDF files hosted on various domains. One of the primary links directs to a known malicious redirector at 'ttraff.ru'. This suggests the document is part of a link farm or SEO poisoning campaign designed to drive traffic to malicious infrastructure.
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.ru/pify?keyword=winter+colouring+sheets+for+kindergarten
- http://files.plainfieldgirlscouts.org/uploads/1/3/0/8/130813692/julodelarukat-kadovejexabo-fefuwiw.pdf
- http://kutuvez.talesfromthenursinghome.com/uploads/1/3/1/1/131164462/5d38b0bf628867d.pdf
- http://files.marrakechguidedtours.com/uploads/1/3/0/7/130739947/nitavipij_kajutirudo_gimofe_duwez.pdf
- http://files.crossfamilystudio.com/uploads/1/3/0/7/130739693/3423159.pdf
- http://files.luangprabanglibrary.com/uploads/1/3/1/4/131411896/5873156.pdf
- https://cdn.shopify.com/s/files/1/0432/8371/0117/files/98663569554.pdf
- https://cdn.shopify.com/s/files/1/0433/9289/3093/files/amplifier_repair_guide.pdf
- https://cdn.shopify.com/s/files/1/0430/9159/1317/files/emerald_tablets_of_thoth_deutsch.pdf
- https://cdn.shopify.com/s/files/1/0427/6954/7431/files/cardiopulmonary_bypass_principles_and_practice.pdf
- https://cdn.shopify.com/s/files/1/0433/8250/5628/files/45070940433.pdf
- https://cdn.shopify.com/s/files/1/0431/6217/3604/files/architectural_drawing_download.pdf
- https://cdn.shopify.com/s/files/1/0433/1307/0238/files/87172296848.pdf
- https://cdn.shopify.com/s/files/1/0429/2031/2991/files/38206757874.pdf
- https://cdn.shopify.com/s/files/1/0431/4241/4487/files/calendario_2020_para_imprimir_chile.pdf
- https://cdn.shopify.com/s/files/1/0435/0276/4184/files/nekepakev.pdf
- https://cdn.shopify.com/s/files/1/0433/6674/4220/files/zojaxobes.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000672c.bind21a15a5d09a168eecf541b6252b3053a44b0ea181d0eaa39d19811a08a41467 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x672C | 5360 bytes |
font_01_sfnt_off00007968.bin3f16856f29984445177e2577fa2f4890c45223fd36d62adfa0994dd86cfa65c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7968 | 9976 bytes |
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