MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a link farm and a redirector link to known malicious infrastructure. The document body, though heavily obfuscated, contains text related to a book title and a URL that is also present in the heuristics. This suggests the document is designed to trick users into clicking malicious links, likely for phishing or malware distribution.
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.cc/pify?keyword=brain+on+fire+my+month+of+madness+book+pdf
- http://repodi.gbmphealthcare.org/uploads/1/3/1/0/131070487/7662492.pdf
- http://files.dawnmoniquewilliams.com/uploads/1/3/0/8/130874566/daviborafidagoxunus.pdf
- http://files.funnyfacespz.co.uk/uploads/1/3/1/4/131483361/jusotopirak.pdf
- http://files.fjreitztheatre.com/uploads/1/3/0/7/130776498/f5e2f3.pdf
- http://files.dawnmoniquewilliams.com/uploads/1/3/0/8/130874566/daviborafida
- https://cdn.shopify.com/s/files/1/0429/9735/0554/files/bojegujulotiduzonamatozon.pdf
- https://cdn.shopify.com/s/files/1/0431/2743/9526/files/lomiduzabi.pdf
- https://cdn.shopify.com/s/files/1/0432/8646/2620/files/91237981675.pdf
- https://cdn.shopify.com/s/files/1/0430/5725/0455/files/87671169271.pdf
- https://cdn.shopify.com/s/files/1/0436/0817/8845/files/kexivagetirimeg.pdf
- https://cdn.shopify.com/s/files/1/0434/4047/2214/files/97757529074.pdf
- https://cdn.shopify.com/s/files/1/0431/9988/9569/files/cardioversion_2020.pdf
- https://cdn.shopify.com/s/files/1/0429/2568/6951/files/77175418364.pdf
- https://cdn.shopify.com/s/files/1/0432/7378/1411/files/vejaselaburadolosused.pdf
- https://cdn.shopify.com/s/files/1/0431/7849/2072/files/74324229892.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000096ef.binac964ac2d4bdad31b09f4c6e299baff88814c8c44973188a4573ff3402ef6876 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x96EF | 5392 bytes |
font_01_sfnt_off0000a916.binaee81106c7eabf3e394477058237fd0c00af4317a2f6117d7cf01811993ab332 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA916 | 10136 bytes |
font_02_sfnt_off0000cbc9.bin1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBC9 | 4324 bytes |
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