MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a deceptive lure related to visa collection, which is a common social engineering tactic. It embeds multiple links, one of which, https://ttraff.cc/pify?keyword=authorization+letter+format+for+visa+collection, points to known malicious redirector infrastructure. The ML classifier strongly indicates maliciousness, and the PDF structure suggests it's designed to host a link farm for SEO poisoning, further supporting a malicious intent to redirect users to harmful sites.
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=authorization+letter+format+for+visa+collection
- http://files.c3pojhmi.com/uploads/1/3/1/3/131380337/6c37a1.pdf
- http://wubim.suzytbophotography.com/uploads/1/3/1/8/131856033/palesaponijoti.pdf
- https://cdn.shopify.com/s/files/1/0434/9594/8454/files/sixofip.pdf
- https://cdn.shopify.com/s/files/1/0432/3006/8894/files/sezivotakugigafugarixu.pdf
- https://cdn.shopify.com/s/files/1/0431/0417/4233/files/ayat_ruqyah.pdf
- https://cdn.shopify.com/s/files/1/0428/8688/9639/files/6824357599.pdf
- https://cdn.shopify.com/s/files/1/0433/2421/1354/files/63247088862.pdf
- https://cdn.shopify.com/s/files/1/0437/9652/9313/files/union_budget_2020_in_tamil.pdf
- https://cdn.shopify.com/s/files/1/0431/4251/2802/files/software_engineering_process_models.pdf
- https://cdn.shopify.com/s/files/1/0432/1764/9819/files/arms_exercises.pdf
- https://cdn.shopify.com/s/files/1/0431/0935/1578/files/arabic_writing_practice_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0428/6113/3990/files/sahih_al_bukhari_urdu.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_off0000595a.bine8e991bb8cf953f04ccfb2f2eae17d72a9e291bc6a0f1dd3bb63a0ffcf131434 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x595A | 5220 bytes |
font_01_sfnt_off00006afd.bin2f9a221d458add74c32f6d29c27db7995ca2c85f43da71b3136790599f4324ff |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AFD | 9744 bytes |
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