MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a mass of external links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the string 'https://ttraff.ru/pify?keyword=cefaclor+375+bula+pdf', indicating a lure to a malicious site. The ML classifier also strongly flagged this PDF as malicious.
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=cefaclor+375+bula+pdf
- http://dekilamur.risingvines.com/uploads/1/3/2/6/132681670/davuzo.pdf
- http://files.glowmedica.com/uploads/1/3/0/7/130775245/rudoxibugoviv_kevonudogenuvu.pdf
- http://vuvixeno.rebeccagaddie.com/uploads/1/3/2/6/132696398/mozutoxa-sulese.pdf
- https://cdn.shopify.com/s/files/1/0437/8660/0609/files/sogemate.pdf
- https://cdn.shopify.com/s/files/1/0435/1141/4939/files/62001231361.pdf
- https://cdn.shopify.com/s/files/1/0430/7222/5442/files/mudov.pdf
- https://cdn.shopify.com/s/files/1/0440/7033/8725/files/dedozukuvun.pdf
- https://cdn.shopify.com/s/files/1/0433/4023/4917/files/college_general_chemistry_study_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/1541/3661/files/81659410691.pdf
- https://cdn.shopify.com/s/files/1/0439/3422/0456/files/weriti.pdf
- https://cdn.shopify.com/s/files/1/0430/9945/5642/files/867358305.pdf
- https://cdn.shopify.com/s/files/1/0430/4017/8333/files/1985_honda_shadow_500.pdf
- https://cdn.shopify.com/s/files/1/0435/6934/8763/files/systems_thinking_book.pdf
- https://cdn.shopify.com/s/files/1/0428/7699/3695/files/78308005279.pdf
- https://cdn.shopify.com/s/files/1/0429/0261/8278/files/blanqueamiento_interno.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_off00012d61.binef79cd61774ea7e62682c69926b42eb6f28f6ee29a12406d454fc6235fa6304f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D61 | 5148 bytes |
font_01_sfnt_off00013ef5.bin9e7ec8a3143bbdd0a78d3f36a36d1e294fff508d09d1e7a6cc375a111beaa393 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EF5 | 14888 bytes |
font_02_sfnt_off00016b4f.bincd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16B4F | 4324 bytes |
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