MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though partially corrupted, suggests a lure related to a 'study guide'. The presence of a malicious redirector indicates an attempt to lead the user to a harmful site, likely for further exploitation or credential harvesting. No scripts were extracted, limiting the analysis of direct execution.
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=a+life+beyond+amazing+study+guide
- http://wivawado.dogknows.co/uploads/1/3/2/7/132740585/zibubesurojez.pdf
- https://cdn.shopify.com/s/files/1/0431/5840/5276/files/46352963661.pdf
- https://cdn.shopify.com/s/files/1/0427/5834/0774/files/mubov.pdf
- https://cdn.shopify.com/s/files/1/0432/2230/2888/files/54527633864.pdf
- https://cdn.shopify.com/s/files/1/0429/2047/6828/files/rakejevaxibad.pdf
- https://cdn.shopify.com/s/files/1/0437/8296/3361/files/tamil_dubbed_hollywood_thrilling_movies.pdf
- https://cdn.shopify.com/s/files/1/0428/1440/6823/files/32731171131.pdf
- https://cdn.shopify.com/s/files/1/0429/5173/7498/files/42485743243.pdf
- https://cdn.shopify.com/s/files/1/0430/0826/2297/files/sains_dan_al_quran.pdf
- https://cdn.shopify.com/s/files/1/0432/0870/4164/files/esl_grammar_test_with_answer_key.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_off0000710f.bin06b417d529d24076c984ff2f06d9fc9f96cbc8eec569c010240fbb45f949f7e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x710F | 5292 bytes |
font_01_sfnt_off00008309.binc8144dc2823ab29781962639e86337e3f57d9ccfaab3f33d3dc7c8fe844fb3e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8309 | 10284 bytes |
font_02_sfnt_off0000a617.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA617 | 4324 bytes |
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