MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, includes the text 'Bug bounty hunter guide' and the same malicious URL. The file also contains a link farm of 13 external PDF links, many hosted on Shopify, suggesting an attempt to obscure the malicious redirector. The ML classifier 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.com/pify?keyword=bug+bounty+hunter+guide
- http://files.dmrproductions.online/uploads/1/3/1/3/131378838/9628368.pdf
- https://cdn.shopify.com/s/files/1/0440/2066/2422/files/difepemegitupodifaloko.pdf
- https://cdn.shopify.com/s/files/1/0435/9431/7981/files/67431431958.pdf
- https://cdn.shopify.com/s/files/1/0436/6431/0425/files/fallout_2_guide.pdf
- https://cdn.shopify.com/s/files/1/0437/7634/4225/files/pokemon_y_3ds_emulator_android.pdf
- https://cdn.shopify.com/s/files/1/0433/3866/2053/files/porojawamaziwa.pdf
- https://cdn.shopify.com/s/files/1/0437/7644/2519/files/95210842673.pdf
- https://cdn.shopify.com/s/files/1/0429/2539/2035/files/bitmap_get_type_android.pdf
- https://cdn.shopify.com/s/files/1/0435/5417/7185/files/lanuresubavigugufe.pdf
- https://cdn.shopify.com/s/files/1/0432/6785/0390/files/fimaketufuzunamikiwok.pdf
- https://cdn.shopify.com/s/files/1/0432/5530/0249/files/66075448246.pdf
- https://cdn.shopify.com/s/files/1/0437/1218/4474/files/buletogefugomonefopafo.pdf
- https://cdn.shopify.com/s/files/1/0433/8168/6439/files/ankle_injury_exercises.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_off000073fc.bin4edda9d81017eac616007f0bb9f000c19f37a5f245f40c96160f0e4d6798db21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73FC | 4960 bytes |
font_01_sfnt_off000084d1.bin076c971df2cec14dac56e58eccd25bbb215307626da622693ac0d2967cc3a292 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84D1 | 1768 bytes |
font_02_sfnt_off00008d9b.bin0632571fb0eceb727ab0460fa7932a0c1d0233e49a6599bdf7ac76d540d4bad4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D9B | 11120 bytes |
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