MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which, 'https://ttraff.club/wix?keyword=dota+2+brewmaster+ultimate+guide', is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL and appears to be a lure related to 'Dota 2'. The presence of numerous other PDF links suggests a link farm or SEO poisoning tactic to distribute malicious content. The ML classifier strongly indicates maliciousness.
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.club/wix?keyword=dota+2+brewmaster+ultimate+guide
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/6454/1852/files/8784441883.pdf
- https://cdn.shopify.com/s/files/1/0434/1792/7837/files/66023014130.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pizejop.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/37394074323.pdf
- https://cdn.shopify.com/s/files/1/0433/9236/8796/files/towowugag.pdf
- https://cdn.shopify.com/s/files/1/0431/4690/3709/files/beget_verb_forms.pdf
- https://cdn.shopify.com/s/files/1/0434/4584/6168/files/avatar_movie_images.pdf
- https://cdn.shopify.com/s/files/1/0437/7581/9927/files/34427072816.pdf
- https://cdn.shopify.com/s/files/1/0429/9862/8501/files/13809336405.pdf
- https://cdn.shopify.com/s/files/1/0431/6646/6216/files/al_quran_dan_terjemahan_bahasa_malaysia.pdf
- https://cdn.shopify.com/s/files/1/0431/8271/9127/files/15494923984.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/
- http://scripts.sil.org/OFL
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007453.bin1c03ef03670f09e06b92a95a307b7a675238f7ae47f89a6b366bbf13b1803d3f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7453 | 5508 bytes |
font_01_sfnt_off00008706.binf08b3c1891d485d5d82256b24ba118377afad398cbc55ee82fc69cc8c4c925e8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8706 | 14944 bytes |
font_02_sfnt_off0000b5ca.bincc032a1d7efe9f52c63bdca4360dad9aff78fb14a47167d9e0089e6cc9416013 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB5CA | 16232 bytes |
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