MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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External URI info PDF_URIPDF contains an external URL action
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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://trafffi.ru/aws?utm_term=email+writing+format+in+english+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4406812/normal_5faa1ec28fca9.pdfIn PDF document text
- https://mixosikopas.weebly.com/uploads/1/3/4/3/134383158/pufudalijudirufoki.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369143/normal_5f99e425b76d6.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/metakibeme/juvubir.pdfIn PDF document text
- https://s3.amazonaws.com/vukusa/shorter_oxford_english_dictionary.pdfIn PDF document text
- https://s3.amazonaws.com/lonozote/28618329048.pdfIn PDF document text
- https://s3.amazonaws.com/gagagakigibapo/mini_husky_for_sale_in_new_york.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/177cd204-b433-43fb-ac39-7e0ca5ff95de/xapobovujutotopufikixa.pdfIn PDF document text
- https://s3.amazonaws.com/pesetufavo/arte_greca_classica.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9b08e984-a982-4c24-b4a8-975c046aeca3/binding_of_isaac_everything_is_terri.pdfIn PDF document text
- https://s3.amazonaws.com/jidosatikim/68741845441.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d35d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD35D | 5504 bytes |
SHA-256: 04f3f9510039852cd2672e8dd30fa76ba5de8f42be01ccf64657c8a465d384e7 |
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font_01_sfnt_off0000e5ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5FF | 10400 bytes |
SHA-256: fd203844012bd2669f73b81826c0987ea8cf694d5fb022815f72bf4a5afe4284 |
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