MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many of which are dynamically generated or use numeric slugs, indicative of a link farm or SEO manipulation tactic. One primary URL, 'https://jottigo.ru/strik?utm_term=music+theory+for+young+musicians+grade+1+pdf+free+download', is flagged as suspicious. The presence of PDF_SEO_LINK_FARM and PDF_URI heuristics, along with ClamAV detection as Pdf.Phishing.Trojan, strongly suggests a phishing or malicious content distribution attempt. Although no scripts were explicitly extracted, the PDF structure and link farm behavior are consistent with techniques used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.8120
Heuristics 4
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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://jottigo.ru/strik?utm_term=music+theory+for+young+musicians+grade+1+pdf+free+download PDF link annotation
- https://kufidadifijerid.weebly.com/uploads/1/3/1/4/131407945/lotede-puvizesiroga-fixoruset-pewitegusok.pdfIn PDF document text
- https://zipibolusoxa.weebly.com/uploads/1/3/4/6/134627603/vaxoxiko.pdfIn PDF document text
- https://juxosejuw.weebly.com/uploads/1/3/4/4/134481686/jadutebewenov.pdfIn PDF document text
- https://vokobilozo.weebly.com/uploads/1/3/4/2/134235622/gigegizisekanov.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/a3f51c8c-0725-4fe3-a921-0f4ff84e4575/vusadeliwozofafikone.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f4dee58c-7169-4e6f-af07-966c05a25d68/chevy_nv4500_transmission_rebuild_kit.pdfIn PDF document text
- https://s3.amazonaws.com/remuv/90430379068.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ab8ccc0b-c2de-4a23-9c64-7e5767942e03/how_to_learn_python_as_a_beginner.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f0b9e1cc-e49e-4998-9396-4ac4dc4d6f5a/fs-gt3c_firmware_update.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0897d974-e139-428c-adba-d59653d82f50/easy_does_it_idiom.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f80560cf-6152-4264-a61d-a7b703c11525/76199847853.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8ee5b858-926d-487b-9ce1-7123064c427a/skyrim_uninstall_unofficial_patch.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/40d7005c-cd89-44c2-b7e3-bff6f5b20d70/how_to_describe_a_double_bubble_map.pdfIn PDF document text
- https://s3.amazonaws.com/xisefowu/hp_pavilion_zv5000_audio_driver_windows_xp.pdfIn PDF document text
- https://s3.amazonaws.com/bomifabipi/78919428892.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c139caf6-0301-4338-9cf8-8e6ca55c4139/percy_jackson_and_the_lightning_thief_audiobook_chapter_22.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/973fff9a-e838-4a4f-a7f2-1ccbe93ca1da/how_to_find_the_angles_of_a_trapezoid_given_side_lengths.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9fafedf5-8456-4296-a4c9-82a97806ed65/how_to_activate_pro_tools_on_ilok_cloud.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b001b87b-014f-476d-bd2b-af3b1e523542/free_birth_chart_compatibility_report.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c2dcd50b-2fa0-49a8-83ee-01d6e12f2be9/mabisewonoxopixobetupixa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b66d5ab7-3013-4255-964e-0d0cf537a2fd/asrock_h77_pro4-m_specs.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9019b61f-ade2-4783-b230-fea0a5c738fa/kasugo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e2595031-8bbb-458d-b219-bde239970f18/como_se_dice_buenos_dias_en_nahuatl_wikipedia.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010fd4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FD4 | 5820 bytes |
SHA-256: 14b22274d75c1e7101a190609644ff3116f24135ba0c91598a17d1a7009da5c2 |
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