MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external links, many pointing to disposable hosting, suggesting a link farm or SEO spamming operation. The primary URL, 'https://jumiwimov.ru/award?keyword=beautiful+in+white+chords+piano+pdf', indicates a lure to a specific search query. ClamAV and ML classifiers strongly indicate maliciousness, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://jumiwimov.ru/award?keyword=beautiful+in+white+chords+piano+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4450251/normal_602d99bd1a711.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4418000/normal_60244fa601591.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387424/normal_601bdf978a1d2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4503584/normal_605d99c2aa23e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366627/normal_60466fae166f4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375894/normal_5fe9caaec4978.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4500201/normal_60019c7a0d839.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370547/normal_5fe64c81d2f93.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/vipinib/bitter_greens_kate_forsyth.pdfIn PDF document text
- https://0e67983c-e844-40c9-b604-97311ec94efe.filesusr.com/ugd/6e13d9_52c63f06c30d47ac9499d1f357528690.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/lixisariwulo/twitter_apk_for_pc_windows_7.pdfIn PDF document text
- https://3dd85f33-233b-4b3c-8e53-142bc8307eec.filesusr.com/ugd/8df890_c9df075394bb42538eb97eebb324ed34.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zasepo/35715929256.pdfIn PDF document text
- https://28ed73df-463f-41d7-bc87-4635118fd8e0.filesusr.com/ugd/74acc8_5948f4554046460aa96861e0de3cb7a9.pdf?index=trueIn PDF document text
- https://0a9d52b7-bae8-445b-b6d2-8eba0f02533c.filesusr.com/ugd/729231_81b5338988384d16a0f2912773e38642.pdf?index=trueIn PDF document text
- https://467375c7-a7a6-4806-a9b7-892c2a528f89.filesusr.com/ugd/911174_a69fcda8113b4e418dc15526f7cc2c8b.pdf?index=trueIn PDF document text
- https://19e6fc83-c281-4d06-93fd-e8b16a02b90a.filesusr.com/ugd/ce5d00_b273cc8d05f84f329263f272324ad515.pdf?index=trueIn PDF document text
- https://e26976e3-f089-44cc-a2a6-54bcc6cae308.filesusr.com/ugd/0df15e_7e9f225102e84d49ae1d9d5053b82b7c.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/wewiro/fusionner_des_avec_acrobat_reader_dc.pdfIn PDF document text
- https://d6d3a1c5-32ce-46e9-ae92-c5b8d84d65d9.filesusr.com/ugd/a3b54b_f26eaf5256ad4c7582572ba5eae222b4.pdf?index=trueIn PDF document text
- https://f8b2de7a-6012-4721-b8f1-df5267d6bb95.filesusr.com/ugd/8ebb60_9b9d5d6e97e342b98b5da7d9b9d7e876.pdf?index=trueIn PDF document text
- https://8fc1c2d6-49ba-4d63-8b95-0327ef2b1627.filesusr.com/ugd/1849a1_b2432a0a524f4968a7fbdba74fa5b832.pdf?index=trueIn 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_off0000da7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA7E | 5384 bytes |
SHA-256: e9480cd54ac66fdae241811967fdb3fe75a66f8679beb2e9354cf54e5a778e83 |
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font_01_sfnt_off0000ecdf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECDF | 10440 bytes |
SHA-256: 51a909de663b67f7852e567239acc88e832e8e4beb206be55b57e5ff4b06b80c |
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