MALICIOUS
186
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 6
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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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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://baarspo.ru/award?keyword=basic+english+assessment+test+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4462038/normal_603330947a031.pdfIn PDF document text
- https://loloxemevo.weebly.com/uploads/1/3/0/7/130739498/6036c38c644b2.pdfIn PDF document text
- https://cdn.sqhk.co/xuwadezab/iijhdhf/jexifimavinupoxu.pdfIn PDF document text
- https://gukevejulolun.weebly.com/uploads/1/3/2/3/132302942/5273614.pdfIn PDF document text
- https://cdn.sqhk.co/gagadobuv/Ii19hbJ/81030366596.pdfIn PDF document text
- https://zosifoke.weebly.com/uploads/1/3/0/8/130813504/8cff3.pdfIn PDF document text
- https://ruvedusipokowu.weebly.com/uploads/1/3/0/8/130813644/gavuw_segapebef.pdfIn PDF document text
- https://cdn.sqhk.co/vifekodilevi/idOzvji/3_mystery_words_level_3.pdfIn PDF document text
- https://faliroralomi.weebly.com/uploads/1/3/0/8/130874474/widuwikoselolot_wetupele_fabonerikuvi_lajakovukip.pdfIn PDF document text
- http://lamomusexosefe.66ghz.com/budismo_zen_y_psicoanalisis_fromm.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470211/normal_60289a69a1cae.pdfIn PDF document text
- https://puxasuzad.weebly.com/uploads/1/3/4/3/134352875/5243125.pdfIn PDF document text
- https://cdn.sqhk.co/wufevinek/H3Vhbhg/air_attack_2_mod_apk_unlimited_money.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4393356/normal_600e3430b5c40.pdfIn PDF document text
- https://pixadodo.weebly.com/uploads/1/3/2/7/132740612/sadenarun_sagepod_paxibijoletob.pdfIn PDF document text
- https://vakogupomuniv.weebly.com/uploads/1/3/4/6/134610568/8955502.pdfIn PDF document text
- https://cdn.sqhk.co/dejuxafe/GkjgzZ2/brilliant_vinyl_mystery_box.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://bidexegope.epizy.com/mozexogenuzada.pdfIn PDF document text
- https://8ed6bd9f-de2b-4923-b7df-82f95eb18a03.filesusr.com/ugd/7fa32f_c9fc479e97cb44acb483a9d6756089ed.pdf?index=trueIn PDF document text
- https://52cfbdcc-51c1-4e85-ba83-ad74149b4620.filesusr.com/ugd/93d431_3e3777e81a204dc0afd9d8eb68431a23.pdf?index=trueIn PDF document text
- https://30cc9e9c-6145-4029-bfdc-d0561bdb3a10.filesusr.com/ugd/0dcf4b_f134629354c04cdea6986e94bc835c0f.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_off00010afe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AFE | 5524 bytes |
SHA-256: 92deb1b6698df6733b0ad36c082506efa49784e951f912dcc5c475e754baba8c |
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font_01_sfnt_off00011da1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DA1 | 10828 bytes |
SHA-256: 4ed44ecc3fca1cae8770f013b156c0722088f7c911bb15c3c3d0a88774d35455 |
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