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 0.9996
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://kuzutuzo.ru/strik?utm_term=george%2527s+marvellous+medicine+grandma+description PDF link annotation
- http://fisareboveda.getenjoyment.net/kezijo.pdfIn PDF document text
- http://jiteruruw.sportsontheweb.net/60836212564.pdfIn PDF document text
- http://rimujitibux.mypressonline.com/acrobat_reader_edit_file.pdfIn PDF document text
- https://cdn.sqhk.co/subesanodag/gjOhege/word_puzzle_games_with_answers.pdfIn PDF document text
- http://zemojuvasu.iblogger.org/how_do_i_set_the_time_on_my_timex_indiglo_watch.pdfIn PDF document text
- https://cdn.sqhk.co/vowibesep/aajfxAh/bloodsport_hunter_22_crossbow_bolts.pdfIn PDF document text
- https://cdn.sqhk.co/zukuxenopo/aihdgcq/boo_boo_meaning_in_english.pdfIn PDF document text
- http://mufinofol.scienceontheweb.net/27347190679.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://694dae7a-2033-4a59-8b06-91ff4eec0774.filesusr.com/ugd/e1d58f_e34582a76cae44db934748e683db995e.pdf?index=trueIn PDF document text
- https://835a0401-7144-467e-aacc-710587930ffc.filesusr.com/ugd/432cba_4f58f700f5dc4866a95c4931059b7b59.pdf?index=trueIn PDF document text
- http://pogelejulogowev.rf.gd/70832391891.pdfIn PDF document text
- http://tiwokuvaredix.epizy.com/the_will_to_change_bell_hooks_read_online.pdfIn PDF document text
- https://3b9c8e93-52ab-41e8-96f8-e5fc639bf6fa.filesusr.com/ugd/fe3ccd_83fc42bd3cb34371ad3ce7edee0facc2.pdf?index=trueIn PDF document text
- http://betemeparax.rf.gd/xoturekekijekedumaladina.pdfIn PDF document text
- https://7f1158f2-e44e-4cac-991a-806210d1dc3e.filesusr.com/ugd/e4a8e1_9cf46c4f6e824b53999e403dbc0ef26b.pdf?index=trueIn PDF document text
- https://01c19f78-c7d0-441a-b56a-8672493f87de.filesusr.com/ugd/9d66c7_7b8e5468c5b8465192b694f98e7946df.pdf?index=trueIn PDF document text
- https://28932ed2-21d9-4123-99cb-fcff0aac4472.filesusr.com/ugd/cc089a_d2b19307374049a387febf0f79a746e8.pdf?index=trueIn PDF document text
- https://b8436764-02b3-4471-8711-1e8fed235cf0.filesusr.com/ugd/3b3fbb_e9f80881a70041ba9c41d8b267d5dd6d.pdf?index=trueIn PDF document text
- http://zewipurorafe.epizy.com/pitevaxaxibozesusizigu.pdfIn PDF document text
- https://7605c768-a471-4169-85a9-0dab509fd250.filesusr.com/ugd/20ab23_8ed68540b47c43d095297d4ccc035396.pdf?index=trueIn PDF document text
- https://ef733714-782c-48ea-8991-1bc0bf0c95f2.filesusr.com/ugd/ad2ade_881bac24ceb7453fb4ee360d16d90dd7.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001045b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1045B | 5400 bytes |
SHA-256: feac5518625b1dfd8b7486463b0a096e3b1b2e63343de746c560f661dbc5857a |
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font_01_sfnt_off000116b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116B2 | 10700 bytes |
SHA-256: 7a9de19f4b3f79d942c7029b7036eb1e036c48b9a5ea68d1c349b5b1602e7c0b |
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font_02_sfnt_off00013b38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B38 | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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