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://fokemale.ru/123?utm_term=hi+engineering+services+guidelines PDF link annotation
- http://bewewafip.scienceontheweb.net/38304133312.pdfIn PDF document text
- http://xodaxedepapopox.mygamesonline.org/74078655102.pdfIn PDF document text
- http://digosige.mywebcommunity.org/acthar_start_form.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://c03439ef-6557-4199-865e-586791a52b6c.filesusr.com/ugd/6bb4a2_83494b1b3ced42bda79c9b59d600db80.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jejulurowev/ethos_pathos_logos_worksheet_middle_school.pdfIn PDF document text
- https://s3.amazonaws.com/tajimipojimo/90399336897.pdfIn PDF document text
- https://05f6fcc2-a4c7-4d5b-b58c-97b640a93f4d.filesusr.com/ugd/74147a_5483791c91e94762ba7c4ed08c05b670.pdf?index=trueIn PDF document text
- https://bef89f6e-6323-4b84-ad9d-a44490bfcc4f.filesusr.com/ugd/96768c_b1babd4d74454503b33ad0b3072ba1cc.pdf?index=trueIn PDF document text
- http://sekuwomexapa.myartsonline.com/nowubufumevi.pdfIn PDF document text
- https://s3.amazonaws.com/jazofi/39080283540.pdfIn PDF document text
- https://s3.amazonaws.com/zoluwivebiro/41436850851.pdfIn PDF document text
- https://0e627107-309b-4451-a84d-e7064c41fccd.filesusr.com/ugd/04c368_1dd7af24f477493f9a4293ff786ed498.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/bolovopizonuki/los_cascabeles_magicos.pdfIn PDF document text
- https://0dea665b-aaaa-42f3-a52c-f86f0fd1efa2.filesusr.com/ugd/8b9728_d2cb241957684335b3cd35fadfc5a981.pdf?index=trueIn PDF document text
- http://gavofime.atwebpages.com/english_grammar_exercises_for_beginners_free_download.pdfIn PDF document text
- https://b3dfd9c9-1030-471f-a26d-814ea73dbccc.filesusr.com/ugd/d97afa_3804f7a6ca784c0b9f589878c3a630d7.pdf?index=trueIn PDF document text
- https://9e1b5e4e-b4ab-405b-8fdf-b3b6d7b19c28.filesusr.com/ugd/94ea38_21c5e8d7aca54f2d9acd6c984371f4b9.pdf?index=trueIn PDF document text
- https://b3a8b944-ddec-4d17-9b53-5a1c05c66d8c.filesusr.com/ugd/314503_d62538be9ae241ee9673abe9db4e32e3.pdf?index=trueIn PDF document text
- https://aefb6378-f3ca-470a-b9d2-22936542d087.filesusr.com/ugd/fe129c_f8235529999141f797796215cd95cab3.pdf?index=trueIn PDF document text
- https://ee42ee57-4547-4a8c-8a66-6cccb7f6869d.filesusr.com/ugd/2a9ad2_c711f29715bb4c2e84f58fc73c164a9b.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_off0000d6e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6E4 | 4612 bytes |
SHA-256: 9a5d5cc5890264c1fbf7482f2b3c139d35235c113475cc6d96c532a097d7ad8d |
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font_01_sfnt_off0000e68e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE68E | 10464 bytes |
SHA-256: bc6398f7c3e37132287004b326e6834fcce1305a445e15dee6cd7d54fd9d268b |
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font_02_sfnt_off00010a21.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A21 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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