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://botokaw.ru/wix?keyword=hp+z230+bios+manual PDF link annotation
- http://lnstagramcopyrigtservice.com/41661882478rjnhs.pdfIn PDF document text
- http://ilmahli.com/cultural_studies_theoristsdxs1w.pdfIn PDF document text
- http://poradoit2.site/24168642049px9in.pdfIn PDF document text
- http://arthromedro.xyz/predicting_reaction_products_chemistry_worksheetpnlvs.pdfIn PDF document text
- http://vashe-zdorovie.xyz/govafexajevonadewikixari1dkmv.pdfIn PDF document text
- http://czecheducation.space/seroromabetimkmb5u.pdfIn PDF document text
- http://cocobeautybar.ca/how_to_archer_push_upfuhg4.pdfIn PDF document text
- http://svarka-aurora.online/82243106538d02h5.pdfIn PDF document text
- http://ibkreactiva2020.com/68224632339en7uj.pdfIn PDF document text
- http://www.opentle.orgIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://21c505bb-01ca-4817-a549-4ed1ebba5040.filesusr.com/ugd/7d7105_7d76232c8fe74830b5e8b013912b48b1.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/9dd6dac5-2600-48d7-8195-674f47fe0a20/88641087572.pdfIn PDF document text
- https://e114ad41-1367-46fe-a5fd-427bf640f69d.filesusr.com/ugd/a63c55_47de8d71b42d4f9dae902b3b82b15d60.pdf?index=trueIn PDF document text
- https://4a7d9d2b-1d67-446c-8d6d-bdd3043d1f60.filesusr.com/ugd/c3d078_ed229df6f1fb4b0b9dcf46774bb41f96.pdf?index=trueIn PDF document text
- https://b3a1a1c9-4f8f-4fb8-b7cc-7339030cc889.filesusr.com/ugd/162fe6_43998e9b0430418c90794e01792c586d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/c9372866-3712-44db-af13-55099c81d34f/importance_of_english_as_a_second_language_in_india.pdfIn PDF document text
- https://2386e270-bd20-42c1-b3e5-1ba7eaa1d68d.filesusr.com/ugd/b4f0c6_beec9bd951754ad195aea8ae439c737f.pdf?index=trueIn PDF document text
- https://52a72965-a6d2-471e-b66a-59a59a4d663b.filesusr.com/ugd/e643da_bc21b387ce9d4e29aaf1b1cec8bb2c3b.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/71431ad6-781c-4fa6-a953-df08bb9733f5/zuxafowuran.pdfIn PDF document text
- https://19a49760-34f4-40c2-bf27-8a214d7c07e0.filesusr.com/ugd/3283b0_c6faf01d9a884b0db1db828ab7c7caef.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f9839841-9706-4c1c-8768-cca45f3841ca/tim_ferriss_naval_ravikant_podcast_number.pdfIn 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://www.gnu.org/licenses/gpl.htmlIn 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 |
|---|---|---|---|
stream_003_off000128c9.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x128C9 | 10856 bytes |
SHA-256: 49f6b36be11a49b483982b7fba857bec67dae321c5c892b7f5a609a84a64f507 |
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font_00_sfnt_off00011653.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11653 | 5460 bytes |
SHA-256: 9642ac130f51c51594645c1a9aa0b8cfd8a45c738f37623b61c18ae82d86cafd |
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font_02_sfnt_off0001477e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1477E | 11652 bytes |
SHA-256: 6b11dc84e82fa64ebb11ee353415995d87ff460e23fb2e0f3b173d729349665a |
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