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 0.9998
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://chcial.ru/pbw?utm_term=how+to+use+farberware+single+serve+blender PDF link annotation
- https://tofeniva.weebly.com/uploads/1/3/4/6/134625175/8617498.pdfIn PDF document text
- https://nozezezolakufu.weebly.com/uploads/1/3/2/6/132695232/6990b89.pdfIn PDF document text
- https://fowifosefudewak.weebly.com/uploads/1/3/4/6/134699900/8672080.pdfIn PDF document text
- https://zubikazosiz.weebly.com/uploads/1/3/4/7/134761183/tilejidefedidonawum.pdfIn PDF document text
- https://doliwejivus.weebly.com/uploads/1/3/4/3/134353379/wenusuxuvopowin-nurudakev.pdfIn PDF document text
- https://depuxibuf.weebly.com/uploads/1/3/4/7/134762413/zetabutan.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/ded9413d-ff9f-46bd-a584-3481b218a9b3/rivubozigovixemenut.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7afbc477-9c09-4d54-b407-654d24eac088/top_hip_hop_hits_2020_playlist.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9d161041-828b-4d54-8299-8ef7d9c222cc/jomezejuxufobesetesevu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/64d83cf4-355c-412d-acc0-cca6620ddd29/tukag.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/95c9cab3-ebb7-4dcb-a4cb-f6a7189b5cba/38842716622.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e06685f7-f6b4-49b6-9e81-aae8c1e9ab4c/40594071680.pdfIn PDF document text
- http://genarozep.pbworks.com/w/file/fetch/144496182/31921943312.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c7fe0447-cf4a-4a33-b7a6-e54d569a8743/yamaha_ns10_vs_hs80.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4c2f2899-95c0-4e8a-a688-bc52ead411df/60479018878.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/081a277f-f55c-43ea-a1ae-9056d87c50c1/philips_respironics_system_one_heated_tube.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cb844a36-9ae4-4b7d-a697-44b0b290d468/95690205455.pdfIn PDF document text
- http://tujelupirobe.pbworks.com/w/file/fetch/144614349/85950008273.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d781208d-0d72-4321-9a97-7eed27cf9808/zopewibedirazegod.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://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_off0000d6a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6A4 | 5328 bytes |
SHA-256: 9a9674feec8c4b1330c959316db80379fd7ced3fe0f67acd15395a0916479169 |
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font_01_sfnt_off0000e8e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8E8 | 10720 bytes |
SHA-256: 8d87895904067fda690a993764b833efef949d2b8306c99438120de3287d961b |
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