MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to distribute malicious content or phish users. The document body, though heavily obfuscated, appears to be a lure related to VHS tapes, likely to disguise the malicious nature of the embedded links.
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://zajinet.ru/strik?utm_term=how+to+remove+a+stuck+vhs+tape+from+a+tv%252Fvcr+combo PDF link annotation
- https://jifofavara.weebly.com/uploads/1/3/4/6/134631997/bidofejufi_bupebubiber_tukukunuvekebo.pdfIn PDF document text
- http://pelistens.xyz/central_pneumatic_air_compressor_oil_fill5syo0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476133/normal_6037ca8e9153d.pdfIn PDF document text
- https://cdn.sqhk.co/duzupafuj/vmPc3jc/91813498517.pdfIn PDF document text
- http://digitaltoolsfor.xyz/sony_ps-lx300usb_beltbc1yk.pdfIn PDF document text
- https://munerojepoges.weebly.com/uploads/1/3/4/0/134042508/tuwopopogenune-sufivirutofufe-gefafavosip.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417834/normal_601b6a0fd8bc8.pdfIn PDF document text
- http://tryne.xyz/descriptive_writing_exercisesnccln.pdfIn PDF document text
- https://cdn.sqhk.co/vumusokutil/egi9dTh/new_cartoon_movies_in_theaters_now.pdfIn PDF document text
- http://circus.market/the_crown_cast_season_3_imdbeq7zp.pdfIn PDF document text
- http://outputqwvk.space/whirlpool_quiet_partner_ii_flashing_clean_lightata6g.pdfIn PDF document text
- https://cdn.sqhk.co/fopikudapom/MrbQidg/aladdin_1994_tamil_dubbed_movie.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://dd7ee03d-3646-4e01-a1e1-4c0a7e2c9e57.filesusr.com/ugd/d7ba0f_d7ce4486fbdc4883a611a5ea3a112216.pdf?index=trueIn PDF document text
- https://d934ed86-632c-4751-b35b-4303166f997e.filesusr.com/ugd/be0f55_83762a28f4d24c71b6de38123d604bb4.pdf?index=trueIn PDF document text
- https://b4095e1f-5e43-4c35-8b28-ff0c3185c247.filesusr.com/ugd/9cc3de_8c723d2b188848d29b2b868d9930a323.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f0480304-4dd0-452b-ae22-9d8cd028a835/how_to_differentiate_viral_vs_bacterial_pneumonia.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/798c57f3-41a6-4e7c-9707-1a16eacff6bd/23387764297.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e3c80e9d-206d-4215-960d-3575140ffea5/fluke_773_user_manual.pdfIn PDF document text
- https://32cf4326-ba62-484c-a3ca-05d02c2dd2e5.filesusr.com/ugd/0b46e6_0bd848af484242659c6f201139e15295.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/90a9c913-75d7-4039-829f-cecafa8dd13f/symbol_scanner_ls2208_remove_carriage_return.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ea24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA24 | 2900 bytes |
SHA-256: 68d094faf81d2ea9f62e68ee4e789e40b6192f27e323b9e50c58fbaa8f881837 |
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font_01_sfnt_off0000f467.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF467 | 5576 bytes |
SHA-256: f6c11161660de2aeac81e1dea0d46e6a66f1538fd1b70bada64b96656c091a22 |
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font_02_sfnt_off00010749.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10749 | 12728 bytes |
SHA-256: 5173c9a36b67b94982433ce85f3030dea0a3f80635989378353406f9586af984 |
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