MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9993
Heuristics 5
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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 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://allytemp.ru/pbw?utm_term=binary+subtraction+using+1%2527s+and+2%2527s+complement+pdf PDF link annotation
- https://static.s123-cdn-static.com/uploads/4369646/normal_5fe0d7e4a4be6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420260/normal_60b9b119b568b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369328/normal_603434bb8d29e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4462688/normal_6056a3f71cf7d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417807/normal_60431f408d506.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387918/normal_6059b7a560c1a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415742/normal_5fdb2d47aea2c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4402481/normal_6020b31e0c079.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4411270/normal_6010135b3b990.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413239/normal_604eb11598bb3.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4465397/normal_5fefc16d003a3.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
- http://junerew.pbworks.com/f/dungeons_and_dragons_monster_list.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e0498af4-852e-4f1f-8485-3989991aa989/48523849290.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/32ae7143-f2ae-410d-8f39-897af4f984bd/how_to_pair_pioneer_deh-x6700bt.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/66394966-c0e8-48db-a44b-6b4b8943a954/rofalirovumi.pdfIn PDF document text
- http://giwupiraride.pbworks.com/w/file/fetch/144559785/zawojoni.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/de1154fc-5c90-4e4e-bd1d-55be415db401/99663998048.pdfIn PDF document text
- http://gupiguna.pbworks.com/f/4337235011.pdfIn PDF document text
- http://mogulazedub.pbworks.com/w/file/fetch/144512301/past_simple_irregular_verbs_list_elementary.pdfIn PDF document text
- http://pugaxigodaka.pbworks.com/w/file/fetch/144459612/serijiv.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cf3e5088-c34d-45e3-9f89-ce0b5406bf4e/how_to_pair_remote_with_hunter_fan.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d7e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7E3 | 5868 bytes |
SHA-256: 9d5631337cfa07d5fd10f249d345c7aed41293f1e7d3a0f5e7666be9f9a2a436 |
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font_01_sfnt_off0000ebc7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBC7 | 10588 bytes |
SHA-256: 9a461b8950cfa7e8ab405207f34a8bb9f944c7d6e911f1c72bad2832e020d25b |
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font_02_sfnt_off0001103b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1103B | 16204 bytes |
SHA-256: 541fa2b6826b0add99b7d5a173ef1e6a5567607b5192f75b810eb17d6a563501 |
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font_03_sfnt_off00012569.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12569 | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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