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 0.9998
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://zajinet.ru/award?keyword=linear+algebra+math+book+pdf PDF link annotation
- http://zebarugusi.22web.org/is_lemony_snicket_married.pdfIn PDF document text
- https://cdn.sqhk.co/xolofiwano/8Td5vii/tripura_pin_code_list.pdfIn PDF document text
- http://pusovemolexed.scienceontheweb.net/11414789520.pdfIn PDF document text
- http://strgb2.ru/irobot_roomba_i4_4150_wi-fi_connected_robot_vacuum_priced9oiz.pdfIn PDF document text
- http://besemafobekilir.22web.org/81176277818.pdfIn PDF document text
- http://dibosezufo.getenjoyment.net/15277779223.pdfIn PDF document text
- https://belexikezetuvom.weebly.com/uploads/1/3/0/7/130775063/xaxiwoxavejan-vasagikow-ruwopujikake.pdfIn PDF document text
- http://mowisadewojapu.22web.org/around_the_clock_spongebob_game.pdfIn PDF document text
- https://vajasefa.weebly.com/uploads/1/3/4/4/134490273/7587559.pdfIn PDF document text
- http://hotita.space/ignou_assignment_front_page_freelmrkd.pdfIn PDF document text
- https://dixodenifafazud.weebly.com/uploads/1/3/1/8/131856669/kekelobitosogo.pdfIn PDF document text
- https://cdn.sqhk.co/zupodejadofe/7gcfhK2/zinerital.pdfIn PDF document text
- https://cdn.sqhk.co/molivovuki/fhejjgc/elves_vs_dwarves_cheats.pdfIn PDF document text
- http://boothattendant.com/bloatware_remover_apkpurethl5j.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://s3.amazonaws.com/pidufozu/86088463362.pdfIn PDF document text
- https://s3.amazonaws.com/voropa/axiom_61_manual.pdfIn PDF document text
- http://zemufobure.rf.gd/beta_probability_distribution.pdfIn PDF document text
- http://loxabireja.rf.gd/upstream_for_bulgaria_b1_answers.pdfIn PDF document text
- https://s3.amazonaws.com/perurulexi/zeworagurototiso.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_off0000f0c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0C8 | 5208 bytes |
SHA-256: dced4b97d0949a84651aef180c868b67f41db1b6ba1b4840919e8b9d2ca231ff |
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font_01_sfnt_off00010242.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10242 | 11328 bytes |
SHA-256: 9b68a0ce305ab7677206f58c1d014bcbb0549c27391d78cf4f73454a5472b1d9 |
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font_02_sfnt_off000128d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128D9 | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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