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, exhibiting characteristics of a link farm. It contains numerous external URIs, including one pointing to 'ponafet.ru', suggesting a phishing or malware distribution attempt. The PDF structure and embedded links are indicative of a spearphishing attachment, designed to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://ponafet.ru/award?keyword=altruism+journal+articles+pdf PDF link annotation
- http://xusekulatubobip.22web.org/groot_bestand_kleiner_maken.pdfIn PDF document text
- http://bamovewube.22web.org/51192569041.pdfIn PDF document text
- http://wixiziz.iblogger.org/jisulejovivalasawif.pdfIn PDF document text
- http://pemojubeku.iblogger.org/digogixijotubogox.pdfIn PDF document text
- http://wodaretibinusad.22web.org/powerpoint_certificate_of_achievement_template.pdfIn PDF document text
- http://vulefuxudonad.22web.org/bulexusisefopaduxubewuvo.pdfIn PDF document text
- http://zuragaretezi.iblogger.org/sasedobiwanemajopikit.pdfIn PDF document text
- http://tb-films.ru/how_to_do_a_freeze_frame_in_premiere80k3d.pdfIn PDF document text
- http://detonic-official.website/83796152435bi42h.pdfIn PDF document text
- http://profaudit32.ru/biwetagitbfjct.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://77cbb24c-feae-490b-854c-0a9d4db21a85.filesusr.com/ugd/3752ea_17056900b4ef4e198377f2e7cd6c5208.pdf?index=trueIn PDF document text
- https://4121a797-204a-431c-92a8-8e24072fb342.filesusr.com/ugd/b972d5_e028de0f2ea1419e98e554a53d476bd5.pdf?index=trueIn PDF document text
- https://6e7ef639-f89a-4701-86f9-710a836f1183.filesusr.com/ugd/12745a_cfafd3b3226048a09ac3c74950d13a66.pdf?index=trueIn PDF document text
- https://ecfc1f44-6648-4072-bff5-6ee4adcfbe4f.filesusr.com/ugd/e5a943_30027b8490634a429ded2f72ba13fe0a.pdf?index=trueIn PDF document text
- https://8eccd3b7-fb20-4588-a5b5-4d8c58591879.filesusr.com/ugd/0e6328_19b537a4a1424edf8403401029e13fae.pdf?index=trueIn PDF document text
- http://togaretib.epizy.com/33128650977.pdfIn PDF document text
- https://a909b8fe-7c6e-4467-a5b6-92e64a2a5b5d.filesusr.com/ugd/65efca_e26649b7f0514bd99bb4bd41dd715bb6.pdf?index=trueIn PDF document text
- https://3633ae4e-9acc-45df-885e-1bfa1481cb44.filesusr.com/ugd/e73054_47ecbe2dda794f599bb20fab277931d6.pdf?index=trueIn PDF document text
- https://4eff3ec4-d147-45d1-be73-876d9e1d0019.filesusr.com/ugd/efb3f0_7b94ea348c28417da38d737e277c83ed.pdf?index=trueIn PDF document text
- http://resifukizuve.rf.gd/56045458316.pdfIn PDF document text
- https://3175e58c-9db9-4d87-bcb9-15e03531d93d.filesusr.com/ugd/c93210_80e752df1f2c403caaf8942288750760.pdf?index=trueIn 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_off0000fae9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAE9 | 5248 bytes |
SHA-256: eebe4654e05e1f163cb7703fb1ebff0dcfff4bd22fa4159e9f7892f028411a54 |
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font_01_sfnt_off00010ca8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CA8 | 10960 bytes |
SHA-256: d2bd2533a9d0344ac014e71255d59896f60b70e7d0a4fc14e9d19264217097c8 |
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font_02_sfnt_off000131fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131FB | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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