MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by ClamAV and an ML classifier, exhibiting characteristics of a link farm. It contains numerous external links, many pointing to disposable hosting services like Weebly, suggesting an attempt to obscure the ultimate destination or distribute various payloads. The presence of a URL with a 'utm_term' parameter indicates a potential phishing or tracking campaign.
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://traffnew.ru/123?utm_term=you+are+a+mighty+god+lyrics PDF link annotation
- https://gatodewa.weebly.com/uploads/1/3/4/6/134627503/acab3e68c2bb1.pdfIn PDF document text
- https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/4d5351fbb209c0.pdfIn PDF document text
- https://lafitezin.weebly.com/uploads/1/3/5/3/135323108/guzirosapeg.pdfIn PDF document text
- https://nixixufusolawig.weebly.com/uploads/1/3/4/8/134882604/456a93584.pdfIn PDF document text
- https://guxesawaxogego.weebly.com/uploads/1/3/4/3/134314991/laxexunosizodezudi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4390681/normal_5f9335cc13ed7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4389354/normal_5faa65614ae9e.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/1764e1f5-e3f7-48fe-b5b9-9dbaba5a60b8/peg_perego_stroller_instructions.pdfIn PDF document text
- https://s3.amazonaws.com/piradi/bintang_bier_logo_free.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3cc3f52e-e874-428f-b33d-d43bbe41ceef/31057972541.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/831e6f94-802f-4c53-8ee7-c4f38abbc545/first_signal_pregnancy_test_miu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8a6ec7da-2d18-4e9c-bd0e-0e0595513a70/words_start_eh.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2171aaf0-e7ed-4cc5-8956-af755a344f58/pastel_yellow_app_icons.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b36898a4-61ae-47d8-ad8f-018454b739cd/28680663799.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/18d1f992-2dc1-46de-8cc4-f5b5e4cd7dfa/24373190735.pdfIn PDF document text
- https://s3.amazonaws.com/sojaxub/zusikikaxanegoramulir.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6bb41357-fb78-42a0-bdce-3ef2e46d043b/luwasurokupejuw.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9e41f5ea-5c37-4856-bcef-dc33dde076b1/99457467615.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_off0000cebb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEBB | 5416 bytes |
SHA-256: 414be3e79bf0119a1ac7bc93c9dd7738ba1c9bf0cd0d8e02383d66e05d3bdc6a |
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font_01_sfnt_off0000e107.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE107 | 10420 bytes |
SHA-256: 0a77f804146be87db509bf0b07fb0448456387547c0b038bf1df2756a43b3551 |
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