MALICIOUS — b04a75b.pdf

MALICIOUS — b04a75b.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 4 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 17cd46131d782731b61d55ea6822c98a96f00a0810adce065bf0e60408383b19
• SHA-1: e08063f721efe6d769de688e497346582194692b
• MD5: 6e07aca6c87c29199f9e8f67ac4ef90e
• ssdeep: 1536:GctyBbDHxVD+30DmFdjy6n0SaGyh5tFzju3:dC3Ri8Ad7Wp5nz2
• TLSH: T16536D0F312D7DC8CB59AEB57B8EA012A305D87887133EB9494C4B66C84744FD6CA0E60
• Submitted as: b04a75b.pdf
• File type: pdf · Size: 67900 bytes
• Verdict: malicious (96/100)

Detections (4 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 96/100 is the fusion of 5 weighted signals:

• ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95
• Embedded link rated malicious by URL analysis: https://gokopawe.weebly.com/uploads/1/3/4/4/134493337/40b808dd9b7.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://ggtraff.ru/wb?keyword=best%20wallpapers%20for%20android%20smartphones, https://uploads.strikinglycdn.com/files/2a8f1e73-cf1e-4b9f-8cd8-600bfdb712d3/23120026684.pdf, https://cdn-cms.f-static.net/uploads/4426823/normal_5f9bca5a632ad.pdf - static signal, weight 0.35, confidence 0.60
• Document active content: uri-action - static signal, weight 0.30, confidence 0.60
• Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• https://ggtraff.ru/wb?keyword=best%20wallpapers%20for%20android%20smartphones
• https://uploads.strikinglycdn.com/files/2a8f1e73-cf1e-4b9f-8cd8-600bfdb712d3/23120026684.pdf
• https://cdn-cms.f-static.net/uploads/4426823/normal_5f9bca5a632ad.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbe1869f81c9a2a0c6a82a9/1606293609940/zirufogifoposowixu.pdf
• https://cdn-cms.f-static.net/uploads/4365661/normal_5f86f8c4a6526.pdf
• https://s3.amazonaws.com/genijusemu/janej.pdf
• https://uploads.strikinglycdn.com/files/de2d9cec-aa60-436b-9ca9-624281577ce6/lagalukajowepedobi.pdf
• https://uploads.strikinglycdn.com/files/37469152-4353-4478-8523-56dc98836ccd/napopubuforojudagonenazo.pdf
• https://gokopawe.weebly.com/uploads/1/3/4/4/134493337/40b808dd9b7.pdf
• http://www.w3.org/1999/02/22-rdf-syntax-ns#
• http://purl.org/dc/elements/1.1/
• http://ns.adobe.com/pdf/1.3/
• http://ns.adobe.com/xap/1.0/
• http://ns.adobe.com/xap/1.0/mm/
• http://ns.adobe.com/xap/1.0/rights/

Embedded domains

• j.ua
• ggtraff.ru
• uploads.strikinglycdn.com
• cdn-cms.f-static.net
• static1.squarespace.com
• s3.amazonaws.com
• gokopawe.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report