MALICIOUS — 6b31f75be2.pdf

MALICIOUS — 6b31f75be2.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 5 of 50 detection engines flagged it.

Identification

• SHA-256: 8f8587387c18b434a3be41ce1a1743b59deb85397324501bcd5659865c96cce0
• SHA-1: a85bd6d38e40317c215082203b9ae7077c7d23e3
• MD5: cf5242efb144e9f9e8abd170854c03ea
• ssdeep: 1536:kdXcnKUgMrBQNkg++DxP+gO9yMV6Pov5f9l0XF5q91Gm3S9k:3nKtABQug++VUyzgxX0XHqLGm3r
• TLSH: T19B37D0F3308BEC8875C66F57BAA500AC786ED68D21236750504CBB3EC8B86FD5D56920
• Submitted as: 6b31f75be2.pdf
• File type: pdf · Size: 71199 bytes
• Verdict: malicious (92/100)

Detections (5 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• Microsoft Defender: flagged
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

Why this verdict

The malicious score of 92/100 is the fusion of 4 weighted signals:

• ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95
• Embedded network infrastructure: https://traffnew.ru/wb?keyword=tsbde%20texas%20gov%20renew%20online, https://cdn-cms.f-static.net/uploads/4384316/normal_5f947915d4994.pdf, https://cdn-cms.f-static.net/uploads/4409257/normal_5f9d87bd82bd7.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://traffnew.ru/wb?keyword=tsbde%20texas%20gov%20renew%20online
• https://s3.amazonaws.com/memul/sonegimimirixito.pdf
• https://cdn-cms.f-static.net/uploads/4384316/normal_5f947915d4994.pdf
• https://cdn-cms.f-static.net/uploads/4409257/normal_5f9d87bd82bd7.pdf
• https://uploads.strikinglycdn.com/files/c8b4ab5e-1be3-448f-ae5a-2892e6192600/palme_biyoloji_konu_anlatC4B1mlC4B1_indir.pdf
• https://cdn-cms.f-static.net/uploads/4391915/normal_5fa8a2f85eea0.pdf
• https://cdn-cms.f-static.net/uploads/4369914/normal_5f8b5db2680f0.pdf
• https://cdn-cms.f-static.net/uploads/4420747/normal_5f9c84a9af7a0.pdf
• https://cdn-cms.f-static.net/uploads/4369309/normal_5fa331547b867.pdf
• https://cdn-cms.f-static.net/uploads/4426267/normal_5fa6ad3634d49.pdf
• https://mimoberojatef.weebly.com/uploads/1/3/4/3/134316463/0ba95a69ffb9b50.pdf
• https://uploads.strikinglycdn.com/files/9770218f-9f19-4faa-bd9e-b18811b9f589/crafting_and_executing_strategy_19th.pdf
• https://cdn-cms.f-static.net/uploads/4412890/normal_5fa59f27412a5.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

• traffnew.ru
• s3.amazonaws.com
• cdn-cms.f-static.net
• uploads.strikinglycdn.com
• mimoberojatef.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report