MALICIOUS — 1027652.pdf

MALICIOUS — 1027652.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 4 of 53 detection engines flagged it.

Identification

• SHA-256: 061452dff747205100bd5e7380073205b0fbf994ba2bf0d480140e41ed52ade1
• SHA-1: ac0ac2003defa08e9ef3d8df7f722d601e7f4bd9
• MD5: ad1ce040efeef7d93e954643356acc45
• ssdeep: 1536:EvA43uHqqit50bBJS05kW/VpMVh/Ty+sxv2rpjgleEm:OA4+HQt50HS0mW/QoJvrlG
• TLSH: T16C36D0F7D06BDD48B1422B17B9A2156878CDE68D7522A5A0A4C4BB3CC8743EDBF14A10
• Submitted as: 1027652.pdf
• File type: pdf · Size: 65629 bytes
• Verdict: malicious (92/100)

Detections (4 of 53 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

Why this verdict

The malicious score of 92/100 is the fusion of 4 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 network infrastructure: https://trafffi.ru/wb?keyword=reported%20speech%20exercises%20perfect%20english%20grammar, https://cdn-cms.f-static.net/uploads/4387031/normal_5fa19ada1908d.pdf, https://static1.squarespace.com/static/5fc519f92e537a05ef2428ff/t/5fc5e9b15147b14804fedc4e/1606805938145/72828454329.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://trafffi.ru/wb?keyword=reported%20speech%20exercises%20perfect%20english%20grammar
• https://cdn-cms.f-static.net/uploads/4387031/normal_5fa19ada1908d.pdf
• https://static1.squarespace.com/static/5fc519f92e537a05ef2428ff/t/5fc5e9b15147b14804fedc4e/1606805938145/72828454329.pdf
• https://cdn-cms.f-static.net/uploads/4384160/normal_5f94e339be0fb.pdf
• https://cdn-cms.f-static.net/uploads/4384461/normal_5f8d3e9515763.pdf
• https://cdn-cms.f-static.net/uploads/4426572/normal_5fadd5cb2dcdd.pdf
• https://uploads.strikinglycdn.com/files/1a6ed415-12c9-4869-85ca-9f04920824a3/59586914944.pdf
• https://uploads.strikinglycdn.com/files/62b517b3-11aa-4f36-af0a-316b77bb0dae/xakepuroxugetebogakaki.pdf
• https://cdn-cms.f-static.net/uploads/4365576/normal_5f9400a9751e8.pdf
• https://cdn-cms.f-static.net/uploads/4370066/normal_5fb004d477266.pdf
• https://cdn-cms.f-static.net/uploads/4450511/normal_5fb820af40c42.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbd2acd3278413528c85eb0/1606232781564/kim_k_height_in_m.pdf
• https://cdn-cms.f-static.net/uploads/4371498/normal_5fbd91370bffe.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

• trafffi.ru
• cdn-cms.f-static.net
• static1.squarespace.com
• uploads.strikinglycdn.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report