MALICIOUS — 20312551608.pdf

MALICIOUS — 20312551608.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (94/100). 4 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 479cea2ffbae70bbe4f23a9cdb01e1285f119907ec35067937b1a614f97a55d4
• SHA-1: 2c7dc5c86ad52af55c27779cac32c0aa2e56911f
• MD5: dd45d6b62b5934bad9aef14e5b0061cb
• ssdeep: 1536:ckFmSQFApnD3eZPWp5eSq1O84pIdeIozItf0:5ISEcnLN8orbIG
• TLSH: T19D36CFF3A547CD8DB9DA9F436EB70568A049DA892122DA9080D8F62CC07C3BD7F51E11
• Submitted as: 20312551608.pdf
• File type: pdf · Size: 69376 bytes
• Verdict: malicious (94/100)

Detections (4 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Trojan.Script.Generic

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 94/100 is the fusion of 5 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 link rated suspicious by URL analysis: https://wefolukozik.weebly.com/uploads/1/3/1/4/131406413/rerepigine.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://gettraff.ru/strik?keyword=mailing+address+for+2018+irs+form+1040, https://cdn-cms.f-static.net/uploads/4417037/normal_5f98d9c7ebd5f.pdf, https://uploads.strikinglycdn.com/files/57db0636-a8c4-4181-aad4-58bc492adf55/fowogagelozuwudiz.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://gettraff.ru/strik?keyword=mailing+address+for+2018+irs+form+1040
• https://s3.amazonaws.com/pugomonapoxuxe/berlin_karte_stadtteile.pdf
• https://cdn-cms.f-static.net/uploads/4417037/normal_5f98d9c7ebd5f.pdf
• https://uploads.strikinglycdn.com/files/57db0636-a8c4-4181-aad4-58bc492adf55/fowogagelozuwudiz.pdf
• https://cdn-cms.f-static.net/uploads/4424361/normal_5f981a59d8afe.pdf
• https://cdn-cms.f-static.net/uploads/4368758/normal_5f9bb180b1ff8.pdf
• https://kavanezeso.weebly.com/uploads/1/3/4/4/134477356/widakagidamunesezube.pdf
• https://uploads.strikinglycdn.com/files/6c5ba87c-6bf5-42a6-979f-595c0a938307/73279411117.pdf
• https://wefolukozik.weebly.com/uploads/1/3/1/4/131406413/rerepigine.pdf
• https://cdn-cms.f-static.net/uploads/4379379/normal_5f8cf3be0f178.pdf
• https://uploads.strikinglycdn.com/files/1ae16502-518e-45f0-9175-afd837463235/grindcraft_unblocked_games_for_bears.pdf
• https://uploads.strikinglycdn.com/files/86272bb7-14fc-4ceb-a979-4e61be5799aa/40046309990.pdf
• https://firedisivimi.weebly.com/uploads/1/3/0/9/130969818/pefuguxobarulegome.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

• gettraff.ru
• s3.amazonaws.com
• cdn-cms.f-static.net
• uploads.strikinglycdn.com
• kavanezeso.weebly.com
• wefolukozik.weebly.com
• firedisivimi.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report