MALICIOUS — vesufofetanufulu.pdf

MALICIOUS — vesufofetanufulu.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: 31fbac56c12eeeead51328776ef6220e49cdfa140af721b3bbb22d340d4bfe11
• SHA-1: b420db00483c451b469088a9795e6864de19098a
• MD5: e7b50c41d59db17139b601e6b3cffe43
• ssdeep: 1536:hDZEcUXZM8MkX32U1SYwxjNUW91rxZRPKCJtBdsGp5ZKeXZm:9OZb1XGQwxjrvYCJ3dX8eI
• TLSH: T1B035CFF35087CCDCB9C69B037AFA251DA44DD68979769A611048BA3CC16C7AE2F10E70
• Submitted as: vesufofetanufulu.pdf
• File type: pdf · Size: 63163 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://static.s123-cdn-static.com/uploads/4445534/normal_5fdd8453b4147.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://traffmen.ru/wb?keyword=neon%20sky%20wars%20fortnite%20code, https://uploads.strikinglycdn.com/files/521eb999-a3b6-4729-ba40-63645c930f3e/32521189176.pdf, https://cdn-cms.f-static.net/uploads/4372972/normal_5fa5ba0f93333.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://traffmen.ru/wb?keyword=neon%20sky%20wars%20fortnite%20code
• https://s3.amazonaws.com/mejawiwomak/1mdb_auditor_general_report.pdf
• https://uploads.strikinglycdn.com/files/521eb999-a3b6-4729-ba40-63645c930f3e/32521189176.pdf
• https://s3.amazonaws.com/xajowu/94328795067.pdf
• https://s3.amazonaws.com/kakekojezutok/cid_ka_full_form_kya_hai.pdf
• https://cdn-cms.f-static.net/uploads/4372972/normal_5fa5ba0f93333.pdf
• https://s3.amazonaws.com/tikoweravisixu/vietnam_travel_guide_book_reviews.pdf
• https://s3.amazonaws.com/potevip/englander_pellet_stove_25-pdvc_parts.pdf
• https://s3.amazonaws.com/nonabafat/self_guided_walking_tour_ho_chi_minh.pdf
• https://s3.amazonaws.com/goneduzum/let_it_go_free_sheet.pdf
• https://s3.amazonaws.com/fomudebipefasu/jajalijilasenaz.pdf
• https://uploads.strikinglycdn.com/files/21cd5afd-29a4-4d74-85d4-c82c8fc9e321/39346442607.pdf
• https://s3.amazonaws.com/wumodukubaru/guidepoint_pharmacy_marshall_minnesota.pdf
• https://static.s123-cdn-static.com/uploads/4445534/normal_5fdd8453b4147.pdf
• https://s3.amazonaws.com/wonoti/53750899504.pdf
• https://s3.amazonaws.com/donukadizolin/55155847222.pdf
• https://s3.amazonaws.com/towakog/10844860308.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

• traffmen.ru
• s3.amazonaws.com
• uploads.strikinglycdn.com
• cdn-cms.f-static.net
• static.s123-cdn-static.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report