MALICIOUS — xubigok.pdf

MALICIOUS — xubigok.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 4 of 50 detection engines flagged it.

Identification

• SHA-256: f91157b862cccc631c9df11400ee94eaec4e2f69875e9fd0f522fc9bed32cef3
• SHA-1: 012f3ca230fdcf86a9b25d7bd64ef6d239122444
• MD5: 151ddb7e12cc1e5e01b66e786f305ac8
• ssdeep: 3072:AkKEGyoF5o+v6j8KSFKlqFGxdMNLF0zbgQUn:nRoFXPKpvz2+zby
• TLSH: T1C23CF1F3629FDD8C7887AB43ADB61A2C6448838C19AAA7D410497B7DC1FC26D3D10E50
• Submitted as: xubigok.pdf
• File type: pdf · Size: 118925 bytes
• Verdict: malicious (92/100)

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: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://traffking.ru/wb?keyword=haryana%20ssc%20answer%20key%202013, https://cdn-cms.f-static.net/uploads/4404133/normal_5fc1e2a667e0e.pdf, https://cdn-cms.f-static.net/uploads/4387810/normal_5f936e0b98cb0.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://traffking.ru/wb?keyword=haryana%20ssc%20answer%20key%202013
• https://cdn-cms.f-static.net/uploads/4404133/normal_5fc1e2a667e0e.pdf
• https://cdn-cms.f-static.net/uploads/4387810/normal_5f936e0b98cb0.pdf
• https://s3.amazonaws.com/subud/cabinet_mission_plan_in_urdu.pdf
• https://cdn-cms.f-static.net/uploads/4365659/normal_5f87019f5a819.pdf
• https://s3.amazonaws.com/mafavuzenoliki/chauffeur_license_study_guide_missouri.pdf
• https://uploads.strikinglycdn.com/files/dff142a1-4342-4583-bd83-22586fdaec12/the_impossible_quiz_unblocked_games.pdf
• https://cdn-cms.f-static.net/uploads/4408483/normal_5fc1e4f3cc4b4.pdf
• https://s3.amazonaws.com/jenisozazewubo/flash_player_games_after_2020.pdf
• https://wenilitedosi.weebly.com/uploads/1/3/4/3/134315728/06b6686753.pdf
• https://uploads.strikinglycdn.com/files/bba57698-86a6-4dfb-a339-23992caac202/wamowadomuzikefiwa.pdf
• https://cdn-cms.f-static.net/uploads/4502175/normal_5fbc99210ad94.pdf
• https://s3.amazonaws.com/zidenigad/old_time_religion_music.pdf
• https://s3.amazonaws.com/widiku/vuxizilodokibaromapuberi.pdf
• https://s3.amazonaws.com/wunojipu/xopebegutefa.pdf
• https://s3.amazonaws.com/zufojadibi/what_s_up_fort_wayne_in.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

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

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report