MALICIOUS — normal_5fcbd1f3cc039.pdf

MALICIOUS — normal_5fcbd1f3cc039.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: fc4f8a84d4fa64f5f76024a767b3ed038cf213a913bb81dc12f3d5c7ff1f110d
• SHA-1: b416c66c606c85393a751ff03b94d800a5b2abe6
• MD5: 3d7d85db09c63f846c0a81cc717dd373
• ssdeep: 1536:op+9e09jdOfzQlKgCm8G7yfz+nopeGAl/VhW/FiE1kNLnMkNx6kjyauq4xwWYkFG:tXPObQlCxzz+nopC7hWeykf6kjyauq4i
• TLSH: T1EF39E0F3E19BCCCC71418B07AABB19887549C65C7136AA5408C9F6BDC97C2BE6E10B11
• Submitted as: normal_5fcbd1f3cc039.pdf
• File type: pdf · Size: 90334 bytes
• Verdict: malicious (96/100)

Detections (4 of 53 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

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-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95
• Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/1768c98c-bc18-413c-b7a8-79b5d4ae1213/laplace_equation_in_cylindrical_coordinates_proof.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://gettraff.ru/123?utm_term=whisper+quest+yokai+watch+3, https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbcf2fc72f8b574a0f268fd/1606218493899/nanda_nursing_care_plan_2018.pdf, https://nekekijubexofus.weebly.com/uploads/1/3/4/5/134587401/b4bcbf829.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/123?utm_term=whisper+quest+yokai+watch+3
• https://s3.amazonaws.com/vuzotisenixava/mathworksheets4kids_evaluating_integers.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbcf2fc72f8b574a0f268fd/1606218493899/nanda_nursing_care_plan_2018.pdf
• https://nekekijubexofus.weebly.com/uploads/1/3/4/5/134587401/b4bcbf829.pdf
• https://s3.amazonaws.com/sasufufa/science_graphing_worksheets_high_school.pdf
• https://uploads.strikinglycdn.com/files/8cca365b-e45a-497a-9fbc-273afda35ca6/38521639569.pdf
• https://static1.squarespace.com/static/5fc53c8cab79f442f245fbca/t/5fc7d61c2b4aac1844777f3b/1606931996924/free_online_lucky_draw_in_pakistan.pdf
• https://static1.squarespace.com/static/5fc06ef3116eb00e3c49974f/t/5fc443af3570fb44d18a6aba/1606697906759/87213854446.pdf
• https://uploads.strikinglycdn.com/files/cc68103f-66bf-45e2-a925-3e2f667d404c/90379176904.pdf
• https://dokakida.weebly.com/uploads/1/3/1/3/131380589/pegaj.pdf
• https://static1.squarespace.com/static/5fc0e701bda9c57a97be38be/t/5fc23b994f9837572029bf6b/1606564761762/melawatatobumaxugig.pdf
• https://uploads.strikinglycdn.com/files/72a31067-4d8b-48ab-915d-bbfbe4a430e9/68811407937.pdf
• https://uploads.strikinglycdn.com/files/1768c98c-bc18-413c-b7a8-79b5d4ae1213/laplace_equation_in_cylindrical_coordinates_proof.pdf
• https://s3.amazonaws.com/tesapibebujep/tefebunerepofidololuwotak.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
• static1.squarespace.com
• nekekijubexofus.weebly.com
• uploads.strikinglycdn.com
• dokakida.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report