MALICIOUS — tafenivudek.pdf

MALICIOUS — tafenivudek.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: a8ba3bd3af2b5c9edc1799235678c447b14609c96326a782a1f0e7b16d47703d
• SHA-1: c8f00a59f0ba33e8ea6bf5f62408c95089fafe59
• MD5: 1ed43d4d0e92cf33332fac686928c055
• ssdeep: 1536:JRJHo3uM3X3MOLKo0oMo9cVwXKNE1YIsW28jOSo7S:FRMH8sdMo9aNEMsaSD
• TLSH: T11836D0FB2023EDCCBA855B137AE4192CA246D14DB263D7B04588F67D892C1EC7D60B61
• Submitted as: tafenivudek.pdf
• File type: pdf · Size: 67057 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://dusexitope.weebly.com/uploads/1/3/4/6/134646398/baziziroguvog-teronekox-lifuxi-najaloka.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://traffking.ru/wb?keyword=mixed%20present%20tenses%20exercises%20pdf%20with%20key, https://wajiresejepo.weebly.com/uploads/1/3/0/7/130774962/1106640.pdf, https://static1.squarespace.com/static/5fc011b424b06a7eb3fa7d30/t/5fc31f661972c46e3c049380/1606623081901/32087710795.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=mixed%20present%20tenses%20exercises%20pdf%20with%20key
• https://wajiresejepo.weebly.com/uploads/1/3/0/7/130774962/1106640.pdf
• https://static1.squarespace.com/static/5fc011b424b06a7eb3fa7d30/t/5fc31f661972c46e3c049380/1606623081901/32087710795.pdf
• https://pasezarovatif.weebly.com/uploads/1/3/4/8/134858127/gusubo.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbdef0f08845d09244f2c7b/1606283023875/pair_of_tickets_meaning.pdf
• https://ruxibudowivuk.weebly.com/uploads/1/3/4/7/134728491/sobuj.pdf
• https://dusexitope.weebly.com/uploads/1/3/4/6/134646398/baziziroguvog-teronekox-lifuxi-najaloka.pdf
• https://dizakevusarebiz.weebly.com/uploads/1/3/4/5/134581037/3478002.pdf
• https://s3.amazonaws.com/nonabafat/90620909350.pdf
• https://s3.amazonaws.com/bepukuba/sokeroxego.pdf
• https://uploads.strikinglycdn.com/files/414893fd-0ad2-4ff3-9aa6-0c9f795d47e0/sipetinemonaverupufupemol.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
• wajiresejepo.weebly.com
• static1.squarespace.com
• pasezarovatif.weebly.com
• ruxibudowivuk.weebly.com
• dusexitope.weebly.com
• dizakevusarebiz.weebly.com
• s3.amazonaws.com
• uploads.strikinglycdn.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report