MALICIOUS — normal_5fc7a5e8af304.pdf

MALICIOUS — normal_5fc7a5e8af304.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: 5b7c2108830e02c52170f2df773f22d1e6d188ec9b5c35a2b7f34d52a1b05348
• SHA-1: 0ba7f13d9258f11e9a66f49728ff2e48f1322eaf
• MD5: bc8d03cc430148d10d00718511e3af78
• ssdeep: 1536:8C59hDEeZuB2qCVhRX3tpQYeFLW/S87/F39FbYGk6:X59tsB2qC3RXANwaYtTbYA
• TLSH: T10636BFF331DBCD8CA7DADB477AF9142C509AD2882426EB6044887B7C8D6C1BD6D10E51
• Submitted as: normal_5fc7a5e8af304.pdf
• File type: pdf · Size: 63941 bytes
• Verdict: malicious (94/100)

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 94/100 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 suspicious by URL analysis: https://cdn-cms.f-static.net/uploads/4449766/normal_5fbc0052a26d8.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://cctraff.ru/123?utm_term=times+table+grid+30x30, https://cdn-cms.f-static.net/uploads/4449766/normal_5fbc0052a26d8.pdf, https://uploads.strikinglycdn.com/files/40df47f8-c719-4f09-97a0-d5f604008dcf/legogogiladodanufedapupen.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://cctraff.ru/123?utm_term=times+table+grid+30x30
• https://s3.amazonaws.com/kopisigapub/ruvumujuvedule.pdf
• https://s3.amazonaws.com/saxefi/29717908919.pdf
• https://cdn-cms.f-static.net/uploads/4449766/normal_5fbc0052a26d8.pdf
• https://uploads.strikinglycdn.com/files/40df47f8-c719-4f09-97a0-d5f604008dcf/legogogiladodanufedapupen.pdf
• https://s3.amazonaws.com/kotenu/fruta_planta_direct.pdf
• https://uploads.strikinglycdn.com/files/e2bb240d-58f5-470a-8fd1-fba1be2192c7/glencoe_earth_science_textbook_9th_grade.pdf
• https://cdn-cms.f-static.net/uploads/4383450/normal_5fba213f0dfa4.pdf
• https://uploads.strikinglycdn.com/files/196e67d6-a974-4688-b704-dc0bd8acd1ec/carburateur_zenith_26_vx.pdf
• https://static1.squarespace.com/static/5fc3814cdf132613bbce2363/t/5fc6716bf81c9a2a0c81deb5/1606840683783/44135976035.pdf
• https://cdn-cms.f-static.net/uploads/4419412/normal_5fa45da8291bb.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

• cctraff.ru
• s3.amazonaws.com
• cdn-cms.f-static.net
• uploads.strikinglycdn.com
• static1.squarespace.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report