MALICIOUS — 8876711.pdf

MALICIOUS — 8876711.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 4 of 53 detection engines flagged it.

Identification

• SHA-256: 1e71e5eb17a28828ef95fc1270cdaa4bb15f71414bee2a3900def290c9c6d910
• SHA-1: 3b6b5280755a29019ed8d1fe2194b6f182125410
• MD5: 741b31d33517f969e691ce7914820a50
• ssdeep: 1536:/yRJdm+rrtWkC7jwAdZypevspgIpMO0+Sk+FfZMcEOKpYJ:ONrrAkORdWpgImrk+dycdTJ
• TLSH: T12236E1F39147EEDC66DB5B43AC762169E08DD7582C238AE004D8762C80BC66D7E11860
• Submitted as: 8876711.pdf
• File type: pdf · Size: 68720 bytes
• Verdict: malicious (92/100)

Detections (4 of 53 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

Why this verdict

The malicious score of 92/100 is the fusion of 4 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 network infrastructure: https://cctraff.ru/wb?keyword=google%20chrome%20update%20latest%20version%20free, https://uploads.strikinglycdn.com/files/69b67db0-05c9-4168-9c27-9ca74b7bb319/25897396818.pdf, https://uploads.strikinglycdn.com/files/cc384a3b-7780-44ae-b88c-8a6734dd0543/46599527797.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/wb?keyword=google%20chrome%20update%20latest%20version%20free
• https://uploads.strikinglycdn.com/files/69b67db0-05c9-4168-9c27-9ca74b7bb319/25897396818.pdf
• https://s3.amazonaws.com/dazifozixawus/wokomodedugixewulikepal.pdf
• https://uploads.strikinglycdn.com/files/cc384a3b-7780-44ae-b88c-8a6734dd0543/46599527797.pdf
• https://cdn-cms.f-static.net/uploads/4459036/normal_5fa8fab827eb6.pdf
• https://karezolakep.weebly.com/uploads/1/3/1/3/131398125/afb0c6b4057.pdf
• https://s3.amazonaws.com/sutawowirosuvuv/oracle_java_collections_tutorial.pdf
• https://s3.amazonaws.com/wulagisi/gilded_age_problems_and_progressive_era.pdf
• https://s3.amazonaws.com/solonebosop/mapa_metro_santiago_2019.pdf
• https://s3.amazonaws.com/wexukufedepim/2877573858.pdf
• https://s3.amazonaws.com/rebomedug/career_launcher_prelims_test_series_2018.pdf
• https://nosodawef.weebly.com/uploads/1/3/4/6/134693330/422e347d7.pdf
• https://uploads.strikinglycdn.com/files/cc6e7db3-4bf6-4a80-b662-2878ebdf4e3c/84635801640.pdf
• https://s3.amazonaws.com/fajonubinomeder/29812577453.pdf
• https://s3.amazonaws.com/towakog/soduzuwumuxujekop.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
• uploads.strikinglycdn.com
• s3.amazonaws.com
• cdn-cms.f-static.net
• karezolakep.weebly.com
• nosodawef.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report