MALICIOUS — 2794997.pdf

MALICIOUS — 2794997.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: 2ebdb0b436dbc6bdf5349846600ca4cb7341d5449cb829fccae075f53d9ccbca
• SHA-1: dde06c3b92ae2f223d80cbfd2d5704bcc9611a74
• MD5: 63e937655218d6a2e64140a2167bb2fc
• ssdeep: 1536:llrezncjg5cZBby9qPb70d7vYD25Pf3vPyPrfkTz4GoGjBwXqShj7/mmR:jez2gGB+U72YD2lf3XtsGoGlE/x
• TLSH: T19B39E0F39297DC8C3AC7577369E3155DA582D3883172ABA08889BA6CC8AC5BE5F04501
• Submitted as: 2794997.pdf
• File type: pdf · Size: 88395 bytes
• Verdict: malicious (94/100)

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

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-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95
• Embedded link rated suspicious by URL analysis: https://fiwisito.weebly.com/uploads/1/3/4/7/134715438/3436152.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://cctraff.ru/wb?keyword=college%20board%20sat%20book%20pdf, https://sixifemawo.weebly.com/uploads/1/3/4/4/134470876/649307.pdf, https://cdn-cms.f-static.net/uploads/4369138/normal_5f9ba81a36e6b.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=college%20board%20sat%20book%20pdf
• https://sixifemawo.weebly.com/uploads/1/3/4/4/134470876/649307.pdf
• https://cdn-cms.f-static.net/uploads/4369138/normal_5f9ba81a36e6b.pdf
• https://uploads.strikinglycdn.com/files/1cbdc344-30e0-49ae-9de6-5547fa9e02bc/chemical_bonds_chapter_review_worksheet_answers.pdf
• https://uploads.strikinglycdn.com/files/dcde72e8-2bb5-4421-b3c5-5b96634225e9/96626531192.pdf
• https://s3.amazonaws.com/bomifabipi/defense_studies.pdf
• https://fiwisito.weebly.com/uploads/1/3/4/7/134715438/3436152.pdf
• https://s3.amazonaws.com/lakadutof/15054073948.pdf
• https://s3.amazonaws.com/tibanepoxilibud/mosijekixov.pdf
• https://jedidaril.weebly.com/uploads/1/3/4/6/134687024/01a25.pdf
• https://dubitofux.weebly.com/uploads/1/3/4/4/134458445/b69cd98520.pdf
• https://s3.amazonaws.com/rikolesafuwofar/convert_logarithm_to_exponential_form_worksheet.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
• sixifemawo.weebly.com
• cdn-cms.f-static.net
• uploads.strikinglycdn.com
• s3.amazonaws.com
• fiwisito.weebly.com
• jedidaril.weebly.com
• dubitofux.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report