MALICIOUS — dfb5f8_7293dba5df2c4498b2652fe040684caa.pdf

MALICIOUS — dfb5f8_7293dba5df2c4498b2652fe040684caa.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (78/100). 2 of 53 detection engines flagged it.

Identification

• SHA-256: d2e747a9eb93ee149aadaf2a0e69b991bda06e190469a50fb0e9b86c0c2b5dce
• SHA-1: aef8501244335f477f3c0b2a2ece8152e18a1c3b
• MD5: b978cf113a5745d75d47609c75e7ede5
• ssdeep: 768:qgGzpDLeg01VOSPNDX0Rw3O8c3CGV2fBxxli9b6Ob+gKDhCfGx:3GFneKw3O8c3Gli9b6ObG9Hx
• TLSH: T1AA319FF3006BED8D778AAB076DAB10996049C6882133D65019CC777CD5BC6BC7F40A61
• Submitted as: dfb5f8_7293dba5df2c4498b2652fe040684caa.pdf
• File type: pdf · Size: 42008 bytes
• Verdict: malicious (78/100)

Detections (2 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1

Why this verdict

The malicious score of 78/100 is the fusion of 5 weighted signals:

• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85
• MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule high-entropy-blob) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: https://ttraff.link/wix?keyword=manual+hydraulic+brake+line+lock, https://cdn.shopify.com/s/files/1/0436/6221/3270/files/59915501715.pdf, https://cdn.shopify.com/s/files/1/0454/4200/7190/files/messenger_cleaner_free.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://ttraff.link/wix?keyword=manual+hydraulic+brake+line+lock
• https://cdn.shopify.com/s/files/1/0436/6221/3270/files/59915501715.pdf
• https://cdn.shopify.com/s/files/1/0454/4200/7190/files/messenger_cleaner_free.pdf
• https://cdn.shopify.com/s/files/1/0431/4107/1016/files/80694806431.pdf
• https://cdn.shopify.com/s/files/1/0430/5872/5018/files/sotisobopud.pdf
• https://cdn.shopify.com/s/files/1/0427/5650/5756/files/64008844844.pdf
• https://cdn.shopify.com/s/files/1/0437/7473/8581/files/56866633599.pdf
• https://cdn.shopify.com/s/files/1/0435/2750/4031/files/55230033674.pdf
• https://cdn.shopify.com/s/files/1/0434/0921/1549/files/permutations_and_combinations_class_11_worksheet.pdf
• https://cdn.shopify.com/s/files/1/0438/1428/9568/files/cricket_score_sheet.pdf
• https://cdn.shopify.com/s/files/1/0431/9569/5265/files/mazidajokopo.pdf
• https://cdn.shopify.com/s/files/1/0431/9304/1059/files/12205997395.pdf
• https://cdn.shopify.com/s/files/1/0467/8090/7673/files/725263268.pdf
• https://cdn.shopify.com/s/files/1/0427/8072/1311/files/spinal_canal_stenosis_exercise.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

• ttraff.link
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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