MALICIOUS — sivikuz_sodirowulas.pdf

MALICIOUS — sivikuz_sodirowulas.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: 1b1e66f675cd004449905f61c01c6333e61f69a6fff5dd5f2c5ec4012bce3a17
• SHA-1: f0d004144f28f0c87899cefd6a949b36c3063192
• MD5: 6cdda435584f2277fa9d2b9500c295c6
• ssdeep: 1536:VP36iN76Bt6559O/zjY0tUFe5RvXkZqrQAWM0kz0K3:NZNG/cstUI0ZqLWt2X
• TLSH: T11237D1F35087DECC678A9F1769990428A185D78E753291E44D88B9BCD07C2BCFE28521
• Submitted as: sivikuz_sodirowulas.pdf
• File type: pdf · Size: 70009 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://dokivubugu.weebly.com/uploads/1/3/4/6/134688884/8024819.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://trafffi.ru/wb?keyword=teacher, https://pazijovipa.weebly.com/uploads/1/3/4/3/134327002/e46749.pdf, https://dokivubugu.weebly.com/uploads/1/3/4/6/134688884/8024819.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://trafffi.ru/wb?keyword=teacher
• https://s3.amazonaws.com/bezutu/membrane_function_answer_key.pdf
• https://s3.amazonaws.com/napejaxosinages/java_programming_software_64_bit.pdf
• https://s3.amazonaws.com/jinabisura/linear_and_exponential_functions_2._6c_answers.pdf
• https://pazijovipa.weebly.com/uploads/1/3/4/3/134327002/e46749.pdf
• https://s3.amazonaws.com/zabevog/migogejolotelusosupu.pdf
• https://s3.amazonaws.com/nopomewegobij/bimaropizuta.pdf
• https://dokivubugu.weebly.com/uploads/1/3/4/6/134688884/8024819.pdf
• https://cdn-cms.f-static.net/uploads/4403262/normal_5f9c66952d8e7.pdf
• https://cdn-cms.f-static.net/uploads/4366642/normal_5f87c836356ee.pdf
• https://cdn-cms.f-static.net/uploads/4387919/normal_5f8d8765e9d1e.pdf
• https://cdn-cms.f-static.net/uploads/4384299/normal_5f9933422a597.pdf
• https://s3.amazonaws.com/luxelula/ibps_clerk_english_book.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

• trafffi.ru
• s3.amazonaws.com
• pazijovipa.weebly.com
• dokivubugu.weebly.com
• cdn-cms.f-static.net
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report