MALICIOUS — 0a51c1_11f4334e44c14be5abadce7f5aa98f30.pdf

MALICIOUS — 0a51c1_11f4334e44c14be5abadce7f5aa98f30.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (88/100). 3 of 53 detection engines flagged it.

Identification

• SHA-256: bc82c63dd76d4b0f361bbf456e715f5eb8ec49f496390992731cc0210c8afcf3
• SHA-1: 78fd25cf88be04b96a8d7fd82eb5eeeec5c0cca6
• MD5: 18da29b05e17dbe410b0a022acda6b7e
• ssdeep: 768:7gGzpDwvedjEmjkWY/dmkL3452xWH0fOUM7ywyaE4MHewHq6waMGMuZt8:EGFkvd3zRbMuwya6Heaq6waJHt8
• TLSH: T144309EF354ABDD8C2A8AAB43ADE60495558EDA8D6132A73005CC772CC5BC2FCBF50850
• Submitted as: 0a51c1_11f4334e44c14be5abadce7f5aa98f30.pdf
• File type: pdf · Size: 39048 bytes
• Verdict: malicious (88/100)

Detections (3 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Trojan.Script.Generic

Why this verdict

The malicious score of 88/100 is the fusion of 6 weighted signals:

• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule HEUR:Trojan.Script.Generic) - 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.ru/wix?keyword=moriarty+middle+school+staff, https://811f2cd1-f21b-4d35-8df4-ef5aba86449b.filesusr.com/ugd/5b1e3c_aa36bd8a8ecf40708e2c6068e93284fd.pdf?index=true, https://78e20983-527c-47ec-9634-aeea3941c0f4.filesusr.com/ugd/c268f7_2362b93791e440b5a86a7afcd34456a9.pdf?index=true - 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.ru/wix?keyword=moriarty+middle+school+staff
• https://811f2cd1-f21b-4d35-8df4-ef5aba86449b.filesusr.com/ugd/5b1e3c_aa36bd8a8ecf40708e2c6068e93284fd.pdf?index=true
• https://78e20983-527c-47ec-9634-aeea3941c0f4.filesusr.com/ugd/c268f7_2362b93791e440b5a86a7afcd34456a9.pdf?index=true
• https://37f0c0a2-dc14-469e-8aa9-68d514f4865f.filesusr.com/ugd/314c35_80e8ce237edb4d9a88e2855af563fd7f.pdf?index=true
• https://0aaf38a9-f61d-4e68-9879-573ea9e92f5e.filesusr.com/ugd/158fb9_fae9fe3bf16e4701a14b422c7ebacb03.pdf?index=true
• https://df8a8fcd-04e2-4092-b42b-c664ada9f80a.filesusr.com/ugd/f2ef67_52b4ed0877c5427cae3c5ad2e374b3cc.pdf?index=true
• http://lusowopav.inspiringlibraries.com/uploads/1/3/0/7/130776489/7426620.pdf
• https://cdn.shopify.com/s/files/1/0428/0087/3631/files/40023687460.pdf
• https://cdn.shopify.com/s/files/1/0435/4742/6975/files/zuzizakorodewugom.pdf
• https://cdn.shopify.com/s/files/1/0436/4979/4213/files/carcinoma_medular_de_tiroides_tratamiento.pdf
• https://cdn.shopify.com/s/files/1/0481/3973/1107/files/resize_dynamically_allocated_array_c.pdf
• https://cdn.shopify.com/s/files/1/0434/8159/6066/files/timupewerukalagidafotesu.pdf
• https://cdn.shopify.com/s/files/1/0431/0476/4068/files/29763718850.pdf
• https://cdn.shopify.com/s/files/1/0430/5240/0793/files/gesuributelebiruruto.pdf
• https://cdn.shopify.com/s/files/1/0457/7165/3286/files/43834640997.pdf
• https://cdn.shopify.com/s/files/1/0435/3500/7893/files/gixavenevewigakumu.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.ru
• 811f2cd1-f21b-4d35-8df4-ef5aba86449b.filesusr.com
• 78e20983-527c-47ec-9634-aeea3941c0f4.filesusr.com
• 37f0c0a2-dc14-469e-8aa9-68d514f4865f.filesusr.com
• 0aaf38a9-f61d-4e68-9879-573ea9e92f5e.filesusr.com
• df8a8fcd-04e2-4092-b42b-c664ada9f80a.filesusr.com
• lusowopav.inspiringlibraries.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report