MALICIOUS — boxex.pdf

MALICIOUS — boxex.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (94/100). 6 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 55d099a55ff5058ae19da119f62c95d09d27fb9e27fe681eeda6da388a19cf84
• SHA-1: cb5f04d9575b16a874a3cec13ad83decf4a08cdf
• MD5: 3ec88f80dc7fec06ae155d839f5dea25
• ssdeep: 1536:JRbLx0Wj99HLFO8ITlonCPShew5BU1xLnaccF3/AWe0:faq9HExpPShew5BU18F3/9
• TLSH: T1C837C0F35287DD8C7A979F436DB6651D648AD3886133DA600084A72CC87CBBE7E50E21
• Submitted as: boxex.pdf
• File type: pdf · Size: 75294 bytes
• Verdict: malicious (94/100)

Detections (6 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• Microsoft Defender: flagged
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Trellix Stinger (McAfee): PDF/Phish-FAB!3EC88F80DC7F
• 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-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95
• Embedded link rated suspicious by URL analysis: https://677e6977-fc43-48b2-ac81-16e478c8573b.filesusr.com/ugd/3750c2_d6ce1df032b44e85b84143aa9c931124.pdf?index=true - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://677e6977-fc43-48b2-ac81-16e478c8573b.filesusr.com/ugd/3750c2_d6ce1df032b44e85b84143aa9c931124.pdf?index=true, https://b42dfab6-8227-42c4-8fe5-fc04d9433513.filesusr.com/ugd/a9a8df_27d249a181754ca6bac8360aa7eb6d60.pdf?index=true, https://e809654a-a95b-4dbc-a338-24085255a2f8.filesusr.com/ugd/1b6cec_3ff31a86965446428b3b583e2178a14c.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

• http://feedproxy.google.com/~r/wb/ENAH/~3/bVCGPfG74RQ/wb?keyword=briggs%20and%20stratton%20675%20series%20190cc%20carburetor%20kit
• https://677e6977-fc43-48b2-ac81-16e478c8573b.filesusr.com/ugd/3750c2_d6ce1df032b44e85b84143aa9c931124.pdf?index=true
• https://s3.amazonaws.com/nigimul/the_very_hungry_caterpillar_worksheets_dltk.pdf
• https://b42dfab6-8227-42c4-8fe5-fc04d9433513.filesusr.com/ugd/a9a8df_27d249a181754ca6bac8360aa7eb6d60.pdf?index=true
• https://e809654a-a95b-4dbc-a338-24085255a2f8.filesusr.com/ugd/1b6cec_3ff31a86965446428b3b583e2178a14c.pdf?index=true
• https://bc881323-2374-4635-a2b7-f126f9929bd8.filesusr.com/ugd/546a35_590a050d2980453687ef37cefb2b9328.pdf?index=true
• https://44eeb0f0-4dc9-4d8b-b3fd-cc7ace98e90e.filesusr.com/ugd/a083a1_08684759b1d84ce99bdcbe05bb72e14a.pdf?index=true
• https://fa5d8e44-005d-4c05-925d-ba60cb7f5023.filesusr.com/ugd/121e37_0033b9a5cad74fb894a94de3349dd65e.pdf?index=true
• https://43a2ba88-5de9-465b-b95f-6a4d82f2d06e.filesusr.com/ugd/dcbeda_f1d6e71b6b33461dacdc07c705de6d72.pdf?index=true
• http://xovitixekewelom.scienceontheweb.net/how_to_calculate_payback_time_in_physics.pdf
• https://6a421494-2577-4416-904f-e17348f56b63.filesusr.com/ugd/85e76a_ed78b4cc0b1e4fd6b3b95e9a50dc73f0.pdf?index=true
• https://wewejemaviga.weebly.com/uploads/1/3/4/2/134235466/kejedexawak.pdf
• https://s3.amazonaws.com/vizegemawokaxe/sportline_228_stopwatch_turn_off_alarm.pdf
• https://s3.amazonaws.com/ropidadegaxut/vagarabujomor.pdf
• https://pibefugaradaxo.weebly.com/uploads/1/3/1/3/131398186/1884147.pdf
• https://f8d4b294-f952-4a11-85e8-0a3036f9bdaf.filesusr.com/ugd/ad8f3a_911d339232ba4ce099559ed8d806dd60.pdf?index=true
• https://77da94c0-0f0a-445b-87af-e489a0b5ef66.filesusr.com/ugd/db1da1_24117acb9b614c60aefab5b448924344.pdf?index=true
• https://s3.amazonaws.com/gekixadonuru/wumuxapenolaxilesunoker.pdf
• https://a22c3535-4c29-4f26-bf6b-1e631d3648e5.filesusr.com/ugd/28986c_896891d022964315bbc17f0b7f5e8ba1.pdf?index=true
• https://f4ef19d8-372f-49db-bbb6-0f5e16bfa625.filesusr.com/ugd/070799_3aefc2ee5a9f4d37b261eee6f5f34641.pdf?index=true
• http://tufuwavaziga.mygamesonline.org/mapa_aiguestortes.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/

Embedded domains

• feedproxy.google.com
• 677e6977-fc43-48b2-ac81-16e478c8573b.filesusr.com
• s3.amazonaws.com
• b42dfab6-8227-42c4-8fe5-fc04d9433513.filesusr.com
• e809654a-a95b-4dbc-a338-24085255a2f8.filesusr.com
• bc881323-2374-4635-a2b7-f126f9929bd8.filesusr.com
• 44eeb0f0-4dc9-4d8b-b3fd-cc7ace98e90e.filesusr.com
• fa5d8e44-005d-4c05-925d-ba60cb7f5023.filesusr.com
• 43a2ba88-5de9-465b-b95f-6a4d82f2d06e.filesusr.com
• xovitixekewelom.scienceontheweb.net
• 6a421494-2577-4416-904f-e17348f56b63.filesusr.com
• wewejemaviga.weebly.com
• pibefugaradaxo.weebly.com
• f8d4b294-f952-4a11-85e8-0a3036f9bdaf.filesusr.com
• 77da94c0-0f0a-445b-87af-e489a0b5ef66.filesusr.com
• a22c3535-4c29-4f26-bf6b-1e631d3648e5.filesusr.com
• f4ef19d8-372f-49db-bbb6-0f5e16bfa625.filesusr.com
• tufuwavaziga.mygamesonline.org
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report