MALICIOUS — 4614478.pdf

MALICIOUS — 4614478.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: 8a628258dd31d633ba288dc16419ec71657533775702d5913f15d04c6be78ce5
• SHA-1: 2f23c6c98e57c9538a599498ccf127433969726c
• MD5: 5567df3194f6c5f0911badd062d31835
• ssdeep: 1536:1qt1bS7QvuRpK+iuBIVeHNcRVgz0/k5TiGx7fbfTyIJOGrGdX62Y+rj7Kfzhb/CN:cGsvuzKxguGcReFixlX/3AzhrCHyISJ0
• TLSH: T1A83AE0F32053DC98756B6B53BCE65228B40FC38DB4759B945488B42CC4B83BE7E02A52
• Submitted as: 4614478.pdf
• File type: pdf · Size: 94644 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://static1.squarespace.com/static/5fc0d6c88787e879896ba956/t/5fc2ca70e6d49a06bbef0eb4/1606601331351/how_to_install_optifine_without_forge.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://trafffi.ru/wb?keyword=reported%20cases%20of%20zika%20in%20mexico%202019, https://static1.squarespace.com/static/5fc0d6c88787e879896ba956/t/5fc2ca70e6d49a06bbef0eb4/1606601331351/how_to_install_optifine_without_forge.pdf, https://static1.squarespace.com/static/5fbfd1e0c89e1c4b8fb81223/t/5fc1c5d71972c46e3ce041fe/1606534615449/4_0_welding_cable_diameter.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=reported%20cases%20of%20zika%20in%20mexico%202019
• https://static1.squarespace.com/static/5fc0d6c88787e879896ba956/t/5fc2ca70e6d49a06bbef0eb4/1606601331351/how_to_install_optifine_without_forge.pdf
• https://static1.squarespace.com/static/5fbfd1e0c89e1c4b8fb81223/t/5fc1c5d71972c46e3ce041fe/1606534615449/4_0_welding_cable_diameter.pdf
• https://fuxamuwilemodo.weebly.com/uploads/1/3/4/4/134478429/lapagipisumege.pdf
• https://static1.squarespace.com/static/5fc51ed3a3bf4b14abc46588/t/5fcc426b1e1a4d7de11e158c/1607221868672/evolution_2001_full_movie_free.pdf
• https://static1.squarespace.com/static/5fc31c7792c50b1a1e85f0fa/t/5fc423933485235c864891ac/1606689687086/alta_hr_manual.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbcf4bbb7ee8e70759db339/1606218946846/65462604713.pdf
• https://static1.squarespace.com/static/5fc1a3b1c6d9645836275d5a/t/5fcf40067c36362741ab6a25/1607417862758/kikumelow.pdf
• https://static1.squarespace.com/static/5fc0f6c4e5c7695ca99bf722/t/5fcd4db52bc7884852c3cae4/1607290293662/54912431570.pdf
• https://uploads.strikinglycdn.com/files/ca89d720-3e75-4678-9c41-a1ed6549484d/33344972215.pdf
• https://static1.squarespace.com/static/5fc3665527a199023ac55ddc/t/5fd05e5d75f5e50485702b95/1607491166110/mamulaxila.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbcfce564a3cc4058a4b2c3/1606221029612/sam_walton_quotes_teamwork.pdf
• https://uploads.strikinglycdn.com/files/6a69e2d2-cfeb-49db-a856-ebea60bde308/fowajajubebopirerumivag.pdf
• https://static1.squarespace.com/static/5fc4c91192c50b1a1e906058/t/5fc9d0c46a94db17e491eb8f/1607061700906/animal_stack_jump_animal_list.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
• static1.squarespace.com
• fuxamuwilemodo.weebly.com
• uploads.strikinglycdn.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report