MALICIOUS — normal_5fc8c68e670f4.pdf

MALICIOUS — normal_5fc8c68e670f4.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: 5c3dedb04fda1440c2a5ab77d21bd715bed46f0c4283bc8b4736b178e9b85907
• SHA-1: 1a76e454f63664f63aa6ec83179e47f25517d1d5
• MD5: eaf317db24028a6947eb9b710ddb3698
• ssdeep: 1536:UStw+QxRRgG9Y3UuN1aAIhY1oBikJ4C9RcBFPyd1xn0AdQiEeHcN3Ta:USw+Q/Y3h1arhmoBNJ4CzcMPSeHcNW
• TLSH: T1D136D0F3B20BDD8C29D84B573EB6195A5169D7486231EB20648CB67CC8BD3BE7E00901
• Submitted as: normal_5fc8c68e670f4.pdf
• File type: pdf · Size: 68571 bytes
• Verdict: malicious (94/100)

Detections (4 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• 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-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://static1.squarespace.com/static/5fc0e2740a2757459be2c9b8/t/5fc2f277f81c9a2a0c03c670/1606611576269/why_are_cells_so_small_cell_size_and_diffusion_lab_answers.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://traffnew.ru/123?utm_term=trig+worksheets+pdf, https://xidoxuzi.weebly.com/uploads/1/3/4/7/134707988/5742222.pdf, https://uploads.strikinglycdn.com/files/b8817ca6-08d0-4b13-895b-3ae65f3f49c9/62345309679.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://traffnew.ru/123?utm_term=trig+worksheets+pdf
• https://s3.amazonaws.com/debiwelof/watch_world_war_z_2_full_movie_online.pdf
• https://s3.amazonaws.com/mozirolinitaje/delebudo.pdf
• https://xidoxuzi.weebly.com/uploads/1/3/4/7/134707988/5742222.pdf
• https://uploads.strikinglycdn.com/files/b8817ca6-08d0-4b13-895b-3ae65f3f49c9/62345309679.pdf
• https://static1.squarespace.com/static/5fc0e2740a2757459be2c9b8/t/5fc2f277f81c9a2a0c03c670/1606611576269/why_are_cells_so_small_cell_size_and_diffusion_lab_answers.pdf
• https://s3.amazonaws.com/rekawexuretowo/bolacha_de_arroz_integral_informao_nutricional.pdf
• https://s3.amazonaws.com/sefabe/lomopasofubawitonikarep.pdf
• https://s3.amazonaws.com/jimugivos/dakibegopukawuxawusefimev.pdf
• https://uploads.strikinglycdn.com/files/d87f9e2b-a9d8-4041-8dbf-ef55249951ba/luxikemosukujipebid.pdf
• https://cdn-cms.f-static.net/uploads/4374853/normal_5f8dd86f31ed9.pdf
• https://s3.amazonaws.com/sajezife/92763474235.pdf
• https://cdn-cms.f-static.net/uploads/4425484/normal_5f9790f4bdc8e.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

• traffnew.ru
• s3.amazonaws.com
• xidoxuzi.weebly.com
• uploads.strikinglycdn.com
• static1.squarespace.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