MALICIOUS — dudubur.pdf

MALICIOUS — dudubur.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: c9ceb45c95183336575c5480a179d31dc0de5257c956a917a2873b9362b90a77
• SHA-1: e9fc204cd2a677bac9289543b969668321eaf4c8
• MD5: ad2a4e4a68d49c3b92fcd5aa32b2ebee
• ssdeep: 1536:+CvNV682jv/XPVQq6a3HA/wsxxjMtA24kCHJKpPYLWqs+1Sz:LH6NXfqq6a3gzxVMukCJKpQy+s
• TLSH: T1E837D1F35147CF8C7AC79B836E6A156DB08AE68C2132A6A1508477FCC8B85BC7F50911
• Submitted as: dudubur.pdf
• File type: pdf · Size: 73436 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://fowuwulavo.weebly.com/uploads/1/3/4/7/134754099/puturasu.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://trafficel.ru/strik?utm_term=caida+libre+y+tiro+vertical, https://tebamebameden.weebly.com/uploads/1/3/3/9/133997375/kujuwapaz.pdf, https://woruranevulabiw.weebly.com/uploads/1/3/4/0/134096732/4836701.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://trafficel.ru/strik?utm_term=caida+libre+y+tiro+vertical
• https://tebamebameden.weebly.com/uploads/1/3/3/9/133997375/kujuwapaz.pdf
• https://s3.amazonaws.com/mipeboro/widutuvufefomofelokuj.pdf
• https://woruranevulabiw.weebly.com/uploads/1/3/4/0/134096732/4836701.pdf
• https://fowuwulavo.weebly.com/uploads/1/3/4/7/134754099/puturasu.pdf
• https://s3.amazonaws.com/farezelof/believer_ringtone_zedge.pdf
• https://s3.amazonaws.com/lolijexejomak/24859534740.pdf
• https://s3.amazonaws.com/jazamerijekufol/melhor_antivrus_para_android_gratuito.pdf
• https://cdn-cms.f-static.net/uploads/4369633/normal_5f8cc32f38e3b.pdf
• https://uploads.strikinglycdn.com/files/29058777-1f42-4e72-a22d-564969da4d54/boxiwabutoxuvev.pdf
• https://javumegibevi.weebly.com/uploads/1/3/4/6/134634398/615f95130.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

• trafficel.ru
• tebamebameden.weebly.com
• s3.amazonaws.com
• woruranevulabiw.weebly.com
• fowuwulavo.weebly.com
• cdn-cms.f-static.net
• uploads.strikinglycdn.com
• javumegibevi.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report