MALICIOUS — jerifebanoworer_nimuret.pdf

MALICIOUS — jerifebanoworer_nimuret.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: e49295f313d02a727d6915f77d894040c7a67aee68552af6565eb3d8efd72eb1
• SHA-1: 524cd0ab8d1d4215656df18533376a8358f8dd52
• MD5: 3c2e92cd08fb2543af85037f974a8a1c
• ssdeep: 1536:RCjjnXp+G8ZYhLwNp7zwWy69BX5NPGXkLxo5527omYc9g6ImA9KpvJVevNxRdEzB:AjDXp+G8mxouWy6XPr+08IQKtHevNxXc
• TLSH: T18937DFF3615BCDCCB6E69B57A9FA151A7088C2083532EAA04088B63CC5B87BE6D14915
• Submitted as: jerifebanoworer_nimuret.pdf
• File type: pdf · Size: 70109 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/5fc5621e8139af03766314ec/t/5fc5e07e9b1ed03538a9403b/1606803583378/importance_of_nature_in_pop_culture.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://traffset.ru/wb?keyword=aha/%20asa%20stroke%20guidelines%202018%20summary, https://denepuwukofakar.weebly.com/uploads/1/3/4/3/134316944/9576656.pdf, https://fukuperuka.weebly.com/uploads/1/3/4/8/134883813/dbd722b.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://traffset.ru/wb?keyword=aha/%20asa%20stroke%20guidelines%202018%20summary
• https://denepuwukofakar.weebly.com/uploads/1/3/4/3/134316944/9576656.pdf
• https://fukuperuka.weebly.com/uploads/1/3/4/8/134883813/dbd722b.pdf
• https://kutowovazamil.weebly.com/uploads/1/3/4/3/134362820/tatetalupu_banud.pdf
• https://static1.squarespace.com/static/5fc5621e8139af03766314ec/t/5fc5e07e9b1ed03538a9403b/1606803583378/importance_of_nature_in_pop_culture.pdf
• https://uploads.strikinglycdn.com/files/661e61f4-aca7-4411-b677-931a86e69ead/44283148673.pdf
• https://s3.amazonaws.com/zuvovoxigumuz/vuzudefatedimonosid.pdf
• https://s3.amazonaws.com/dazemi/audiolab_6000n_manual.pdf
• https://s3.amazonaws.com/minaxigevani/dowiji.pdf
• https://static1.squarespace.com/static/5fc342e327a199023ac4b189/t/5fcd161005ddc9599d27ab3a/1607276048756/sea_battleship_placement_iphone.pdf
• https://s3.amazonaws.com/dukajevo/43230837262.pdf
• https://s3.amazonaws.com/guvovigo/xetivubepevefiv.pdf
• https://static1.squarespace.com/static/5fc0d4752bbd7406580625ec/t/5fc2b7f63c02f22b9d6630c6/1606596598109/fractions_study_guide_6th_grade.pdf
• https://static1.squarespace.com/static/5fc0e190e9fc3622d52207ef/t/5fcc3eae0ab5d62febe56d1d/1607220912208/srs_airbag_service_urgent_volvo.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

• traffset.ru
• denepuwukofakar.weebly.com
• fukuperuka.weebly.com
• kutowovazamil.weebly.com
• static1.squarespace.com
• uploads.strikinglycdn.com
• s3.amazonaws.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report