MALICIOUS — ff76cf1cd57.pdf

MALICIOUS — ff76cf1cd57.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 4 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 354c19d2718eaacd47228b235d9b70b6ec37f0569bcde41994cf62c21d53de60
• SHA-1: e0404410ec5ba0ff0f896c0875c8aaa6933e52f5
• MD5: 64bb1103744e3be15a0e37b241dafc09
• ssdeep: 1536:gl53rNkO8S/FAS4B4ftXmtavpXT+glk9e9LvVNC4aXnP0tSr:Iz8e+SPftDvpj3lqe9pNC4mj
• TLSH: T12336D0F3506BCD4C66C39B83A9AA095DE44097C82631A7D544C8B7BCC9786FE3F11A24
• Submitted as: ff76cf1cd57.pdf
• File type: pdf · Size: 65488 bytes
• Verdict: malicious (96/100)

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 96/100 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 malicious by URL analysis: https://uploads.strikinglycdn.com/files/e1d73cf1-7ede-4e19-9a1e-5e1df978cf89/dunojilafop.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://trafffi.ru/wb?keyword=snapped%20cheez%20its, https://uploads.strikinglycdn.com/files/e1d73cf1-7ede-4e19-9a1e-5e1df978cf89/dunojilafop.pdf, http://purl.org/dc/elements/1.1/ - 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=snapped%20cheez%20its
• https://s3.amazonaws.com/xenavuxa/ruwonasuwis.pdf
• https://s3.amazonaws.com/bawalidamovidud/happy_birthday_sweetie_in_spanish.pdf
• https://s3.amazonaws.com/faluzotixupi/reproduccion_y_genetica_animal.pdf
• https://uploads.strikinglycdn.com/files/e1d73cf1-7ede-4e19-9a1e-5e1df978cf89/dunojilafop.pdf
• https://s3.amazonaws.com/xelimewat/femebesuzarimutibasase.pdf
• https://s3.amazonaws.com/wulotugadag/blender_3d_printing_by_example.pdf
• https://s3.amazonaws.com/wewuxuviwar/break_in_movie.pdf
• https://s3.amazonaws.com/vekodupiwarobi/animal_crossing_new_leaf_shampoodle_hairstyle_guide.pdf
• https://s3.amazonaws.com/wifiduxezo/libutaxaxejowem.pdf
• https://s3.amazonaws.com/penefelomiju/guided_meditation_for_sleep_and_muscle_relaxation.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
• s3.amazonaws.com
• uploads.strikinglycdn.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report