MALICIOUS — kifisimujoto.pdf

MALICIOUS — kifisimujoto.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (88/100). 3 of 53 detection engines flagged it.

Identification

• SHA-256: 003bc680b409b9502f35b670d8ba8f5a645e5abab681b65c8059ce0ef8be182d
• SHA-1: 6ca571450ba8d0b549ed98e21d014f13de8d4b8e
• MD5: 262b3747391e37de81df69d8901b8643
• ssdeep: 768:FgGzpDSrzPU6yUsYpjX7HvUy4/7BW56jXGEq:WGFezodYpjX7H14/NW5q2Eq
• TLSH: T102307DF3805BED8C7A8BAB07ADEE05586145D38D2037A66085D83B6DC47C7EDBE01921
• Submitted as: kifisimujoto.pdf
• File type: pdf · Size: 36773 bytes
• Verdict: malicious (88/100)

Detections (3 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Trojan.Script.Generic

Why this verdict

The malicious score of 88/100 is the fusion of 6 weighted signals:

• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85
• MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule high-entropy-blob) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: https://ggtraff.ru/strik?keyword=kaantasan+ng+pang+uri+worksheet+for+grade+3+pdf, http://files.ibuysfv.com/uploads/1/3/1/1/131163736/4c8df.pdf, http://files.rlmgc.net/uploads/1/3/0/7/130740184/0efab81e59e821.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://ggtraff.ru/strik?keyword=kaantasan+ng+pang+uri+worksheet+for+grade+3+pdf
• http://files.ibuysfv.com/uploads/1/3/1/1/131163736/4c8df.pdf
• http://files.rlmgc.net/uploads/1/3/0/7/130740184/0efab81e59e821.pdf
• http://files.kellypiliouras.com/uploads/1/3/1/4/131406453/8102619.pdf
• http://files.randrpetservices.co.uk/uploads/1/3/1/3/131378816/wegolobowakunux-funimo-kiwuzavo.pdf
• http://files.mountainhydrologylab.com/uploads/1/3/0/8/130873717/887cec8967f184.pdf
• https://site-1036750.mozfiles.com/files/1036750/xelofunobifepunizupamo.pdf
• https://site-1037221.mozfiles.com/files/1037221/33048684686.pdf
• https://site-1037077.mozfiles.com/files/1037077/bilumanokazafol.pdf
• https://site-1037166.mozfiles.com/files/1037166/42589459594.pdf
• https://site-1036997.mozfiles.com/files/1036997/pumerejukitipuxix.pdf
• https://site-1037207.mozfiles.com/files/1037207/56071576470.pdf
• https://site-1036728.mozfiles.com/files/1036728/napezuwovusinurujareb.pdf
• https://site-1036800.mozfiles.com/files/1036800/20617903830.pdf
• https://site-1036872.mozfiles.com/files/1036872/sevawiferixuxozak.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

• ggtraff.ru
• files.ibuysfv.com
• files.rlmgc.net
• files.kellypiliouras.com
• files.randrpetservices.co.uk
• files.mountainhydrologylab.com
• site-1036750.mozfiles.com
• site-1037221.mozfiles.com
• site-1037077.mozfiles.com
• site-1037166.mozfiles.com
• site-1036997.mozfiles.com
• site-1037207.mozfiles.com
• site-1036728.mozfiles.com
• site-1036800.mozfiles.com
• site-1036872.mozfiles.com
• www.w3.org
• purl.org
• ns.adobe.com

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