MALICIOUS — 76690231321.pdf

MALICIOUS — 76690231321.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 5 of 50 detection engines flagged it.

Identification

• SHA-256: e5a353238b256bb11ec8a0e97d4fe19c0465b468268895cef300c0591b88fdfe
• SHA-1: a0f794753469df17cfe9fe3cda1129b3873f779b
• MD5: 2402add33a547b735f9764fb1f48afd8
• ssdeep: 1536:qyAg2NI16H0Lo/tcE2fjJ10O+R6N5ORXqc+qEeXZ65wTWPbr4bRdob+k:116UMlcE2fjJiH6jWyreXtgr4bRdot
• TLSH: T16B36D1F71187CE4CAAC3AB63B9E2045CB545D39C3532D66484C836BC88786BDAF21A51
• Submitted as: 76690231321.pdf
• File type: pdf · Size: 68485 bytes
• Verdict: malicious (92/100)

Detections (5 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• Microsoft Defender: flagged
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

Why this verdict

The malicious score of 92/100 is the fusion of 4 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 network infrastructure: https://cctraff.ru/strik?utm_term=steam+workshop+showcase, https://cdn-cms.f-static.net/uploads/4367627/normal_5f8ddf43f13e5.pdf, https://uploads.strikinglycdn.com/files/5997d345-9388-44e7-b8c1-2b5839059dc6/78033017766.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://cctraff.ru/strik?utm_term=steam+workshop+showcase
• https://s3.amazonaws.com/kijelopazekune/29383033595.pdf
• https://s3.amazonaws.com/gomakobez/sikumo.pdf
• https://s3.amazonaws.com/dixaleko/lapavibuwibukolurarufoxif.pdf
• https://cdn-cms.f-static.net/uploads/4367627/normal_5f8ddf43f13e5.pdf
• https://s3.amazonaws.com/rilexazejuzovep/321064120.pdf
• https://s3.amazonaws.com/vexeliku/carta_de_amor_perdoname_por_todo.pdf
• https://uploads.strikinglycdn.com/files/5997d345-9388-44e7-b8c1-2b5839059dc6/78033017766.pdf
• https://cdn-cms.f-static.net/uploads/4404976/normal_5f97222cb02cf.pdf
• https://uploads.strikinglycdn.com/files/9e82abec-becb-4c11-b8b2-4fd4febd515d/55628271095.pdf
• https://ruwadegefanum.weebly.com/uploads/1/3/4/1/134108857/sowaposivesa_gozofofunat_danukovuti.pdf
• https://cdn-cms.f-static.net/uploads/4382190/normal_5f933d23d4e14.pdf
• https://wikazire.weebly.com/uploads/1/3/0/9/130968935/8b3f58ee01e3.pdf
• https://s3.amazonaws.com/degisapemifa/desiriredupa.pdf
• https://s3.amazonaws.com/nawosineromigi/skyrim_bring_the_last_scabbard_of_akrash.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

• cctraff.ru
• s3.amazonaws.com
• cdn-cms.f-static.net
• uploads.strikinglycdn.com
• ruwadegefanum.weebly.com
• wikazire.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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