MALICIOUS — 724fb5_1cc65fe1e9c347a6b5eebe719407b207.pdf

MALICIOUS — 724fb5_1cc65fe1e9c347a6b5eebe719407b207.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: 4b71b5d1ccffd273abbf7520f9856abcb9ebc52fc86f4eef01491d7ed118a8d8
• SHA-1: bc4a2e07bc1a3b4291a90d5355999a78c83f602c
• MD5: 5d9430884cbab69da815bd7fc8c5d4ab
• ssdeep: 768:fgGzpDsN7daKxjL+b8axKOZkJgRi/xAnD4RuJyWw1O1WJ2u7yo3+:oGF4kxr+mRwAnDEukWMIWHF+
• TLSH: T1F6319EF3645BEC49398BAB07AEAA005E5045D68D6133D7604C897F2CD8BC6BCBE41D21
• Submitted as: 724fb5_1cc65fe1e9c347a6b5eebe719407b207.pdf
• File type: pdf · Size: 40290 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://ttraff.com/wix?keyword=freedom+writers+video+questions+pdf, http://vutexute.ssjo.org/uploads/1/3/0/7/130775288/7629136.pdf, http://fapasakaw.frank-zindler.com/uploads/1/3/1/3/131397997/8987150.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://ttraff.com/wix?keyword=freedom+writers+video+questions+pdf
• http://vutexute.ssjo.org/uploads/1/3/0/7/130775288/7629136.pdf
• http://fapasakaw.frank-zindler.com/uploads/1/3/1/3/131397997/8987150.pdf
• http://sumad.mikemcguigan.com/uploads/1/3/1/4/131406381/difarubupetotik_xufufa_gunikopomu_telag.pdf
• http://files.olgaflamenco.com/uploads/1/3/0/8/130874490/4411317.pdf
• http://zezin.diluvioaz.com/uploads/1/3/1/6/131606349/7820785.pdf
• https://e230aeb4-04a5-478d-9a85-ae31aad80c59.filesusr.com/ugd/8acad3_75dd835fac0849eabf255961f5490517.pdf?index=true
• https://cdn.shopify.com/s/files/1/0431/9445/0082/files/nokune.pdf
• https://cdn.shopify.com/s/files/1/0437/1880/3610/files/ethel_fairy_fencer_f.pdf
• https://cdn.shopify.com/s/files/1/0437/4410/0506/files/83483258705.pdf
• https://cdn.shopify.com/s/files/1/0431/2793/1034/files/juvorabopatabo.pdf
• https://cdn.shopify.com/s/files/1/0477/4730/1532/files/bartow_county_jail_intake_report.pdf
• https://cdn.shopify.com/s/files/1/0432/2423/6199/files/deploy_website_on_heroku.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

• ttraff.com
• vutexute.ssjo.org
• fapasakaw.frank-zindler.com
• sumad.mikemcguigan.com
• files.olgaflamenco.com
• zezin.diluvioaz.com
• e230aeb4-04a5-478d-9a85-ae31aad80c59.filesusr.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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