MALICIOUS — c33f71_7c4bef35a0514c36ae49a6c739fe2ae6.pdf

MALICIOUS — c33f71_7c4bef35a0514c36ae49a6c739fe2ae6.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (88/100). 3 of 54 detection engines flagged it.

Identification

• SHA-256: c276558e46dd6b2964d4ec01b844fbdfc1e1d38f928d4ae6de05f674f98c3d94
• SHA-1: ba7c16567f019fada6ce0b19f049f4ca7e7aa489
• MD5: 8d0f964ec341b46c98c227eecb581a7a
• ssdeep: 768:igGzpD0DWUK4UqWM1xPooeBdKyAi2J5Yv0TGsdkGii6O7lM:/GFIMdKsEqvaGsd7iiD7lM
• TLSH: T1F5318EF75067EC4C3A86AF436DAA256DB149E6CC2073A62154DC3B6CD0783BE7E50920
• Submitted as: c33f71_7c4bef35a0514c36ae49a6c739fe2ae6.pdf
• File type: pdf · Size: 42428 bytes
• Verdict: malicious (88/100)

Detections (3 of 54 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.link/wix?keyword=mitsuru+kirijo+cosplay, https://cdn.shopify.com/s/files/1/0429/5471/9395/files/clinical_biochemistry.pdf, https://cdn.shopify.com/s/files/1/0441/0530/2168/files/19095976192.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.link/wix?keyword=mitsuru+kirijo+cosplay
• https://cdn.shopify.com/s/files/1/0429/5471/9395/files/clinical_biochemistry.pdf
• https://cdn.shopify.com/s/files/1/0441/0530/2168/files/19095976192.pdf
• https://cdn.shopify.com/s/files/1/0430/7540/3936/files/camera_999_apk.pdf
• https://cdn.shopify.com/s/files/1/0430/4742/0066/files/sezumezepopos.pdf
• https://cdn.shopify.com/s/files/1/0481/5352/6434/files/after_effects_merry_christmas_template_free.pdf
• https://cdn.shopify.com/s/files/1/0429/9417/2058/files/abituriyent_2020.pdf
• https://cdn.shopify.com/s/files/1/0428/0877/0726/files/82288600541.pdf
• https://cdn.shopify.com/s/files/1/0483/8516/3424/files/98990039140.pdf
• https://cdn.shopify.com/s/files/1/0430/8038/4674/files/49067705286.pdf
• http://figiki.ashtonpwoods.com/uploads/1/3/2/6/132695361/7005329.pdf
• http://rixos.kleggettcounseling.com/uploads/1/3/0/8/130814423/2272197.pdf
• http://pibelato.vetsaccessllc.com/uploads/1/3/1/0/131070351/3201513.pdf
• http://files.dorewe.com/uploads/1/3/1/3/131398542/8290615d9.pdf
• https://cdn.shopify.com/s/files/1/0435/4516/5976/files/jedoxumiv.pdf
• https://cdn.shopify.com/s/files/1/0432/1358/6596/files/71155516433.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.link
• cdn.shopify.com
• figiki.ashtonpwoods.com
• rixos.kleggettcounseling.com
• pibelato.vetsaccessllc.com
• files.dorewe.com
• 0.eu
• www.w3.org
• purl.org
• ns.adobe.com

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