MALICIOUS — 3615fb_79596d4ef0a6411ba0957b4266ad8021.pdf

MALICIOUS — 3615fb_79596d4ef0a6411ba0957b4266ad8021.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: 72cfa5591660c2730e4659650889620d424abebdcb77f8dce515ca606fdd89cd
• SHA-1: b7273b7f857459fb3d0f3a1bd47b58319b2ca940
• MD5: 94c19afbd76046f6cb71a2d53a2b4928
• ssdeep: 768:2gGzpDlANxta5Ig/Cxi9WQypL1sYaUtWXTuwAriTtxQs/wwjPm:jGF5AZEsBPtWXqwAWks/wwrm
• TLSH: T1E12F8DF3505BEDCC2A83EB13A9B604555145DB8E7133E26549883B7CC4B86BDAE00571
• Submitted as: 3615fb_79596d4ef0a6411ba0957b4266ad8021.pdf
• File type: pdf · Size: 35202 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.cc/wix?keyword=holt+environmental+science+chapter+7+concept+review+answers, https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jerozex.pdf, https://cdn.shopify.com/s/files/1/0436/3180/4574/files/angry_birds_transformers_new_characters_2018.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.cc/wix?keyword=holt+environmental+science+chapter+7+concept+review+answers
• https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jerozex.pdf
• https://cdn.shopify.com/s/files/1/0436/3180/4574/files/angry_birds_transformers_new_characters_2018.pdf
• https://cdn.shopify.com/s/files/1/0436/4769/7061/files/sumajemivewebunigiloguwov.pdf
• http://kefijaja.ourdentistjohn.com/uploads/1/3/0/8/130874408/370004ce4.pdf
• http://wozomu.robertbiederman.com/uploads/1/3/0/8/130873947/c02cb4.pdf
• http://files.lacedwingdesigns.com/uploads/1/3/1/3/131384436/fumozada-gejitumisevilal.pdf
• https://cdn.shopify.com/s/files/1/0437/6464/6040/files/macros_for_roll20.pdf
• https://cdn.shopify.com/s/files/1/0430/2657/9610/files/41588437586.pdf
• https://cdn.shopify.com/s/files/1/0435/9572/7007/files/6006351422.pdf
• https://cdn.shopify.com/s/files/1/0433/4111/9647/files/bruhn_marketing.pdf
• https://cdn.shopify.com/s/files/1/0464/9756/2776/files/bell_bottom_kannada_full_movie_movierulz.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.cc
• cdn.shopify.com
• kefijaja.ourdentistjohn.com
• wozomu.robertbiederman.com
• files.lacedwingdesigns.com
• www.w3.org
• purl.org
• ns.adobe.com

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