MALICIOUS — 2dbf5a_60c1bb2995a645a599fb895aa0c99535.pdf

MALICIOUS — 2dbf5a_60c1bb2995a645a599fb895aa0c99535.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: 52db71fc09a1b82be096b7005a90a3c57462c0adf24a4ca2d8ecf419b4e66f33
• SHA-1: a7a28b12248fb9fa2fd20c2a776e2a0782135b4b
• MD5: 709549f949d1187fd46526bc41089831
• ssdeep: 768:OgGzpDD8G+s7q9JbDJLBc5n2rdRH6xStfNhHNebQS2UsPFI3GB/bFFGpcr:rGF38Gh7qlOBc2AfNeES2UsPFyAbGpcr
• TLSH: T14432AEF35167DD4C76C35B4329FA255D619ADB882072AA7818C83B7CC4B83BC7E40964
• Submitted as: 2dbf5a_60c1bb2995a645a599fb895aa0c99535.pdf
• File type: pdf · Size: 43767 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=addison+wesley+publishing+company+worksheet+answers+conceptual+physics, http://fuzajo.briandanleyfitness.com/uploads/1/3/1/4/131406453/3593979.pdf, http://rajigu.clarencedwhite.com/uploads/1/3/1/4/131414743/daredijetoxile-favedi-zumesobiw-lojugumo.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=addison+wesley+publishing+company+worksheet+answers+conceptual+physics
• http://fuzajo.briandanleyfitness.com/uploads/1/3/1/4/131406453/3593979.pdf
• http://rajigu.clarencedwhite.com/uploads/1/3/1/4/131414743/daredijetoxile-favedi-zumesobiw-lojugumo.pdf
• http://files.harperperformance.co.uk/uploads/1/3/0/8/130814631/2a63954f9.pdf
• http://kopifuj.cpseagles.com/uploads/1/3/0/9/130969027/zudokisaxe.pdf
• http://wurudog.4055nelsonavenue.com/uploads/1/3/0/8/130874691/tufazesofofipab.pdf
• https://11baff4e-9b89-481a-80c3-58fc7d2fab6a.filesusr.com/ugd/65b209_3fdf19f87b164075909c116761add47a.pdf?index=true
• https://f3b0f580-7324-4008-b020-8c91e79fbd4a.filesusr.com/ugd/01bc73_e125b248a4d24db6a67e869d4d8be3ef.pdf?index=true
• https://c1d49198-9e1e-434d-87e4-e3bbdd557813.filesusr.com/ugd/dcf311_0bff750c5f5c428bbeda8a90df3a7f76.pdf?index=true
• https://5f6c9b04-a18f-4639-8fec-1461c3a4b497.filesusr.com/ugd/735189_8bffd376c7a244d996a0cb8a913f5680.pdf?index=true
• https://79a2917a-9f91-4ef9-a829-de1ed852c6cf.filesusr.com/ugd/cc3ca9_0edba86340ba4a61b48b87fd0e4b1a72.pdf?index=true
• https://cdn.shopify.com/s/files/1/0428/4219/4083/files/nxt_fast_line_follower.pdf
• https://cdn.shopify.com/s/files/1/0433/9954/4984/files/74451113735.pdf
• https://cdn.shopify.com/s/files/1/0436/8692/0347/files/kugovok.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
• fuzajo.briandanleyfitness.com
• rajigu.clarencedwhite.com
• files.harperperformance.co.uk
• kopifuj.cpseagles.com
• wurudog.4055nelsonavenue.com
• 11baff4e-9b89-481a-80c3-58fc7d2fab6a.filesusr.com
• f3b0f580-7324-4008-b020-8c91e79fbd4a.filesusr.com
• c1d49198-9e1e-434d-87e4-e3bbdd557813.filesusr.com
• 5f6c9b04-a18f-4639-8fec-1461c3a4b497.filesusr.com
• 79a2917a-9f91-4ef9-a829-de1ed852c6cf.filesusr.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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