MALICIOUS — 3f8d85_d1322f892d7947668678bd5aac34d5cb.pdf

MALICIOUS — 3f8d85_d1322f892d7947668678bd5aac34d5cb.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (78/100). 2 of 53 detection engines flagged it.

Identification

• SHA-256: 855019336e43404d253d70f0b11b1029e69ac8214523be346e726c26614becfb
• SHA-1: 33bbce38ec175cc7ce5cf71c0725d15ad918da76
• MD5: 6dfb940252893cc418b243748e2d40be
• ssdeep: 1536:8GFv7egvTt+gdgyBYUKiAcSvlLDiOjjVfGpxJO+Q3W2bCDv9TXm:ZFviG9zY4A9XisfGpxo3W2bCDv9i
• TLSH: T1ED37D0FB189BECDC6AA36F03ACE911052988C68CB236A3105D8C796CD47C1FDBDA0551
• Submitted as: 3f8d85_d1322f892d7947668678bd5aac34d5cb.pdf
• File type: pdf · Size: 73715 bytes
• Verdict: malicious (78/100)

Detections (2 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1

Why this verdict

The malicious score of 78/100 is the fusion of 5 weighted signals:

• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - 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.ru/wix?keyword=carl+orff+music+education+philosophy, https://987fc3fc-872a-4c2e-811b-f4e132088dc4.filesusr.com/ugd/33a16d_3f8ae1c9075d4bfc83b26396b6b852ac.pdf?index=true, https://01383830-b550-48ef-9ffe-a73e547ca42b.filesusr.com/ugd/9e41f0_17960ef8ae31427b83609c159beabca2.pdf?index=true - 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.ru/wix?keyword=carl+orff+music+education+philosophy
• https://987fc3fc-872a-4c2e-811b-f4e132088dc4.filesusr.com/ugd/33a16d_3f8ae1c9075d4bfc83b26396b6b852ac.pdf?index=true
• https://01383830-b550-48ef-9ffe-a73e547ca42b.filesusr.com/ugd/9e41f0_17960ef8ae31427b83609c159beabca2.pdf?index=true
• https://468ec7b1-861e-4606-91b6-4b75af6be092.filesusr.com/ugd/de60da_553aef7a0d8447ad9cd8db5907cec039.pdf?index=true
• https://5b992e1e-3633-4606-a653-93e7758e28c0.filesusr.com/ugd/34e21e_4e758a139b0644b19ef37d85d3ddd2fa.pdf?index=true
• https://7cab0a18-cab9-4799-9a93-8299ef76fdab.filesusr.com/ugd/f35da0_cd9f8402c2ee4d1bb10368f5d384f87e.pdf?index=true
• https://ae056d70-8411-41c7-8cad-8ff2f16913a5.filesusr.com/ugd/17beed_502e367b08e5485d8695f60ab6b967a8.pdf?index=true
• https://6692912e-c624-4afa-bf00-a46be7ea0b5b.filesusr.com/ugd/9904c2_7b02727ca52d4b4085288cb97fa55400.pdf?index=true
• https://205a93b0-1898-49c7-926e-f692f859ea77.filesusr.com/ugd/dba42a_20971b181f5f479fae75fc20a7c72790.pdf?index=true
• https://3c813fc0-aea4-4762-9767-8a119c430612.filesusr.com/ugd/e3325f_32bdd1a9d0314146af17884c90f1e73a.pdf?index=true
• https://52b1be84-2b79-4ec7-a968-b1e16f0f2d9a.filesusr.com/ugd/24d943_c117df217d054cd784302088a1f7df75.pdf?index=true
• https://cdn.shopify.com/s/files/1/0431/3029/0327/files/tunimenowub.pdf
• https://cdn.shopify.com/s/files/1/0435/7806/5059/files/kezegiluzugovisefisinadi.pdf
• https://cdn.shopify.com/s/files/1/0431/4818/1666/files/gucci_loafers_size_guide.pdf
• https://cdn.shopify.com/s/files/1/0440/5841/1160/files/introduction_biostatistics_lecture_notes.pdf
• https://cdn.shopify.com/s/files/1/0432/0644/3163/files/88713801548.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.ru
• 987fc3fc-872a-4c2e-811b-f4e132088dc4.filesusr.com
• 01383830-b550-48ef-9ffe-a73e547ca42b.filesusr.com
• 468ec7b1-861e-4606-91b6-4b75af6be092.filesusr.com
• 5b992e1e-3633-4606-a653-93e7758e28c0.filesusr.com
• 7cab0a18-cab9-4799-9a93-8299ef76fdab.filesusr.com
• ae056d70-8411-41c7-8cad-8ff2f16913a5.filesusr.com
• 6692912e-c624-4afa-bf00-a46be7ea0b5b.filesusr.com
• 205a93b0-1898-49c7-926e-f692f859ea77.filesusr.com
• 3c813fc0-aea4-4762-9767-8a119c430612.filesusr.com
• 52b1be84-2b79-4ec7-a968-b1e16f0f2d9a.filesusr.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report