MALICIOUS — 8a4248_71a12e3d20514e1aa50654e4f10067e1.pdf

MALICIOUS — 8a4248_71a12e3d20514e1aa50654e4f10067e1.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: 7efa5f843d04fb3815dfbc30985b76d24e1216c9a393de05c5485354641e416e
• SHA-1: 697e0d4e58f04032e8a4baf030c38e4eb161924e
• MD5: 97f264eb6b2338aab9a361301ab95096
• ssdeep: 768:NgGzpDG2nirzR3Ql5bqny/RreEZTE9mAYVxoOgZ9hVNaWjBED2f96rCLqqk6zkGl:uGFK9rcZnlSOQt5o2grCLEGrPHdP
• TLSH: T1AD34BFF3919BDC4C6A8A5B03ACF620155588C3892272A7B51C9C3A6DD4BC5FCFE10D62
• Submitted as: 8a4248_71a12e3d20514e1aa50654e4f10067e1.pdf
• File type: pdf · Size: 55386 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): UDS:Trojan.PDF.SBadur.gen

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 UDS:Trojan.PDF.SBadur.gen (rule UDS:Trojan.PDF.SBadur.gen) - 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=sunderland+elementary+school+vermont, https://ee00f8f9-adfb-47c9-b56a-17e137e3ca9b.filesusr.com/ugd/9904c2_0d687643c34f40b8bc9217b82d0673d8.pdf?index=true, https://bda73a29-c8a8-45e5-bad4-1bbc114203da.filesusr.com/ugd/60ffa2_268d79e2c07b44beb425e3e583b7e97a.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.cc/wix?keyword=sunderland+elementary+school+vermont
• https://ee00f8f9-adfb-47c9-b56a-17e137e3ca9b.filesusr.com/ugd/9904c2_0d687643c34f40b8bc9217b82d0673d8.pdf?index=true
• https://bda73a29-c8a8-45e5-bad4-1bbc114203da.filesusr.com/ugd/60ffa2_268d79e2c07b44beb425e3e583b7e97a.pdf?index=true
• https://b0806b60-bc2d-4c68-bd61-8d3c9e62da1e.filesusr.com/ugd/529dbf_f641bd8b7e5644069040b65403f50113.pdf?index=true
• https://cafb557e-f881-4523-9ede-94d48096f87b.filesusr.com/ugd/8e9e2f_e2fbc97d95cf40dd9b7318b67838074d.pdf?index=true
• https://48aa0e67-875d-4a9f-adb7-5e5985182135.filesusr.com/ugd/724fb5_b7e1c50388f94e94a2bb199f5b1ac604.pdf?index=true
• https://a5907828-2996-4464-8472-4b3e10786e16.filesusr.com/ugd/a4c1fa_1808bf5899a44cd6926869d2428e1574.pdf?index=true
• https://cdn.shopify.com/s/files/1/0434/0147/8300/files/sql_database_2012.pdf
• https://cdn.shopify.com/s/files/1/0438/2975/6066/files/literature_and_the_writing_process.pdf
• https://cdn.shopify.com/s/files/1/0430/5757/8138/files/acca_f5_syllabus_and_study_guide.pdf
• https://cdn.shopify.com/s/files/1/0434/7691/0242/files/36178938077.pdf
• https://cdn.shopify.com/s/files/1/0456/4552/9255/files/pigakobedabuganuf.pdf
• https://cdn.shopify.com/s/files/1/0440/6041/0021/files/nigow.pdf
• https://cdn.shopify.com/s/files/1/0429/8326/0314/files/jebel_shams_tour_guide.pdf
• https://cdn.shopify.com/s/files/1/0434/5780/6486/files/20646776661.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
• ee00f8f9-adfb-47c9-b56a-17e137e3ca9b.filesusr.com
• bda73a29-c8a8-45e5-bad4-1bbc114203da.filesusr.com
• b0806b60-bc2d-4c68-bd61-8d3c9e62da1e.filesusr.com
• cafb557e-f881-4523-9ede-94d48096f87b.filesusr.com
• 48aa0e67-875d-4a9f-adb7-5e5985182135.filesusr.com
• a5907828-2996-4464-8472-4b3e10786e16.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