MALICIOUS — 4fb05f_ab9c4017c6954bd89588a4834d660605.pdf

MALICIOUS — 4fb05f_ab9c4017c6954bd89588a4834d660605.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: b2905bdbd27049508d9fb4cf702c358167a96bdaaedd2bb501cad253c343776f
• SHA-1: 2bb42c9077b7aa5fb709404eb27d0edd6f9b3212
• MD5: a56dfcba5c048ecaf0dd6c3f7726d260
• ssdeep: 768:dgGzpDoMfWrZpFwuF/24ysvSZP7RX5w1I2u9/531bLF:eGF8u3s6Zjzw1I2u9/XbLF
• TLSH: T1D4307CF31097ED8C768BEF07AEA7205E504AC6896132977015C9776CD0BC7AD3E50A60
• Submitted as: 4fb05f_ab9c4017c6954bd89588a4834d660605.pdf
• File type: pdf · Size: 39136 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.link/wix?keyword=harlem+renaissance+scavenger+hunt+answer+key, http://files.akpartnership.org/uploads/1/3/0/8/130874474/wigud.pdf, http://files.reimak.com/uploads/1/3/1/4/131407057/e82e32446c.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=harlem+renaissance+scavenger+hunt+answer+key
• http://files.akpartnership.org/uploads/1/3/0/8/130874474/wigud.pdf
• http://files.reimak.com/uploads/1/3/1/4/131407057/e82e32446c.pdf
• http://giworegum.postlandings.com/uploads/1/3/0/8/130874493/gatojibonub_tipal.pdf
• http://files.hoaks4wheeldrive.com/uploads/1/3/0/7/130738701/dotukamiraz_bopixufinawuw_sugekisu.pdf
• https://51d2f53a-b9f3-4821-b02a-1c662a5f0f63.filesusr.com/ugd/c722c2_770bc754ebd743ea90d6b5ddbbd84f02.pdf?index=true
• https://66c51f78-2de4-445d-91ba-62712a0333f2.filesusr.com/ugd/312e0e_d1e3230bcb7f48b891a517e7966623f2.pdf?index=true
• https://3fe23bc0-fa26-4d53-9fd5-a79a2509a5fd.filesusr.com/ugd/24deb6_eb26b35d2818408a9aab419f7ca1a19f.pdf?index=true
• https://ffc62988-6def-41ed-9e56-8b26cc4a3500.filesusr.com/ugd/3225da_4c6fde3126bf45c6b3f17e3b18471d38.pdf?index=true
• https://b316f3f8-b2e7-470e-97b4-a04f5282a33d.filesusr.com/ugd/735189_716d45951ce2432aa7031933d5b5f4f7.pdf?index=true
• https://cdn.shopify.com/s/files/1/0432/0637/7632/files/22371665634.pdf
• https://cdn.shopify.com/s/files/1/0433/8935/4142/files/tonymoly_fresh_to_go_aloe_mask_sheet.pdf
• https://cdn.shopify.com/s/files/1/0444/5034/9223/files/86753058969.pdf
• https://cdn.shopify.com/s/files/1/0430/0655/8359/files/13330066148.pdf
• https://cdn.shopify.com/s/files/1/0431/8094/9658/files/71720696333.pdf
• https://cdn.shopify.com/s/files/1/0434/5046/6464/files/database_management_system_notes_free_download.pdf
• https://cdn.shopify.com/s/files/1/0429/2562/1404/files/kiwep.pdf
• https://cdn.shopify.com/s/files/1/0483/3473/3465/files/bell_bike_rack_instructions.pdf
• https://cdn.shopify.com/s/files/1/0439/8107/8686/files/22799395042.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
• files.akpartnership.org
• files.reimak.com
• giworegum.postlandings.com
• files.hoaks4wheeldrive.com
• 51d2f53a-b9f3-4821-b02a-1c662a5f0f63.filesusr.com
• 66c51f78-2de4-445d-91ba-62712a0333f2.filesusr.com
• 3fe23bc0-fa26-4d53-9fd5-a79a2509a5fd.filesusr.com
• ffc62988-6def-41ed-9e56-8b26cc4a3500.filesusr.com
• b316f3f8-b2e7-470e-97b4-a04f5282a33d.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