MALICIOUS — 771ea4_2ad59cea8e3c4c519e67392edfacfdb2.pdf

MALICIOUS — 771ea4_2ad59cea8e3c4c519e67392edfacfdb2.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: c005e3765feca5c333abbea492ed33ed80d36ff9f6cc4bdb2d11a224254a0cbf
• SHA-1: da143aaf50a7f6ccbfa2475f2b1c1438d0520f97
• MD5: ff7f285717ec538d0b14a845719363ee
• ssdeep: 768:ygGzpDQrY+5ZRF/nHg3c/U80ZuoIhd60frWCWv8L0:vGF8Xn/iZ5IiKWv8L0
• TLSH: T122318DF300A7EC4C7AC69F03BA6E1459A445E688A173A764549C372CD0BC3FD6F60A61
• Submitted as: 771ea4_2ad59cea8e3c4c519e67392edfacfdb2.pdf
• File type: pdf · Size: 40232 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.PDF.Agent.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 HEUR:Trojan.PDF.Agent.gen (rule HEUR:Trojan.PDF.Agent.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.ru/wix?keyword=stickman+fighting+games+hacked, http://files.cliocareer.nl/uploads/1/3/1/1/131163512/tofodimanikixumos.pdf, http://najizis.sjssa.org/uploads/1/3/2/3/132303374/98b88f192.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.ru/wix?keyword=stickman+fighting+games+hacked
• http://files.cliocareer.nl/uploads/1/3/1/1/131163512/tofodimanikixumos.pdf
• http://najizis.sjssa.org/uploads/1/3/2/3/132303374/98b88f192.pdf
• http://files.booksandmorsels.com/uploads/1/3/2/8/132814071/4614955.pdf
• http://zewoniner.jonathanmelvillepratt.com/uploads/1/3/2/3/132302780/5d1bc2821e9a39d.pdf
• http://files.dpnutritionandfitness.com/uploads/1/3/0/8/130873877/36f40362c984cd.pdf
• https://7f9a7ebc-aba9-4aa6-a023-bec75a2e9e49.filesusr.com/ugd/384ea4_fff8ae9f3c194d889c79d4d7739fe091.pdf?index=true
• https://2d31a1f0-8a08-48bf-ae8c-33c45502396c.filesusr.com/ugd/48bf55_d382bdc837a84eadb5d95863a87e032b.pdf?index=true
• https://221ffd84-87fe-4b16-94d5-72859e6c36f1.filesusr.com/ugd/0049ca_a705e1adb96949929f00e8cd013d3439.pdf?index=true
• https://5bd4ed93-ff6f-43d4-aed8-f646dd6e8831.filesusr.com/ugd/d8966e_56f6f8a7885646fbbe587a7955396897.pdf?index=true
• https://0d8cee7c-81c4-45f8-84b0-325fdb8db50f.filesusr.com/ugd/e32576_17f5505c548d4764bd6f985f488aec87.pdf?index=true
• https://a3b6b3fd-192f-4aa6-b724-a58af6f52cf1.filesusr.com/ugd/f08e01_afa76a5c311e490298aa8b18cf037992.pdf?index=true
• https://cdn.shopify.com/s/files/1/0430/7949/9940/files/mitolovapipe.pdf
• https://cdn.shopify.com/s/files/1/0461/9593/3347/files/tidurotabog.pdf
• https://cdn.shopify.com/s/files/1/0464/7603/4198/files/ryder_paw_patrol_plush.pdf
• https://cdn.shopify.com/s/files/1/0428/0126/6851/files/10277363494.pdf
• https://cdn.shopify.com/s/files/1/0430/4302/9143/files/why_school_uniforms_are_good_statistics.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
• files.cliocareer.nl
• najizis.sjssa.org
• files.booksandmorsels.com
• zewoniner.jonathanmelvillepratt.com
• files.dpnutritionandfitness.com
• 7f9a7ebc-aba9-4aa6-a023-bec75a2e9e49.filesusr.com
• 2d31a1f0-8a08-48bf-ae8c-33c45502396c.filesusr.com
• 221ffd84-87fe-4b16-94d5-72859e6c36f1.filesusr.com
• 5bd4ed93-ff6f-43d4-aed8-f646dd6e8831.filesusr.com
• 0d8cee7c-81c4-45f8-84b0-325fdb8db50f.filesusr.com
• a3b6b3fd-192f-4aa6-b724-a58af6f52cf1.filesusr.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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