MALICIOUS — op-rewards-free-robux_GM431946152.pdf

MALICIOUS — op-rewards-free-robux_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 5 of 53 detection engines flagged it.

Identification

• SHA-256: 91827eed1f6fcf6c610100b5d171f24fdba6239ec8950cf7d7dd7604e8ae05a6
• SHA-1: 2c4f1273b27125494ff765dcdc3113a8f4ab5246
• MD5: 97eb46968ef34df39fc2f259b812415c
• ssdeep: 768:TK0+8SGGPbudvEqEn2J5GZSR2tPRS318+P67gZKqZNp9LT5vrZigPcv:T3+OQS5CSnpKq/7T5vggEv
• TLSH: T1E0338DF70497CD0CA58E9F0399FB256E74DAD6C86162DE8044C83A5CD46C6EFAB10A31
• Submitted as: op-rewards-free-robux_GM431946152.pdf
• File type: pdf · Size: 48577 bytes
• Verdict: malicious (92/100)

Detections (5 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Microsoft Defender: Trojan:PDF/Phish.CFN!MTB
• Emsisoft (Emergency Kit): PDF.Spam.Heur.2
• Trellix Stinger (McAfee): PDF/Phish-TWM!97EB46968EF3
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

Why this verdict

The malicious score of 92/100 is the fusion of 6 weighted signals:

• Microsoft Defender flagged Trojan:PDF/Phish.CFN!MTB (rule Trojan:PDF/Phish.CFN!MTB) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.2 (rule PDF.Spam.Heur.2) - engine signal, weight 0.55, confidence 0.85
• Trellix Stinger (McAfee) flagged PDF/Phish-TWM!97EB46968EF3 (rule PDF/Phish-TWM!97EB46968EF3) - engine signal, weight 0.55, confidence 0.85
• Embedded network infrastructure: https://netcdn.xyz/app/431946152/op-rewards-free-robux-game-hack, http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/how-to-get-minecraft-for-free-2021_GM479516143.pdf, http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/hackear-coin-master_GM406889139.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://netcdn.xyz/app/431946152/op-rewards-free-robux-game-hack
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/how-to-get-minecraft-for-free-2021_GM479516143.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/hackear-coin-master_GM406889139.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/coin-master-free-link_GM406889139.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/download-minecraft-free-hiapphere_GM479516143.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/get-free-robux-2021_GM431946152.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/coin-master-free-spins-and-chips_GM406889139.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/minecraft-noob-vs-pro-vs-hacker-vs-god_GM479516143.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/how-to-scam-on-roblox_GM431946152.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/get-roblox-for-free_GM431946152.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/minecraft-that-you-can-play-for-free_GM479516143.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/minecraft-bedrock-edition-free_GM479516143.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/is-it-possible-to-get-free-robux_GM431946152.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/facebook-coin-master_GM406889139.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/coin-master-online_GM406889139.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/how-to-become-a-hacker-in-roblox_GM431946152.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/coin-master-free-spin-today_GM406889139.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/roblox-script-hack_GM431946152.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/free-coin-master-game_GM406889139.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/roblox-tix-generator_GM431946152.pdf
• http://e-learning.mtsnparung.sch.id/__statics/gudangsoal/files/cheats-coin-master-free-spins-and-news_GM406889139.pdf

Embedded domains

• netcdn.xyz
• e-learning.mtsnparung.sch.id

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report