SUSPICIOUS — rbxcity-free-robux_GM431946152.pdf

SUSPICIOUS — rbxcity-free-robux_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (58/100). 5 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 7e5eff0d4dbbcdd8e6971f68ee1f6438599e3d71bd62d114d028eb6bd6f393b2
• SHA-1: 7266094dd78586b74aa8949f62e73400ef4d6b28
• MD5: 17f1c491ddc656996b5e440dfa0291db
• ssdeep: 768:8aDvXRHsD6BB1JukyUcEHr+m9o54sm9Qgdw:8evDBB1J0UcEimFsSQgdw
• TLSH: T1C42F9EF31157DC5CB797AF13A8BB216D64CD93886072CA51E2C8373D80B9DAE5B20861
• Submitted as: rbxcity-free-robux_GM431946152.pdf
• File type: pdf · Size: 34645 bytes
• Verdict: suspicious (58/100)

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!17F1C491DDC6
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1566.002

Why this verdict

The suspicious score of 58/100 is the fusion of 4 weighted signals:

• Embedded link rated suspicious by URL analysis: http://perpustakaan.pn-tapaktuan.go.id/repository/free-roblox-levle-6_GM431946152.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: http://netcdn.tw/app/431946152/rbxcity-free-robux-game-hack, http://perpustakaan.pn-tapaktuan.go.id/repository/free-roblox-levle-6_GM431946152.pdf, http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-free-robux-without-verifying_GM431946152.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

• http://netcdn.tw/app/431946152/rbxcity-free-robux-game-hack
• http://perpustakaan.pn-tapaktuan.go.id/repository/free-roblox-levle-6_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-free-robux-without-verifying_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/free-roblox-followers-generator_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-15-robux-for-free_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/i-want-free-robux_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-co_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/roblox-lumber-tycoon-2-hack-pastebin_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/top-free-commands-in-roblox-which-works-in-all-games_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-free-roblox-money-2021_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/free-candy-van-roblox-hack_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-free-robux-live-stream_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-2021_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-promo-codes-august-2021_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-spins_GM406889139.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/roblox-free-items-september-2021_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/minecraft-nintendo-switch-digital-code-free_GM479516143.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-70-spin-link-2021_GM406889139.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/free-things-on-roblox_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/this-roblox-obby-gives-you-free-robux_GM431946152.pdf
• http://perpustakaan.pn-tapaktuan.go.id/repository/roblox-app-free-robux_GM431946152.pdf

Embedded domains

• netcdn.tw
• perpustakaan.pn-tapaktuan.go.id

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report