SUSPICIOUS — free-robux-groups-2021_GM431946152.pdf

SUSPICIOUS — free-robux-groups-2021_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (58/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: b218911b926a65a9daa6c68a2c020b4d5f194d66f85c98733bffc358fc1858a0
• SHA-1: 220b07ef8060223f8b3d64832ec70e57c1739bfc
• MD5: a34a89bd970bff5ece13ecdce3c6ca42
• ssdeep: 768:70q2MSWb+gJopCs495mGVV6n9Z5z0Csj16zJOWcr0JWjA7:Aq9VJDt69zz0CsjkVp8aWO
• TLSH: T181307CF3019BCD5C6997DB03AA6A156E6086938C3132CE50D4FC366D807D6FEBB1042A
• Submitted as: free-robux-groups-2021_GM431946152.pdf
• File type: pdf · Size: 36716 bytes
• Verdict: suspicious (58/100)

Detections (4 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!A34A89BD970B

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-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-hack-roblox_GM431946152.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: http://netcdn.tw/app/431946152/free-robux-groups-2021-game-hack, http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-hack-roblox_GM431946152.pdf, http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/coin-master-free-spins-hack-no-human-verification_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

• http://netcdn.tw/app/431946152/free-robux-groups-2021-game-hack
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-hack-roblox_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/coin-master-free-spins-hack-no-human-verification_GM406889139.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-get-free-robux-easy-2021_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/free-robux-kid-friendly-no-human-verification_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/freemobile360-info-free-robux_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/tiktok-free-hit_GM835599320.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/coin-master-free-spins-no-verification_GM406889139.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-much-is-uc-pubg_GM1330123889.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/hacked-msg-for-roblox_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-hack-a-roblox-account-2021_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-do-hack-piano-roblox_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-get-free-tix-on-roblox-ipad_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/minecraft-free-computer-game_GM479516143.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-change-roblox-name-for-free-2021_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/free-level-7-hack-roblox_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/who-hacked-roblox-in-2021_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/free-roblox-accounts-that-work-2021_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/free-robux-games-roblox_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-hack-roblox-games-no-downloads-2021_GM431946152.pdf
• http://perpustakaan-pelita.sdnpercobaan2yogyakarta.com/repository/how-to-get-free-money-in-jailbreak-roblox-2021_GM431946152.pdf

Embedded domains

• netcdn.tw
• perpustakaan-pelita.sdnpercobaan2yogyakarta.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report