SUSPICIOUS — coin-master-free-spins-for-today_GM406889139.pdf

SUSPICIOUS — coin-master-free-spins-for-today_GM406889139.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 092a8f195707b40999296d13a9624ff0955590f74296b08294c5fb9e01c87b8a
• SHA-1: a3d2a1d470deb9fa740fbf5005b5e5ad524ca1f3
• MD5: d4194a42c27a13e621f1048f5e0a168c
• ssdeep: 768:bKd4UKCUsMqvkMdqwiYbUDcJmGN1QTN22ZpClNHYWccy2jS:bujrMKiH4UYiE2Ol1pccy2jS
• TLSH: T17E307DF7006FCC5C6ECBDB4359EB2169758AE7886022CA8545D83B6DC0AC6AE7F40531
• Submitted as: coin-master-free-spins-for-today_GM406889139.pdf
• File type: pdf · Size: 36547 bytes
• Verdict: suspicious (68/100)

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!D4194A42C27A

MITRE ATT&CK

• T1112
• T1105

Why this verdict

The suspicious score of 68/100 is the fusion of 6 weighted signals:

• Contacted 12 external host(s) at runtime (2 HTTP) - network signal, weight 0.40, confidence 0.80
• Embedded network infrastructure: http://netcdn.tw/app/406889139/coin-master-free-spins-for-today-game-hack, http://elib.upiyptk.ac.id/opac/repository/coin-master-free-spins-5-10-2021_GM406889139.pdf, http://elib.upiyptk.ac.id/opac/repository/how-to-get-free-robux-5-million_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
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

9630 behavior events · 1 ATT&CK techniques · 3 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• to-do.office.com
• staging.to-do.officeppe.com
• teams.cloud.microsoft
• outlook.office.com
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 250.255.255.239.in-addr.arpa
• desktop-hsgcbep
• 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 252.0.0.224.in-addr.arpa
• ntp.ubuntu.com
• 79.243.254.169.in-addr.arpa
• 255.255.254.169.in-addr.arpa
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Dropped files

• C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\8b658879951cb5ef3289761e581f557c.png - ee1231b4477738b6bec6b6ff2e7376e8c24ce9287a20a504b775a8d32fb7706f
• C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - ae26ac38da81aab507bcc1024a51bfdd8841fefb094342fff6a9fc79a567554d
• root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

• http://netcdn.tw/app/406889139/coin-master-free-spins-for-today-game-hack
• http://elib.upiyptk.ac.id/opac/repository/coin-master-free-spins-5-10-2021_GM406889139.pdf
• http://elib.upiyptk.ac.id/opac/repository/how-to-get-free-robux-5-million_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac//repository/how-do-you-get-roblox-money_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/can-you-get-minecraft-for-free_GM479516143.pdf
• http://elib.upiyptk.ac.id/opac/repository/can-you-earn-robux_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/minecraft-pe-free-download-ios-no-jailbreak_GM479516143.pdf
• http://elib.upiyptk.ac.id/opac/repository/free-robux-codes-2021-october_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/best-roblox-hacks_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/roblox-hacked-accounts-list-2021_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/free-robux-generator_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/coin-master-free-cards-link-2021-today_GM406889139.pdf
• http://elib.upiyptk.ac.id/opac//repository/free-robux-wheel_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/roblox-urbis-hack-with-cheat-engine_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/pop-slots-free-vegas-casino-slot-machine-game-coin-master_GM406889139.pdf
• http://elib.upiyptk.ac.id/opac/repository/county-free-roblox_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac//repository/roblox-free-play-no-download_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac/repository/minecraft-pe-apk-download_GM479516143.pdf
• http://elib.upiyptk.ac.id/opac/repository/elemental-battlegrounds-roblox-hacks_GM431946152.pdf
• http://elib.upiyptk.ac.id/opac//repository/how-to-get-free-unlimited-coins-in-coin-master_GM406889139.pdf
• http://elib.upiyptk.ac.id/opac/repository/free4mobile24-com-free-robux_GM431946152.pdf
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com

Embedded domains

• netcdn.tw
• elib.upiyptk.ac.id

Embedded IP addresses

• 13.69.109.131
• 20.42.179.192
• 4.230.171.124
• 20.165.94.46
• 135.233.95.144
• 203.26.79.13
• 4.150.223.98
• 20.231.239.246
• 40.103.64.242
• 52.123.128.14
• 74.178.76.44
• 52.148.114.188

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report