SUSPICIOUS — coin-master-hack-apk-2021_GM406889139.pdf

SUSPICIOUS — coin-master-hack-apk-2021_GM406889139.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 4603d9f91ce48d1fc31934d414953429af2e6a6a2bec2d15f3b508a09c410f06
• SHA-1: d9ba204c8e7f5b47db591ab6816af604c4630d3e
• MD5: f826a1c8d1dd23d5e6dc38ba1325cca9
• ssdeep: 768:Dk27RKvr8KaiHYQ0V461aFNDhnbZwvwN/mzAtZJOy:9u8K2zta/hbZwye4ZJZ
• TLSH: T1A9307CF71047CD1CAA868F039A7A69AD74C8E2C87162DE4544D8393CE43C6AFBB50571
• Submitted as: coin-master-hack-apk-2021_GM406889139.pdf
• File type: pdf · Size: 37599 bytes
• Verdict: suspicious (68/100)

Detections (4 of 54 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!F826A1C8D1DD

MITRE ATT&CK

• T1112
• T1105

Why this verdict

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

• Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
• Embedded network infrastructure: http://netcdn.tw/app/406889139/coin-master-hack-apk-2021-game-hack, https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/coin-master-card-hack-2021_GM406889139.pdf, https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/free-robux-earn_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)

9699 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
• outlook.office365.com
• outlook.cloud.microsoft
• ntp.ubuntu.com
• 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
• 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
• 79.243.254.169.in-addr.arpa
• 252.0.0.224.in-addr.arpa
• 255.255.254.169.in-addr.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
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D

Dropped files

• C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - 65fa38a933b8030dd124972bb53fb3e3be680e0d327b9581eae8e31c2efb02e6
• C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\81e5c5128ac662e3c0bb42a143472d0b.png - 54d4af27582bea7a0e909ab078ecf10b628af9049abaa97536de2bf23b144da0
• root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

• http://netcdn.tw/app/406889139/coin-master-hack-apk-2021-game-hack
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/coin-master-card-hack-2021_GM406889139.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/free-robux-earn_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/roblox-hack-2021_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/hacking-things-to-hack-roblox-gamemodes_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/free-roblox-accounts-2021-with-obc_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/coin-master-free-spins-2021-haktuts_GM406889139.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/robux-no-hacks_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/coin-master-free-coins-and-spins-hack_GM406889139.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/free-robux-no-verification-2021_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/robux-hack-apk-pc_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/flame-gg-free-robux_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/i-didnt-get-my-free-spins-in-coin-master_GM406889139.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/how-to-get-free-roebucks-without-verification_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/how-to-make-your-own-minecraft-server-for-free_GM479516143.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/wiek-ann-man-sich-robux-hacken_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/roblox-robux-hack-generator_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/robux-premium_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/coin-master-links-for-free-spins_GM406889139.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/how-to-get-free-robux-on-phone-2021_GM431946152.pdf
• https://elearning.mtsn3kebumen.sch.id/__statics/gudangsoal/files/coin-master-twitter-free-spins_GM406889139.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
• elearning.mtsn3kebumen.sch.id

Embedded IP addresses

• 52.110.12.47
• 4.247.188.233
• 4.230.171.124
• 52.230.60.54
• 135.232.92.137
• 74.179.77.164
• 203.26.79.13
• 40.103.64.242
• 20.89.1.13
• 52.123.128.14
• 40.99.134.2
• 20.184.175.20
• 172.175.111.170
• 172.172.255.216
• 20.42.65.94
• 40.84.97.4
• 4.247.188.224

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report