SUSPICIOUS — earn-free-robux-on-roblox_GM431946152.pdf
SUSPICIOUS — earn-free-robux-on-roblox_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 5 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
525416585ad5ad155c6c536016cb3c999a95b1ba47f52779b365e22297e4073a - SHA-1:
6f5cbc6d4f19a2335228ac8165daaad599146c0b - MD5:
d765f28816a807aca69c370fda2da4fc - ssdeep:
768:DWgclpx58LxRZEm6uiFZISbGchLbpC7WzdSIx0D/vmEVIXH3lfITQa9:61UNRZJEZXb0WB0D/vm7lf4Qa9 - TLSH:
T17C329EF7919FCD5C7B49AF03CAF1241EB18996883020E940A4D8766DD0BD5FD7B20A21 - Submitted as: earn-free-robux-on-roblox_GM431946152.pdf
- File type: pdf · Size: 45424 bytes
- Verdict: suspicious (68/100)
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!D765F28816A8
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The suspicious score of 68/100 is the fusion of 6 weighted signals:
- Contacted 24 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://netcdn.xyz/app/431946152/earn-free-robux-on-roblox-game-hack, https://library.itn.ac.id/perpusitn/repository/coin-master-free-spin-link-today-16-11-2021_GM406889139.pdf, https://library.itn.ac.id/perpusitn/repository/coin-master-claim-spins_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
- 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)
9653 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
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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
- 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
- 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\SumatraPDF-settings.txt -
b4e36df5e68e114ad37a7a746b9c91eed1ff156a9c265d2b2740884c76335db3 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\6f502d280c9f623e0d4dcd9e4ef0da32.png -
7732a060bb76346243fa960acc982ff95afb08b84f6ea137ec152ede28ed5f55 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://netcdn.xyz/app/431946152/earn-free-robux-on-roblox-game-hack
- https://library.itn.ac.id/perpusitn/repository/coin-master-free-spin-link-today-16-11-2021_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/coin-master-claim-spins_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/minecraft-gun-mod-download-free_GM479516143.pdf
- https://library.itn.ac.id/perpusitn/repository/coin-master-hack-spins-2021_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/25-free-spins-coin-master_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/300-daily-free-spins-coin-master_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/coin-master-hack-apk-android-1_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/coin-master-free-spins-hack-no-human-verification_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/free-robux-generator-without-verification_GM431946152.pdf
- https://library.itn.ac.id/perpusitn/repository/coin-master-free-coins-and-spins-2021_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/how-to-get-free-hair-on-roblox_GM431946152.pdf
- https://library.itn.ac.id/perpusitn/repository/free-robux-no-human-verification-or-survey-2021_GM431946152.pdf
- https://library.itn.ac.id/perpusitn/repository/coin-master-daily-free-spins_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/roblox-free-login_GM431946152.pdf
- https://library.itn.ac.id/perpusitn/repository/coin-mster-free_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/free-coin-master-spins-blog_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/coin-master-hacks-no-human-verification_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/free-coin-master-hacks_GM406889139.pdf
- https://library.itn.ac.id/perpusitn/repository/how-to-get-minecraft-bedrock-edition-for-free_GM479516143.pdf
- https://library.itn.ac.id/perpusitn/repository/free-redeem-code-for-coin-master_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.xyz
- library.itn.ac.id
Embedded IP addresses
- 4.150.223.106
- 57.154.63.210
- 172.172.255.218
- 172.215.188.232
- 52.123.252.230
- 74.179.71.159
- 20.247.184.197
- 4.230.171.124
- 72.145.35.100
- 203.26.79.13
- 74.178.240.61
- 74.179.77.164
- 20.112.250.133
- 4.150.223.111
- 52.123.128.14
- 135.233.45.221
- 85.210.196.11
- 172.178.240.161
- 4.150.223.99
- 48.200.63.27
- 52.123.252.223
- 52.123.129.14
- 20.184.175.22
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report