SUSPICIOUS — robuxglobalcom_GM431946152.pdf
SUSPICIOUS — robuxglobalcom_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:
bfe2c076925750a5768bff2d91f570ad3a9c6629211353ea2b9303fa089d4415 - SHA-1:
b860c9ac8468e1627ed522b85e64622462c4a6e0 - MD5:
f7aa6f6ad35f58b5cd1d9fc769b076e4 - ssdeep:
768:TQsj1EIsI9BCm6+Cs/naeTa+dkAkBF/tLsvJd1KbpkJy:Jj1ET+JnaeekkjF/tAbcaJy - TLSH:
T11E2F5CF7029BCC0C798A5B07ABB6206DB095C2892061DE1455DC6BBCE47C9BE7F10A61 - Submitted as: robuxglobalcom_GM431946152.pdf
- File type: pdf · Size: 35176 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!F7AA6F6AD35F
- 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 12 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://netcdn.tw/app/431946152/robuxglobalcom-game-hack, https://biospray-online.com/ckfinder/userfiles/files/free-minecraft-codes-2021_GM479516143.pdf, https://biospray-online.com/ckfinder/userfiles/files/promo-codes-to-get-free-robux_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)
9584 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- desktop-hsgcbep
- 250.255.255.239.in-addr.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
- 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
- 252.0.0.224.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
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
caf7e2a987cfbbf421d9578783a35a08f45d0fa332eec3df901d761360a63090 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\d37b035771b3ac3bdce5c17d8c92ef1c.png -
92abcea0e7bf04bc37fa97eefc146ab22acbc2e53313d360aadc509267a50eb6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://netcdn.tw/app/431946152/robuxglobalcom-game-hack
- https://biospray-online.com/ckfinder/userfiles/files/free-minecraft-codes-2021_GM479516143.pdf
- https://biospray-online.com/ckfinder/userfiles/files/promo-codes-to-get-free-robux_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/roblox-hack-download_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/minecraft-windows-10-edition-hacked-client_GM479516143.pdf
- https://biospray-online.com/ckfinder/userfiles/files/play-full-version-of-minecraft-for-free-no-download_GM479516143.pdf
- https://biospray-online.com/ckfinder/userfiles/files/coin-master-hacks-and-cheats_GM406889139.pdf
- https://biospray-online.com/ckfinder/userfiles/files/master-free-spins-and-coins_GM406889139.pdf
- https://biospray-online.com/ckfinder/userfiles/files/download-hack-roblox-lumber-tycoon-2_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/robux-fun-hack_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/free-robux-so-sick_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/roblox-free-hats_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/coin-master-free-spins-and-coins_GM406889139.pdf
- https://biospray-online.com/ckfinder/userfiles/files/robuxian-robux-hack-prison-klife_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/mcpe-master-unlimited-coins-free-download_GM406889139.pdf
- https://biospray-online.com/ckfinder/userfiles/files/how-to-get-free-admin-roblox-with-cheat-engine_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/hack-version-of-coin-master_GM406889139.pdf
- https://biospray-online.com/ckfinder/userfiles/files/hacks-for-robux-for-roblox_GM431946152.pdf
- https://biospray-online.com/ckfinder/userfiles/files/coin-master-hack-spin-generator-tool_GM406889139.pdf
- https://biospray-online.com/ckfinder/userfiles/files/free-spins-coin-master-unlimited_GM406889139.pdf
- https://biospray-online.com/ckfinder/userfiles/files/free-minecraft-gift-codes_GM479516143.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=msedge.f.dl.delivery.mp.microsoft.com
Embedded domains
- netcdn.tw
- biospray-online.com
Embedded IP addresses
- 20.42.73.24
- 52.168.117.170
- 4.230.171.124
- 52.123.252.213
- 20.112.250.133
- 74.178.240.61
- 135.232.92.97
- 4.247.188.233
- 52.123.128.14
- 203.26.79.13
- 40.99.133.242
- 142.251.42.110
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report