SUSPICIOUS — cd91cc0f1ff34c177fb915ca2a164deaa0a0b7566ffbf6e626a59f7d0d18d79f
SUSPICIOUS — cd91cc0f1ff34c177fb915ca2a164deaa0a0b7566ffbf6e626a59f7d0d18d79f is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 5 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
cd91cc0f1ff34c177fb915ca2a164deaa0a0b7566ffbf6e626a59f7d0d18d79f - SHA-1:
6df38cbfbf1e59b23482a1d2b623200b2a49ec76 - MD5:
8c1b3fbe62d7cd32a2748386b3d16ef1 - ssdeep:
768:+d1UD+QJsEtmK7K9N95s9a4/3GyxOq0iBGFQXE:mU3oK7C75WL37X0iBGFQXE - TLSH:
T12D2F6DF310ABCD5C694B8F03A9F2256DA48ED388763ADF50519C776CE06C6AE3710921 - Submitted as: cd91cc0f1ff34c177fb915ca2a164deaa0a0b7566ffbf6e626a59f7d0d18d79f
- File type: pdf · Size: 35161 bytes
- Verdict: suspicious (64/100)
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!8C1B3FBE62D7
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://netcdn.co/app/431946152/how-to-hack-in-roblox-2021-game-hack, https://www.armera.co.uk/uploads/files/files/how-to-fly-hack-in-roblox-phantom-forces-2021_GM431946152.pdf, https://www.armera.co.uk/uploads/files/files/roblox-pet-simulator-how-to-get-a-free-rainbow-dominus_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
- Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9640 behavior events · 0 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
- c.pki.goog
- 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
- 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
- 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
- ntp.ubuntu.com
- 250.255.255.239.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\bf5ce3772cbb2a64a6606fbbbbdcbea3.png -
602702958b6608cebf534448c98f123214067f1139b9c0f85cc24316052ed8a8 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
13b818d738c964966d91a35913855be19aa26caf887ef1f6e5a8a480e76d4081 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://netcdn.co/app/431946152/how-to-hack-in-roblox-2021-game-hack
- https://www.armera.co.uk/uploads/files/files/how-to-fly-hack-in-roblox-phantom-forces-2021_GM431946152.pdf
- https://www.armera.co.uk/uploads/files/files/roblox-pet-simulator-how-to-get-a-free-rainbow-dominus_GM431946152.pdf
- https://www.armera.co.uk/uploads/files/files/coin-master-fun-free-spins_GM406889139.pdf
- https://www.armera.co.uk/uploads/files/files/robuxy-com-free-robux_GM431946152.pdf
- https://www.armera.co.uk/uploads/files/files/pubg-600-uc-in-pakistani-rupees_GM1330123889.pdf
- https://www.armera.co.uk/uploads/files/files/minecraft-redeem-code-free_GM479516143.pdf
- https://www.armera.co.uk/uploads/files/files/websites-that-give-you-free-robux_GM431946152.pdf
- https://www.armera.co.uk/uploads/files/files/how-to-hack-coin-master-spin-in-hindi_GM406889139.pdf
- https://www.armera.co.uk/uploads/files/files/coin-master-hack-without-human-verification-2021_GM406889139.pdf
- https://www.armera.co.uk/uploads/files/files/coin-master-cheats_GM406889139.pdf
- https://www.armera.co.uk/uploads/files/files/how-to-get-free-spins-in-coin-master_GM406889139.pdf
- https://www.armera.co.uk/uploads/files/files/hack-to-get-robux-without-human-verification_GM431946152.pdf
- https://www.armera.co.uk/uploads/files/files/coin-master-heaven-links-free-spins_GM406889139.pdf
- https://www.armera.co.uk/uploads/files/files/free-minecraft-survival-server_GM479516143.pdf
- https://www.armera.co.uk/uploads/files/files/hack-spin-coin-master_GM406889139.pdf
- https://www.armera.co.uk/uploads/files/files/how-to-get-free-robux-hack-2021_GM431946152.pdf
- https://www.armera.co.uk/uploads/files/files/real-minecraft-for-free_GM479516143.pdf
- https://www.armera.co.uk/uploads/files/files/free-robux-kid-friendly_GM431946152.pdf
- https://www.armera.co.uk/uploads/files/files/robux-generator-no-human-verification-or-survey_GM431946152.pdf
- https://www.armera.co.uk/uploads/files/files/coin-master-free-spins-link-today-twitter_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/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- netcdn.co
- www.armera.co.uk
Embedded IP addresses
- 172.172.255.216
- 57.154.63.210
- 172.66.2.5
- 4.230.171.124
- 20.247.184.142
- 203.26.79.13
- 135.232.92.97
- 20.236.44.162
- 74.179.77.204
- 135.232.92.137
- 52.123.129.14
- 13.89.179.12
- 20.42.179.204
- 92.223.78.30
- 4.150.223.96
- 4.209.250.170
- 40.79.141.153
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report