SUSPICIOUS — roblox-free-vip-server-ro-ghoul_GM431946152.pdf

SUSPICIOUS — roblox-free-vip-server-ro-ghoul_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (66/100). 4 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

SHA-256: c8d7b4fbf8875ef0cbd582afc7f2139b3cf58c05caf07c26603fcbb2df58f5f2
SHA-1: 3d1aca13ff3873f0851313cde8db9e6f434bb91a
MD5: 9f98729d69b92b870e86c33ed743e171
ssdeep: 768:b02UA6Jj3JJsOewGCK0FoldbR5VfNWqPVV7h3Mlall5CGYmDcJv:RUA6NeTUAFbfNWUVdtM8CpmDcJv
TLSH: T1A3309EF35297DC4C3A4A8F476A76246DB5CD93882022CA4092DCB67C847DEEF7B40961
Submitted as: roblox-free-vip-server-ro-ghoul_GM431946152.pdf
File type: pdf · Size: 36172 bytes
Verdict: suspicious (66/100)

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!9F98729D69B9

MITRE ATT&CK

Why this verdict

The suspicious score of 66/100 is the fusion of 7 weighted signals:

Embedded link rated suspicious by URL analysis: http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-august-2021_GM431946152.pdf - network signal, weight 0.40, confidence 0.60
Embedded network infrastructure: http://netcdn.co/app/431946152/roblox-free-vip-server-ro-ghoul-game-hack, http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-august-2021_GM431946152.pdf, http://perpustakaan.pn-tapaktuan.go.id/repository/show-me-how-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
Contacted 16 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

9899 behavior events · 1 ATT&CK techniques · 3 dropped files.

Runtime network

www.msftconnecttest.com
rb.symcd.com
rb.symcb.com
inference.location.live.net
searchapp.bundleassets.example
to-do.office.com
staging.to-do.officeppe.com
teams.cloud.microsoft
outlook.office.com
outlook.office365.com
outlook.cloud.microsoft
desktop-hsgcbep
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
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
250.255.255.239.in-addr.arpa
ntp.ubuntu.com
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - 0a57c940e1287d37225771fbf7cd6e2231b1576f9be99de8cf2c399cb505fb72
C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\89b8c99e14ee9aee4ae8ef3334a1ffdb.png - 913f3d9dbe5b18d91ccaa974d18f2ec46cbc5afb4646caf9260e34a2bee6e78c
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

http://netcdn.co/app/431946152/roblox-free-vip-server-ro-ghoul-game-hack
http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-august-2021_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/show-me-how-to-get-free-robux_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-not-a-scam-no-human-verification_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/websites-that-give-you-free-robux_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/httpswwwurcouponsdealcom202103coinmasterfreespinandcoinlinkshtml_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-without-survey_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-generator-no-survey_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-free-spins-and-coins-today-gift-reward_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-roblox-goft-cards-generator-no-human-verification_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-gift-cards-robux-codes-no-survery_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-free-spins-and-coins-daily_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-spins-coin-master-blogspot_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-free-robux-hack-2021_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/lazyblox-com-free-robux_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/tuto-comment-hacker-des-robux_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-minecraft-windows-10-for-free-2021_GM479516143.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/links-to-get-free-coins-in-coin-master_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/wear-trash-gang-merch-on-roblox-for-free_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/roblox-how-to-hack-gears-online-rpg-using-cheats-engine_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/oginject-co_GM406889139.pdf
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl

Embedded domains

netcdn.co
perpustakaan.pn-tapaktuan.go.id

Embedded IP addresses

57.154.63.210
74.178.76.44
4.207.44.73
162.159.142.9
4.230.171.124
135.232.92.137
20.247.185.124
4.150.223.98
40.84.97.4
72.145.35.108
20.231.239.246
40.99.134.2
20.42.73.26
52.123.129.14
162.159.36.2
203.26.79.13

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report