MALICIOUS — microsoft-rewards-roblox_GM431946152.pdf

MALICIOUS — microsoft-rewards-roblox_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 5 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

SHA-256: d76fbacf4f00d93a7b72e53f9764c7a5d15f49860566b4286370e53ad3feeb4e
SHA-1: d09990ef57ddd2be4d45719453a77ed0e3261020
MD5: eff321b3c2b2693e2459924704600c14
ssdeep: 768:r63HOUsKYnzqn8I3g8mfc/4c/CLQgOoMY0m5/CFCPi:r63ODBOnhQZkQcqjzF5/CFEi
TLSH: T13F329EF7018BCC4C759A5F235C7A682D6888C3C47166CA4451DC7AACC47DABEBB10A63
Submitted as: microsoft-rewards-roblox_GM431946152.pdf
File type: pdf · Size: 46264 bytes
Verdict: malicious (75/100)

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!EFF321B3C2B2
Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

Why this verdict

The malicious score of 75/100 is the fusion of 7 weighted signals:

Contacted 17 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded link rated suspicious by URL analysis: http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-pet-food-hack_GM406889139.pdf - network signal, weight 0.40, confidence 0.60
Embedded network infrastructure: https://netcdn.online/app/431946152/microsoft-rewards-roblox-game-hack, http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-pet-food-hack_GM406889139.pdf, http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-games-that-actually-work-2021_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)

9718 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
desktop-hsgcbep
250.255.255.239.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
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
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
255.255.254.169.in-addr.arpa
251.0.0.224.in-addr.arpa
ntp.ubuntu.com
http://www.msftconnecttest.com/connecttest.txt

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - c962f15ba3d93395d6f6a1df2dd1b16b7b62252afcdf85a8136f0492a8876a8a
C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\8e4f2f5f1a5082809563beb2dd56f44c.png - 9f012089bd6dda52b30e1ebd8586d80413f8ed4f48740fd43481a6ae693ac51f
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://netcdn.online/app/431946152/microsoft-rewards-roblox-game-hack
http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-pet-food-hack_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-games-that-actually-work-2021_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-coins-coin-master-spins_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/minecraft-windows-10-hacks_GM479516143.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-free-spins-cheat_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-hack-2021-no-survey_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-no-generator_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-roblox-accounts-with-robux-that-work-2021_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/hack-coin-master-no-survey_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/apps-to-get-free-robux_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-2021-free-spins-link-2021_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/earn-robux-today_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-today_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-more-robux-for-free_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-change-your-name-on-roblox-for-free_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/free-robux-microsoft_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/rbx-place-free-robux_GM431946152.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/how-to-get-free-cards-sets-for-coin-master_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/coin-master-code-hack_GM406889139.pdf
http://perpustakaan.pn-tapaktuan.go.id/repository/official-coin-master-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?P1=1787477106&P2=404&P3=2&P4=PNA4KWMB8zPxrs6nAyogH2PazX%2bzWa5p7uT6ddKh0KbOTI2InUUo6d4E6MrYm6xFCFgQXZqChzeBSmS%2bcCHBGQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded domains

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

Embedded IP addresses

20.184.175.8
52.123.252.246
52.110.12.56
52.110.12.54
4.230.171.124
57.155.104.224
20.247.185.124
74.179.77.204
135.232.92.97
20.112.250.133
52.168.117.171
52.123.252.224
52.123.128.14
20.165.94.63
52.168.117.174
203.26.79.13
40.99.133.210

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report