SUSPICIOUS — 5663bcabe7c101359123c12c1485f7b71681d4f94d893b829279f0c87904c8b4
SUSPICIOUS — 5663bcabe7c101359123c12c1485f7b71681d4f94d893b829279f0c87904c8b4 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:
5663bcabe7c101359123c12c1485f7b71681d4f94d893b829279f0c87904c8b4 - SHA-1:
488bf62ebe4f54bfa6ad32ab21835f237fdde934 - MD5:
c9a93625b8959608279a6731d0267c25 - ssdeep:
768:NLPWGn1spJC+5S6r4WYzqmQvYrryj5WYW39KF4jmXg+N4:LCMsjr4omUSej509i4qQ+N4 - TLSH:
T19F328EFB119BCD5CBA0A4F0399F9366D34C993447022EA4190D87B3CC5782FE6B21A61 - Submitted as: 5663bcabe7c101359123c12c1485f7b71681d4f94d893b829279f0c87904c8b4
- File type: pdf · Size: 46476 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!C9A93625B895
- 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 16 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://netcdn.tw/app/431946152/2021-robux-proof-for-free-game-hack, http://perpus.unpam.ac.id/repository/free-minecraft-mods_GM479516143.pdf, http://perpus.unpam.ac.id/repository/coin-master-free-spins-link_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
- Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9644 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
- 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
- http://203.26.79.13/filestreamingservice//files/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\421a3e724bed84f058407acca873503b.png -
3a621a400a6fab31142dafa204d5e00ce5d7bcf6ff75944547e3ff635388db84 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
406d7fe2fe9ac7002f798d02955e9c654dda7ef6af63bd8430e508f914cb976b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://netcdn.tw/app/431946152/2021-robux-proof-for-free-game-hack
- http://perpus.unpam.ac.id/repository/free-minecraft-mods_GM479516143.pdf
- http://perpus.unpam.ac.id/repository/coin-master-free-spins-link_GM406889139.pdf
- http://perpus.unpam.ac.id/repository/guide--coin-master-free-tips_GM406889139.pdf
- http://perpus.unpam.ac.id/repository/free-robux-generator-no-human-verification-2021_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/free-robux-codes-no-verification-2021_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/how-to-get-free-roblox-premium_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/roblox-free-download_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/how-to-get-more-robux-for-free_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/coin-master-free-spins-link-hack_GM406889139.pdf
- http://perpus.unpam.ac.id/repository/free-roblox-printables_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/coin-master-free-spins-hack-ios_GM406889139.pdf
- http://perpus.unpam.ac.id/repository/games-to-get-free-robux_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/how-to-hack-roblox-accounts_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/optifine-pe_GM479516143.pdf
- http://perpus.unpam.ac.id/repository/i-got-hacked-on-roblox_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/free-roblox-girl-clothes_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/master-free-spin_GM406889139.pdf
- http://perpus.unpam.ac.id/repository/daily-spin-and-coin_GM406889139.pdf
- http://perpus.unpam.ac.id/repository/hack-robux_GM431946152.pdf
- http://perpus.unpam.ac.id/repository/coin-master-hack-without-verification-code_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.tw
- perpus.unpam.ac.id
Embedded IP addresses
- 172.172.255.216
- 52.123.252.195
- 4.144.132.114
- 52.110.12.2
- 85.210.196.11
- 4.230.171.124
- 74.179.77.204
- 20.165.94.54
- 74.178.76.128
- 52.123.128.14
- 135.233.45.222
- 74.178.232.29
- 203.26.79.13
- 52.123.252.203
- 48.192.143.121
- 20.184.175.12
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report