MALICIOUS — free-robux-generator_GM431946152.pdf
MALICIOUS — free-robux-generator_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 4 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
1f60198384222fe8f887432e8067b56b94563673ca247a741fac94c461e99292 - SHA-1:
5d3c92552321e37cfaff1d973f946b9a8af1d73e - MD5:
ddbd8c96217ec04931c060b92e6b25ee - ssdeep:
768:QlTUh2P3H0cvG6qmSm6fVTaTijKKpFwYNgmrk1c+RFIzInq6IVTCC:QGh2P3H00Ia4TwYNgmrkO+IzPVTCC - TLSH:
T1B232AEF71117CDA876C68B0765B5243CB496EE9C7231AE8484D47B7C84BC2FDA610BA0 - Submitted as: free-robux-generator_GM431946152.pdf
- File type: pdf · Size: 44314 bytes
- Verdict: malicious (86/100)
Detections (4 of 50 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!DDBD8C96217E
MITRE ATT&CK
Why this verdict
The malicious score of 86/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: http://elearning.man1konselkonda.sch.id/__statics/gudangsoal/files/twitter-coin-master-free-spins_GM406889139.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 9 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://netcdn.xyz/app/431946152/free-robux-generator-game-hack, http://elearning.man1konselkonda.sch.id/__statics/gudangsoal/files/free-robux-kid-friendly-no-human-verification_GM431946152.pdf, http://elearning.man1konselkonda.sch.id/__statics/gudangsoal/files/minecraft-story-mode-free-download_GM479516143.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 (6 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9767 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
- 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
- desktop-hsgcbep
- desktop-hsgcbep._dosvc._tcp.local
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.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
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- 23.40.52.209
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\bba782a97505ba6f02ce7fa8bfe2c8e9.png -
f98ba2658f191156edb6178e94399e879515d16cda86ba7fbc70d5d5d11c4997 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
96faf7860a26c0725b53d2c8c40ea45796e6e64c2e08a42d1478e768bfdba90b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://netcdn.xyz/app/431946152/free-robux-generator-game-hack
- http://elearning.man1konselkonda.sch.id/__statics/gudangsoal/files/free-robux-kid-friendly-no-human-verification_GM431946152.pdf
- http://elearning.man1konselkonda.sch.id/__statics/gudangsoal/files/minecraft-story-mode-free-download_GM479516143.pdf
- http://elearning.man1konselkonda.sch.id/__statics/gudangsoal/files/free-robux-real-working_GM431946152.pdf
- http://elearning.man1konselkonda.sch.id/__statics/gudangsoal/files/twitter-coin-master-free-spins_GM406889139.pdf
- http://elearning.man1konselkonda.sch.id/__statics/gudangsoal/files/coin-master-free-spins-link-download_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/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- netcdn.xyz
- elearning.man1konselkonda.sch.id
Embedded IP addresses
- 162.159.142.9
- 203.26.79.13
- 20.231.239.246
- 20.165.94.63
- 52.168.117.170
- 48.211.4.16
- 135.234.160.244
- 4.230.171.124
- 149.154.167.99
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report