MALICIOUS — 4a2591333a1eb3a01df16048d0c15a07bb3c7246dc9cdb7a8e78223f61b614c7
MALICIOUS — 4a2591333a1eb3a01df16048d0c15a07bb3c7246dc9cdb7a8e78223f61b614c7 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100), attributed to the Bulz family. 5 of 55 detection engines flagged it.
Identification
- SHA-256:
4a2591333a1eb3a01df16048d0c15a07bb3c7246dc9cdb7a8e78223f61b614c7 - SHA-1:
606f5058609ea98d037518464965e3df7b7aa397 - MD5:
0011344dc5e872410a72305f8195ed27 - imphash:
9b2058be9d9dffe87227a1beae114e01 - ssdeep:
12288:5ynDeNtn6ITevl9/IVMNP4Iqt6tbczMaMSMWmEEJNyj:5ZSITevk+NAnt6BaMdWmE6NA - TLSH:
T1CB6B2CE062A5980DDD005C7F17A83FEE7A6182EE773D22F3869499827B23D9F0170945 - Submitted as: 4a2591333a1eb3a01df16048d0c15a07bb3c7246dc9cdb7a8e78223f61b614c7
- File type: pe · Size: 10594519 bytes
- Verdict: malicious (95/100) · Family: Bulz
Detections (5 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): Themida/VMProtect
- ClamAV (daily): Win.Trojan.Bulz-9863763-0
- YARA: Yara-Rules community: YR_Packer_VMProtect
- Detect It Easy (packer/type): DIE:Turbo Linker
- Kaspersky (KVRT): Rootkit.Win64.PurpleFox.lk
Why this verdict
The malicious score of 95/100 is the fusion of 5 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Bulz-9863763-0 (rule
Win.Trojan.Bulz-9863763-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 27 external host(s) at runtime (23 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_Packer_VMProtect (rule
YR_Packer_VMProtect) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule
DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70 - Packing/obfuscation: Themida/VMProtect, high-entropy-sections:.vmp2, Turbo Linker - static signal, weight 0.25, confidence 0.55
Dynamic analysis (windows)
137 behavior events · 0 ATT&CK techniques · 0 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
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- settings-win.data.microsoft.com
Embedded URLs
- 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
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787912792&P2=404&P3=2&P4=eOEPHYM2G1NKoh7Q9UlnHPhZxw4bCY4Tc3cBLSX3heDmh%2bnhZntqDhy7Gw2FcMY6sJXK%2bpzyKz3JIX5u%2fve0YQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787912864&P2=404&P3=2&P4=GhqoZsUwq%2b6QZc%2fhkxtwBFWgTAG%2frl746R0zTIOO0VGHT0lFkY28j7MrXZuUG0BHWoFw%2b7qhfS8oszeHogsJXw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 52.168.117.174
- 85.210.193.152
- 20.247.184.142
- 4.230.171.124
- 74.179.77.204
- 135.232.92.97
- 4.150.223.114
- 20.76.201.171
- 40.99.133.242
- 52.123.128.14
- 135.234.160.245
- 203.26.79.13
- 20.165.94.46
- 52.123.252.241
- 52.148.114.188
- 85.210.196.11
- 162.159.142.9
- 52.168.117.168
- 72.154.7.105
- 92.223.78.30
- 35.186.224.24
- 34.8.38.243
- 35.201.112.186
- 34.117.162.98
- 52.110.12.26
More Bulz samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report