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Rewterz Threat Alert – DanaBot Malware Resurfaces with new features

Analysis Summary

DanaBot Trojan has been used in mutiple malware attacks in many countries. The Trojan has resurfaced with a new protocol for communications with C&C servers which uses AES and RSA encryption algorithms, making the existing rules used to detect C&C communications useless. A new loader has also been implemented which downloads the main module and all plugins to the victim system.

Impact
Malware Infection

Indicators of Compromise


IP(s) / Hostname(s)

  • 84[.]54[.]37[.]102
  • 89[.]144[.]25[.]243
  • 89[.]144[.]25[.]104
  • 178[.]209[.]51[.]211
  • 185[.]92[.]222[.]238
  • 192[.]71[.]249[.]51
  • 47[.]74[.]249[.]106
  • 95[.]179[.]227[.]160
  • 185[.]158[.]249[.]144

Malware Hash (MD5/SHA1/SH256)

  • 98C70361EA611BA33EE3A79816A88B2500ED7844
  • 0DF17562844B7A0A0170C9830921C3442D59C73C
  • B816E90E9B71C85539EA3BB897E4F234A0422F85
  • 5F085B19657D2511A89F3172B7887CE29FC70792
  • 4075375A08273E65C223116ECD2CEF903BA97B1E
  • 28139782562B0E4CAB7F7885ECA75DFCA5E1D570
  • B1FF7285B49F36FE8D65E7B896FCCDB1618EAA4B
  • 890B5473B419057F89802E0B6DA011B315F3EF94
  • E50A03D12DDAC6EA626718286650B9BB858B2E69
  • 9B0EC454401023DF6D3D4903735301BA669AADD1
  • DBFD8553C66275694FC4B32F9DF16ADEA74145E6
  • E0880DCFCB1724790DFEB7DFE01A5D54B33D80B6
  • 73A5B0BEE8C9FB4703A206608ED277A06AA1E384

Remediation

  • Block the threat indicators at their respective controls.
  • Keep anti-virus and other software up to date.
  • Keep applications and operating systems updated with latest security patches.