General

  • Target

    SynapseFromWish.zip

  • Size

    4.1MB

  • Sample

    230912-kdswxaeh36

  • MD5

    5925765f102fcd65fc8205d7a4bec306

  • SHA1

    23e32ec67c3df880e4e9d97425d5f8584c88b3a6

  • SHA256

    4cf43fb3fd0c9512573a0f601f74101816706cc5e71470ab84e106cf29cbf589

  • SHA512

    1cc3967f1c681daceee92289ac9812e5a38a5e2c0f792223da17a3c9f8f1de5928175173293608d4a8645cd3578746534c9ec68fd0fc51f26b157c9c0e90915f

  • SSDEEP

    98304:9y3AoidSnb3St1AVqP/i9a7RfQqMT+rgNm/MutwidM67ipmZwM6/BOVaob6:9gAojmt1oqP/Aa7Kh+rQmlfu6umZi4VU

Malware Config

Targets

    • Target

      SynapseFromWish/injector.exe

    • Size

      114KB

    • MD5

      311b5c55bcd7a7bf987d264a3904770e

    • SHA1

      7df136430c19887e24cff480d6346dc9e75d2029

    • SHA256

      680d7600e0985ce1ec135784b11cf8eef62d4e6dcb540ccc082e339dffa89504

    • SHA512

      686a8041c9c1edb40e86439052813e78dab7b86e6d02b35268cf65780046ba164d3a26481c34247beac9c4518e4f69ceb5228e9f7af378ad83a5449e9573b271

    • SSDEEP

      3072:vgZApdYrD28fbJB2yLtyTQbjjxK3QdjrxivW+DXnH4vymbsF1Y:v/pe1J0QbXtrxivW+D34v4

    • VanillaRat

      VanillaRat is an advanced remote administration tool coded in C#.

    • Vanilla Rat payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Target

      SynapseFromWish/release-v2.exe

    • Size

      6.1MB

    • MD5

      f7acd0852bb12402618146b0d16f354e

    • SHA1

      211e1174154435cf731ffd70c69cc9050f924174

    • SHA256

      02131c1bff27d6b1d89013f963095a425a32f8506e69799e7087554461bbbd9d

    • SHA512

      6dee8dcc59d0ac59728c7750cba5c570797e91cd39755c4b910c95ee0dfb3b0e1c69d954970a3638ded9ec411927226c2468adc39471671ea7f96ebe402298cc

    • SSDEEP

      196608:pNsMnreFZyDr0jUSCYKdY0ZVeQ+KMm6XOeRJpyrMS0kRkZ0YezmEse7IBWc7pH9K:pyc7/Zd31VC7WcVHdPa4c15D

    Score
    10/10
    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Drops file in Drivers directory

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • Target

      SynapseFromWish/start.bat

    • Size

      52B

    • MD5

      e078b3e0a3e8e4991e860eb41291c825

    • SHA1

      29c7490038d188305c873d95794bb09a10c8e3fb

    • SHA256

      5efe557c07c98300d0bd0b153f8e788cbbd26c25aa9eeef93848a2137bbf0782

    • SHA512

      5881c68f281b2ab61a682b3bdf873aa2eb78f2f2dbdc7ae9a8317f6e9b2a6dc73c50c29af7d2d678f705b464985801bd6d9d7b58441cb9897d6fa851e4d9fc91

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • VanillaRat

      VanillaRat is an advanced remote administration tool coded in C#.

    • Vanilla Rat payload

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks