General

  • Target

    7859712a3c06474c319bcfbc0cb5a74602642af9f2402813484bc680fecef58c

  • Size

    91KB

  • Sample

    250306-fsg1qsyzav

  • MD5

    4e87a6098f3ba13bcb147885fb5d6ec7

  • SHA1

    00fd1071998167b1e49ffb508cd54e416da9a9c5

  • SHA256

    7859712a3c06474c319bcfbc0cb5a74602642af9f2402813484bc680fecef58c

  • SHA512

    a3ae5e5ea0b3b5fbff3008adabc170973fbcbbff7834115fbcf50cc915c05e829f01ba0f2df18d3087f40ec48d2b3aefe1ea28627302b94e9b37a98c07823efb

  • SSDEEP

    1536:Sk1HnGGs2mBxS/vbGUZWTsg0HlbqzNkllLBsLnVLdGUHyNwtN4/nLLVaBlEaaaa+:SktGGQTL0HlOellLBsLnVUUHyNwtN4/G

Malware Config

Extracted

Family

berbew

C2

http://tat-neftbank.ru/kkq.php

http://tat-neftbank.ru/wcmd.htm

Targets

    • Target

      7859712a3c06474c319bcfbc0cb5a74602642af9f2402813484bc680fecef58c

    • Size

      91KB

    • MD5

      4e87a6098f3ba13bcb147885fb5d6ec7

    • SHA1

      00fd1071998167b1e49ffb508cd54e416da9a9c5

    • SHA256

      7859712a3c06474c319bcfbc0cb5a74602642af9f2402813484bc680fecef58c

    • SHA512

      a3ae5e5ea0b3b5fbff3008adabc170973fbcbbff7834115fbcf50cc915c05e829f01ba0f2df18d3087f40ec48d2b3aefe1ea28627302b94e9b37a98c07823efb

    • SSDEEP

      1536:Sk1HnGGs2mBxS/vbGUZWTsg0HlbqzNkllLBsLnVLdGUHyNwtN4/nLLVaBlEaaaa+:SktGGQTL0HlOellLBsLnVUUHyNwtN4/G

    • Adds autorun key to be loaded by Explorer.exe on startup

    • Berbew

      Berbew is a backdoor written in C++.

    • Berbew family

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks