General

  • Target

    bffec433b907109d903e93d658250cef7f7e9f4afa01c8d5b636cb616a31ceea

  • Size

    386KB

  • Sample

    241110-crwkysxeqd

  • MD5

    e1fec818364c7b2835e8240cfb3d0914

  • SHA1

    8d7cbf8e2622f467a830ada8081b294cd1136770

  • SHA256

    bffec433b907109d903e93d658250cef7f7e9f4afa01c8d5b636cb616a31ceea

  • SHA512

    b2f1d81b926e8375d385a9498b52c6dba6a19ef009a4b614e14d32102bd5dc720d7c64c701b75447a09a07cb57b318cda08f040210ace489c5785448dcf182a2

  • SSDEEP

    12288:8L+htIdfrCZYE6YYBHpd0uD319ZvSntnhp352SCdL:g+htCfrCyE6YYBHpd0uD319ZvSntnhps

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      bffec433b907109d903e93d658250cef7f7e9f4afa01c8d5b636cb616a31ceea

    • Size

      386KB

    • MD5

      e1fec818364c7b2835e8240cfb3d0914

    • SHA1

      8d7cbf8e2622f467a830ada8081b294cd1136770

    • SHA256

      bffec433b907109d903e93d658250cef7f7e9f4afa01c8d5b636cb616a31ceea

    • SHA512

      b2f1d81b926e8375d385a9498b52c6dba6a19ef009a4b614e14d32102bd5dc720d7c64c701b75447a09a07cb57b318cda08f040210ace489c5785448dcf182a2

    • SSDEEP

      12288:8L+htIdfrCZYE6YYBHpd0uD319ZvSntnhp352SCdL:g+htCfrCyE6YYBHpd0uD319ZvSntnhps

    • 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