General

  • Target

    7052d8acb5938817e4dc645a7a5705075668f1b76c442ec4441cc40b4a1e0313N

  • Size

    91KB

  • Sample

    241014-yzf15axhrp

  • MD5

    31096f2a49150fb923d6e3e1695cf7d0

  • SHA1

    cbf58c9a1ba91b7209cd15efa138b7c122d2327f

  • SHA256

    7052d8acb5938817e4dc645a7a5705075668f1b76c442ec4441cc40b4a1e0313

  • SHA512

    55372c3b0256cd3273b5121a8642186224d3e5da41bc8127d088ed4e0f26a64279d6011d57f8a02c02f8bc908039a8e504b2f97dff3172c4121b50c74e43a8a3

  • SSDEEP

    1536:2MUyZABy0vWHVcwhhZ+8nMfDV+xlLBsLnVLdGUHyNwtN4/nLLVaBlEaaaaaadhXS:2KAOZ+ZfsxlLBsLnVUUHyNwtN4/nEBlX

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      7052d8acb5938817e4dc645a7a5705075668f1b76c442ec4441cc40b4a1e0313N

    • Size

      91KB

    • MD5

      31096f2a49150fb923d6e3e1695cf7d0

    • SHA1

      cbf58c9a1ba91b7209cd15efa138b7c122d2327f

    • SHA256

      7052d8acb5938817e4dc645a7a5705075668f1b76c442ec4441cc40b4a1e0313

    • SHA512

      55372c3b0256cd3273b5121a8642186224d3e5da41bc8127d088ed4e0f26a64279d6011d57f8a02c02f8bc908039a8e504b2f97dff3172c4121b50c74e43a8a3

    • SSDEEP

      1536:2MUyZABy0vWHVcwhhZ+8nMfDV+xlLBsLnVLdGUHyNwtN4/nLLVaBlEaaaaaadhXS:2KAOZ+ZfsxlLBsLnVUUHyNwtN4/nEBlX

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

    • Berbew

      Berbew is a backdoor written in C++.

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks