General

  • Target

    4879114aee04716691168cd5cf1d3b1084a7c464cabe4a56d22974c9b5a99115N.exe

  • Size

    55KB

  • Sample

    241208-ctsbbaxlew

  • MD5

    340e06ab4bdbcb5e2526cf27baa5f100

  • SHA1

    9e0066c6deeaf346fe517d66936e8f0ba5f6aa24

  • SHA256

    4879114aee04716691168cd5cf1d3b1084a7c464cabe4a56d22974c9b5a99115

  • SHA512

    b07343242be109ab0ca5a4710949ac75f51bd029f9bf8a0f011344825cd11a9878a404eb2d2c0d92c1b755116487a1142f3fc7286736ce26bd5263833d32d347

  • SSDEEP

    1536:olJYeWMMhOSC8mjSNesFRtBlxNE9JFRt51BdplxNZVh9JFRt51BdplxNZVh9JFRV:ojYeLMt9mjSkFefZNXNW0A8hh

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      4879114aee04716691168cd5cf1d3b1084a7c464cabe4a56d22974c9b5a99115N.exe

    • Size

      55KB

    • MD5

      340e06ab4bdbcb5e2526cf27baa5f100

    • SHA1

      9e0066c6deeaf346fe517d66936e8f0ba5f6aa24

    • SHA256

      4879114aee04716691168cd5cf1d3b1084a7c464cabe4a56d22974c9b5a99115

    • SHA512

      b07343242be109ab0ca5a4710949ac75f51bd029f9bf8a0f011344825cd11a9878a404eb2d2c0d92c1b755116487a1142f3fc7286736ce26bd5263833d32d347

    • SSDEEP

      1536:olJYeWMMhOSC8mjSNesFRtBlxNE9JFRt51BdplxNZVh9JFRt51BdplxNZVh9JFRV:ojYeLMt9mjSkFefZNXNW0A8hh

    • 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