General

  • Target

    b4b906f8f4520facd57c7d6df90d73b59e2ef854abb8ef0d1c25d72d08c1e9c4N.exe

  • Size

    512KB

  • Sample

    241120-drd7cazgkm

  • MD5

    f58bef7a7a317d3d67649bf34236a640

  • SHA1

    92e5dd1645c713267f238d78276fbbd069036594

  • SHA256

    b4b906f8f4520facd57c7d6df90d73b59e2ef854abb8ef0d1c25d72d08c1e9c4

  • SHA512

    fb74c622f1529b50ffa8085e27eefe74317d8d79dfaf05c6fc06f1d01043ea369fc1591bdb48db891c47bb3b1f07150782e6625f5ffc73271e1982bb6a92abb3

  • SSDEEP

    6144:SOTKPybQ853XBpnTfwNPbAvjDAcXxxXfY09cnEWPDZ:SAEQBpnchWcZ

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      b4b906f8f4520facd57c7d6df90d73b59e2ef854abb8ef0d1c25d72d08c1e9c4N.exe

    • Size

      512KB

    • MD5

      f58bef7a7a317d3d67649bf34236a640

    • SHA1

      92e5dd1645c713267f238d78276fbbd069036594

    • SHA256

      b4b906f8f4520facd57c7d6df90d73b59e2ef854abb8ef0d1c25d72d08c1e9c4

    • SHA512

      fb74c622f1529b50ffa8085e27eefe74317d8d79dfaf05c6fc06f1d01043ea369fc1591bdb48db891c47bb3b1f07150782e6625f5ffc73271e1982bb6a92abb3

    • SSDEEP

      6144:SOTKPybQ853XBpnTfwNPbAvjDAcXxxXfY09cnEWPDZ:SAEQBpnchWcZ

    • 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