General

  • Target

    21dc5a6597843f7f72606821210bdb511e22ef0f3a57ebd4eab025591b3eaaaeN.exe

  • Size

    100KB

  • Sample

    241113-kn4q6ayejb

  • MD5

    88de0c3ea74eac8b1063a006b9b0f610

  • SHA1

    1362258d3207818db872dcf6777cf29c736c9a4e

  • SHA256

    21dc5a6597843f7f72606821210bdb511e22ef0f3a57ebd4eab025591b3eaaae

  • SHA512

    0114980ee2e936a47f47aed988e3919bef0d1ace6f31f41849c9dc2d8e07a979f922dd624602cda196300f226d48fc295ae816fbd8afc80b1e86fd66cecd75ff

  • SSDEEP

    1536:qWnTEXfR2fU4hW2vRZw+AtOj/gxuENrguhFgblQQa3+om13XRz:FgXfR2VWPcYBNk4gb3a3+X13XRz

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

      21dc5a6597843f7f72606821210bdb511e22ef0f3a57ebd4eab025591b3eaaaeN.exe

    • Size

      100KB

    • MD5

      88de0c3ea74eac8b1063a006b9b0f610

    • SHA1

      1362258d3207818db872dcf6777cf29c736c9a4e

    • SHA256

      21dc5a6597843f7f72606821210bdb511e22ef0f3a57ebd4eab025591b3eaaae

    • SHA512

      0114980ee2e936a47f47aed988e3919bef0d1ace6f31f41849c9dc2d8e07a979f922dd624602cda196300f226d48fc295ae816fbd8afc80b1e86fd66cecd75ff

    • SSDEEP

      1536:qWnTEXfR2fU4hW2vRZw+AtOj/gxuENrguhFgblQQa3+om13XRz:FgXfR2VWPcYBNk4gb3a3+X13XRz

    • 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