Overview

overview

10

Static

static

3

686d509c94...da.exe

windows7-x64

10

686d509c94...da.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    686d509c9413e61243b8c661f1577301e1ce95448f4ed71de502785a92eededa

  • Size

    73KB

  • Sample

    250306-ech3esxtbs

  • MD5

    78adba1c34bf8ca6d03acb7ed0b553ef

  • SHA1

    4c47da77fac5c26212a90bd3772ccca25bd86dc0

  • SHA256

    686d509c9413e61243b8c661f1577301e1ce95448f4ed71de502785a92eededa

  • SHA512

    949651cd099bac65f6720f9166d52d770ece713f786c58efe3a7f11938fc6d13650e34d5174622f205f599089f9f5cc3a75a591fde56066886206e2e1cc6e212

  • SSDEEP

    1536:2aL5QefEVWhlp5pKvJjHHajdsRsS49vCRA1FMbA38JD:2GBE0hn5AdOiRsS49vCRaFWND

Score
10/10
berbewbackdoordiscoverypersistence

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

      686d509c9413e61243b8c661f1577301e1ce95448f4ed71de502785a92eededa

    • Size

      73KB

    • MD5

      78adba1c34bf8ca6d03acb7ed0b553ef

    • SHA1

      4c47da77fac5c26212a90bd3772ccca25bd86dc0

    • SHA256

      686d509c9413e61243b8c661f1577301e1ce95448f4ed71de502785a92eededa

    • SHA512

      949651cd099bac65f6720f9166d52d770ece713f786c58efe3a7f11938fc6d13650e34d5174622f205f599089f9f5cc3a75a591fde56066886206e2e1cc6e212

    • SSDEEP

      1536:2aL5QefEVWhlp5pKvJjHHajdsRsS49vCRA1FMbA38JD:2GBE0hn5AdOiRsS49vCRaFWND

    Score
    10/10
    berbewbackdoordiscoverypersistence

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

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks