Overview

overview

10

Static

static

3

1e4bba7db4...eN.exe

windows7-x64

10

1e4bba7db4...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1e4bba7db4551bd30bf0977bfd8064811cac7a9acfa0c11b82b0383773f248ceN.exe

  • Size

    96KB

  • Sample

    241120-flacba1nez

  • MD5

    c9745206b60c1713f228e25e21e5ffd0

  • SHA1

    f85b77aa01c798f42bc43db4ad95a6125cca402c

  • SHA256

    1e4bba7db4551bd30bf0977bfd8064811cac7a9acfa0c11b82b0383773f248ce

  • SHA512

    31efee859b680e978af8977399417ecaf5662215bcc5e36dab95c2bbeb309878479a81034d8bcfcd84e5a72c671a076a6889e0f28b7f7f74e8c5dd431c998eff

  • SSDEEP

    1536:YZSodLDTwCNjA7y1kd1/f97BfZSPmqFuz0duV9jojTIvjrC:YZLdLDc0Iz1X9rxqMz0d69jc0va

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

      1e4bba7db4551bd30bf0977bfd8064811cac7a9acfa0c11b82b0383773f248ceN.exe

    • Size

      96KB

    • MD5

      c9745206b60c1713f228e25e21e5ffd0

    • SHA1

      f85b77aa01c798f42bc43db4ad95a6125cca402c

    • SHA256

      1e4bba7db4551bd30bf0977bfd8064811cac7a9acfa0c11b82b0383773f248ce

    • SHA512

      31efee859b680e978af8977399417ecaf5662215bcc5e36dab95c2bbeb309878479a81034d8bcfcd84e5a72c671a076a6889e0f28b7f7f74e8c5dd431c998eff

    • SSDEEP

      1536:YZSodLDTwCNjA7y1kd1/f97BfZSPmqFuz0duV9jojTIvjrC:YZLdLDc0Iz1X9rxqMz0d69jc0va

    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