Overview

overview

10

Static

static

3

98774ad4a7...fc.exe

windows7-x64

10

98774ad4a7...fc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    98774ad4a78069ab834e1f44223c9b1440e6b7ac8e92da4acab6bee1d10602fc

  • Size

    74KB

  • Sample

    241208-bnz9astrhs

  • MD5

    c03004487a394e53c633fbf5050536fd

  • SHA1

    674e056cbf5386e6c63fb7ced283eb6c3bd8c839

  • SHA256

    98774ad4a78069ab834e1f44223c9b1440e6b7ac8e92da4acab6bee1d10602fc

  • SHA512

    072beb42bd3874c08ed21b12dfe97185cb9c2d6d679ed729f6b81606d2480bcb3c9a18eba367f26d1af3bd99eb544f7cce3685c5f56f34a2f55759a726c69be4

  • SSDEEP

    1536:4m0XLcDuwec0PD9YF8cw/A0Y/zEm+uyzLVOkV+hzK:OrJ6F51Ymyzr8K

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

      98774ad4a78069ab834e1f44223c9b1440e6b7ac8e92da4acab6bee1d10602fc

    • Size

      74KB

    • MD5

      c03004487a394e53c633fbf5050536fd

    • SHA1

      674e056cbf5386e6c63fb7ced283eb6c3bd8c839

    • SHA256

      98774ad4a78069ab834e1f44223c9b1440e6b7ac8e92da4acab6bee1d10602fc

    • SHA512

      072beb42bd3874c08ed21b12dfe97185cb9c2d6d679ed729f6b81606d2480bcb3c9a18eba367f26d1af3bd99eb544f7cce3685c5f56f34a2f55759a726c69be4

    • SSDEEP

      1536:4m0XLcDuwec0PD9YF8cw/A0Y/zEm+uyzLVOkV+hzK:OrJ6F51Ymyzr8K

    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