Overview

overview

10

Static

static

3

ccfa141b92...fN.exe

windows7-x64

10

ccfa141b92...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ccfa141b92525d5bdb2b90293e67d618cbe24080dee8973f1f1f9d45be3bbabfN.exe

  • Size

    302KB

  • Sample

    241222-nvnkaswqfx

  • MD5

    c2f2ba0737787f30aca8dc8daf4e7730

  • SHA1

    3b648e5c9277a728928759aaaff6f609662b3390

  • SHA256

    ccfa141b92525d5bdb2b90293e67d618cbe24080dee8973f1f1f9d45be3bbabf

  • SHA512

    b95af0e793a861f26508d3d1ccdb0b1d4bc47f4284cd044b904d7b66ef1c8d4426804417ad63c36c1c34a51fef0897dae8de978f7de563267fff47c5404277fe

  • SSDEEP

    6144:S/TgHZxA6D3FF7fPtcsw6UJZqktbOUqCTGepXgbWH:ygwu3FF7fFcsw6UJZqktbDqCTGepXgbW

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

      ccfa141b92525d5bdb2b90293e67d618cbe24080dee8973f1f1f9d45be3bbabfN.exe

    • Size

      302KB

    • MD5

      c2f2ba0737787f30aca8dc8daf4e7730

    • SHA1

      3b648e5c9277a728928759aaaff6f609662b3390

    • SHA256

      ccfa141b92525d5bdb2b90293e67d618cbe24080dee8973f1f1f9d45be3bbabf

    • SHA512

      b95af0e793a861f26508d3d1ccdb0b1d4bc47f4284cd044b904d7b66ef1c8d4426804417ad63c36c1c34a51fef0897dae8de978f7de563267fff47c5404277fe

    • SSDEEP

      6144:S/TgHZxA6D3FF7fPtcsw6UJZqktbOUqCTGepXgbWH:ygwu3FF7fFcsw6UJZqktbDqCTGepXgbW

    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