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Overview

overview

10

Static

static

3

4228ee8fa0...ca.exe

windows7-x64

10

4228ee8fa0...ca.exe

windows10-2004-x64

10

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General

  • Target

    4228ee8fa02b0d78ff60bb5961522ca4738a9257dca259f26d387233ca483bca

  • Size

    335KB

  • Sample

    241207-1q9m7a1lgl

  • MD5

    b3b2502338e1f1f729785c6d47e9e1af

  • SHA1

    1010e34e9814a9cf8a3082122e66ba5dd87fd983

  • SHA256

    4228ee8fa02b0d78ff60bb5961522ca4738a9257dca259f26d387233ca483bca

  • SHA512

    e0851a030d2cb758eb9b68b617f9da976249efd3014d5750b83e12723555a9dac925d2e432f32f70002ce50737ff34d21d0ea03f1894bcf5dd4c0754b3ee2435

  • SSDEEP

    6144:zQ4AvLvwU/4qwvwU/4qvvwevwU/4q+vwk/4qD:zS

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://tat-neftbank.ru/kkq.php

http://tat-neftbank.ru/wcmd.htm

Targets

    • Target

      4228ee8fa02b0d78ff60bb5961522ca4738a9257dca259f26d387233ca483bca

    • Size

      335KB

    • MD5

      b3b2502338e1f1f729785c6d47e9e1af

    • SHA1

      1010e34e9814a9cf8a3082122e66ba5dd87fd983

    • SHA256

      4228ee8fa02b0d78ff60bb5961522ca4738a9257dca259f26d387233ca483bca

    • SHA512

      e0851a030d2cb758eb9b68b617f9da976249efd3014d5750b83e12723555a9dac925d2e432f32f70002ce50737ff34d21d0ea03f1894bcf5dd4c0754b3ee2435

    • SSDEEP

      6144:zQ4AvLvwU/4qwvwU/4qvvwevwU/4q+vwk/4qD:zS

    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