Overview

overview

10

Static

static

10

fe7d02d558...2e.exe

windows7-x64

10

fe7d02d558...2e.exe

windows10-2004-x64

10

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General

  • Target

    fe7d02d558f29ab0fab893831e87fb7e44e9c4df9049809e102b042bc7384c2e

  • Size

    264KB

  • Sample

    241123-geb31azkfx

  • MD5

    24ba889415121dd249f0b72453e9b9c7

  • SHA1

    c3b115bf2d91e0d434ec52be64059bbc41e0462c

  • SHA256

    fe7d02d558f29ab0fab893831e87fb7e44e9c4df9049809e102b042bc7384c2e

  • SHA512

    d7eca0d198d483f2512f9c40795fed9a972474f87d58d9b0871a5c02b3428e8f5e8234efab94db7268fc14481587511c188001c10b7a46be1474277f21dc653d

  • SSDEEP

    6144:bnIR8qBmF7pui6yYPaIGckVx3cGHGcXW3w4LOypui6yYPaIGckv:bn+jBmFpV6yYP0K3vFpV6yYPo

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      fe7d02d558f29ab0fab893831e87fb7e44e9c4df9049809e102b042bc7384c2e

    • Size

      264KB

    • MD5

      24ba889415121dd249f0b72453e9b9c7

    • SHA1

      c3b115bf2d91e0d434ec52be64059bbc41e0462c

    • SHA256

      fe7d02d558f29ab0fab893831e87fb7e44e9c4df9049809e102b042bc7384c2e

    • SHA512

      d7eca0d198d483f2512f9c40795fed9a972474f87d58d9b0871a5c02b3428e8f5e8234efab94db7268fc14481587511c188001c10b7a46be1474277f21dc653d

    • SSDEEP

      6144:bnIR8qBmF7pui6yYPaIGckVx3cGHGcXW3w4LOypui6yYPaIGckv:bn+jBmFpV6yYP0K3vFpV6yYPo

    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