Overview

overview

10

Static

static

3

628e3f5f24...fN.exe

windows7-x64

10

628e3f5f24...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    628e3f5f24917c498a28017d88226b4fdffdf48943a1898558c7c53dfad3fa4fN

  • Size

    93KB

  • Sample

    240921-rgcsesweqk

  • MD5

    aef62fdaa71310f0508dfed8fccec910

  • SHA1

    55cff61f7828e43fea13f23a525872fdc7847284

  • SHA256

    628e3f5f24917c498a28017d88226b4fdffdf48943a1898558c7c53dfad3fa4f

  • SHA512

    74bc2386748dbe6b6d6b3552f3ca30f9c837b037d0cde40fd183435e964f64dc0e37c61f0d61d1a632a931f61c93dcc07a204239f3246762dc5549f9ee38f0b6

  • SSDEEP

    1536:grPkRh0yenmdI6o3zQfS1dJx/7Ui9IxMwnkx7p793kTJjiwg58:gr60yemdgpx/7UTx/kx9R3kFY58

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

      628e3f5f24917c498a28017d88226b4fdffdf48943a1898558c7c53dfad3fa4fN

    • Size

      93KB

    • MD5

      aef62fdaa71310f0508dfed8fccec910

    • SHA1

      55cff61f7828e43fea13f23a525872fdc7847284

    • SHA256

      628e3f5f24917c498a28017d88226b4fdffdf48943a1898558c7c53dfad3fa4f

    • SHA512

      74bc2386748dbe6b6d6b3552f3ca30f9c837b037d0cde40fd183435e964f64dc0e37c61f0d61d1a632a931f61c93dcc07a204239f3246762dc5549f9ee38f0b6

    • SSDEEP

      1536:grPkRh0yenmdI6o3zQfS1dJx/7Ui9IxMwnkx7p793kTJjiwg58:gr60yemdgpx/7UTx/kx9R3kFY58

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks