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Overview

overview

10

Static

static

10

881981da5e...aN.exe

windows7-x64

10

881981da5e...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    881981da5e7cd4ed1066f3e2141f44b3eb6238f7ea6f34b9d206e42816bbf95aN

  • Size

    256KB

  • Sample

    240918-17lyfswbqg

  • MD5

    a34f341c58ada523b98560785694b340

  • SHA1

    34d417a09d1efc99a01dec9ce2efec64a9e9c7f3

  • SHA256

    881981da5e7cd4ed1066f3e2141f44b3eb6238f7ea6f34b9d206e42816bbf95a

  • SHA512

    cde843ea6e9c997572a324f7d0e1fef03569defcdc32ebf843a1af58e72608bbd2a3edaa77924c503d20d38c0a9c10ceaa38976b38fb83c23f6828aaefa32c85

  • SSDEEP

    6144:rY/+c4EQ4RCVgIUmKyIxLDXXoq9FJZCUmK/:7z32XXf9Do3M

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

      881981da5e7cd4ed1066f3e2141f44b3eb6238f7ea6f34b9d206e42816bbf95aN

    • Size

      256KB

    • MD5

      a34f341c58ada523b98560785694b340

    • SHA1

      34d417a09d1efc99a01dec9ce2efec64a9e9c7f3

    • SHA256

      881981da5e7cd4ed1066f3e2141f44b3eb6238f7ea6f34b9d206e42816bbf95a

    • SHA512

      cde843ea6e9c997572a324f7d0e1fef03569defcdc32ebf843a1af58e72608bbd2a3edaa77924c503d20d38c0a9c10ceaa38976b38fb83c23f6828aaefa32c85

    • SSDEEP

      6144:rY/+c4EQ4RCVgIUmKyIxLDXXoq9FJZCUmK/:7z32XXf9Do3M

    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