Overview

overview

10

Static

static

10

201841c7fe...21.exe

windows7-x64

10

201841c7fe...21.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    201841c7fed8e9f5876ab0dbb063b98a3d55a9902e846f06196b89b0b1a0b121

  • Size

    192KB

  • Sample

    241222-y7xc3sylaj

  • MD5

    f3be021f2c0c1ab8df47ff7eab0d624d

  • SHA1

    8733843538820d3aaf53c95fa324de549e85257e

  • SHA256

    201841c7fed8e9f5876ab0dbb063b98a3d55a9902e846f06196b89b0b1a0b121

  • SHA512

    0610d3b48a35b82188bc75fdae59d534de153a521a6f7917428c555761d2680ab3ab1b43c1d701fc219fbd8b4bfd1f00cce2ad8ac5fe127535528f88d3326fdc

  • SSDEEP

    3072:pfGlkPiUf4KZa30tK3kremwc/gHq/Wp+YmKfxgQdxvzSTsXXoT2z:olQsKQcK3/fc/UmKyIxLDXXoqz

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

      201841c7fed8e9f5876ab0dbb063b98a3d55a9902e846f06196b89b0b1a0b121

    • Size

      192KB

    • MD5

      f3be021f2c0c1ab8df47ff7eab0d624d

    • SHA1

      8733843538820d3aaf53c95fa324de549e85257e

    • SHA256

      201841c7fed8e9f5876ab0dbb063b98a3d55a9902e846f06196b89b0b1a0b121

    • SHA512

      0610d3b48a35b82188bc75fdae59d534de153a521a6f7917428c555761d2680ab3ab1b43c1d701fc219fbd8b4bfd1f00cce2ad8ac5fe127535528f88d3326fdc

    • SSDEEP

      3072:pfGlkPiUf4KZa30tK3kremwc/gHq/Wp+YmKfxgQdxvzSTsXXoT2z:olQsKQcK3/fc/UmKyIxLDXXoqz

    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