Overview

overview

10

Static

static

3

a9497792b4...e0.exe

windows7-x64

10

a9497792b4...e0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a9497792b4438807d4283b4fc12e39c14524f56f854be05335509add86a1a6e0

  • Size

    74KB

  • Sample

    241208-b99pvswkby

  • MD5

    762a5a6afa50d79a8c4718b4221fcd75

  • SHA1

    7b78825fb68ec75cab01b05c968daa704c3d5c40

  • SHA256

    a9497792b4438807d4283b4fc12e39c14524f56f854be05335509add86a1a6e0

  • SHA512

    8c7b301a1da7b51ede5f34ee3663e89472587950ea8caa9fd147d2a15c4ade64ec364da0196223ea1e4780ef4a28e55769760198d8ab3e699da2d82c8b3b0a88

  • SSDEEP

    1536:wF8fCUfWNcMHumcaBHlUVFDyp5V+IYDr1pcNfqW:Y8q4WOPmcaYBRIMcNfn

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

      a9497792b4438807d4283b4fc12e39c14524f56f854be05335509add86a1a6e0

    • Size

      74KB

    • MD5

      762a5a6afa50d79a8c4718b4221fcd75

    • SHA1

      7b78825fb68ec75cab01b05c968daa704c3d5c40

    • SHA256

      a9497792b4438807d4283b4fc12e39c14524f56f854be05335509add86a1a6e0

    • SHA512

      8c7b301a1da7b51ede5f34ee3663e89472587950ea8caa9fd147d2a15c4ade64ec364da0196223ea1e4780ef4a28e55769760198d8ab3e699da2d82c8b3b0a88

    • SSDEEP

      1536:wF8fCUfWNcMHumcaBHlUVFDyp5V+IYDr1pcNfqW:Y8q4WOPmcaYBRIMcNfn

    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