Overview

overview

10

Static

static

10

4e1ddd07f8...aN.exe

windows7-x64

10

4e1ddd07f8...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4e1ddd07f8aaf22f5ece92770df9c4c4fd8861400b6283376f9aa4998634abcaN.exe

  • Size

    386KB

  • Sample

    241208-cl5axawqfx

  • MD5

    e821959b756ce32d8c90c149ae3706c0

  • SHA1

    ff45df6aa4ebdea71c310c597cf606a1e380b2d2

  • SHA256

    4e1ddd07f8aaf22f5ece92770df9c4c4fd8861400b6283376f9aa4998634abca

  • SHA512

    4577f03ed951084605763467dc9214b7ec5fcc68125321a8cbc1b3c3e154e5fb5cb9584319bf4b9929aa390a45e112ea9e55a674082ea96e7052149287beda3f

  • SSDEEP

    6144:6L3EMaJA6Cs7wQIc72nxvG7rbxmPVvRqlfJg9i4s7wQIc72nxvG7rbxmPV:MWpwQZ7287xmPFRkfJg9qwQZ7287xmP

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

      4e1ddd07f8aaf22f5ece92770df9c4c4fd8861400b6283376f9aa4998634abcaN.exe

    • Size

      386KB

    • MD5

      e821959b756ce32d8c90c149ae3706c0

    • SHA1

      ff45df6aa4ebdea71c310c597cf606a1e380b2d2

    • SHA256

      4e1ddd07f8aaf22f5ece92770df9c4c4fd8861400b6283376f9aa4998634abca

    • SHA512

      4577f03ed951084605763467dc9214b7ec5fcc68125321a8cbc1b3c3e154e5fb5cb9584319bf4b9929aa390a45e112ea9e55a674082ea96e7052149287beda3f

    • SSDEEP

      6144:6L3EMaJA6Cs7wQIc72nxvG7rbxmPVvRqlfJg9i4s7wQIc72nxvG7rbxmPV:MWpwQZ7287xmPFRkfJg9qwQZ7287xmP

    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