Overview

overview

10

Static

static

10

a24f22fd09...88.exe

windows7-x64

10

a24f22fd09...88.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a24f22fd098cac0c99b2ff6be2185d76f2d4988e1b6090b04f32124fb53fcd88.exe

  • Size

    187KB

  • Sample

    250120-k5ehlasjbz

  • MD5

    f85a527aec80f9699b649faa4e24cf87

  • SHA1

    b09e8c3ed6db0f38702ec901de4951ff15a815da

  • SHA256

    a24f22fd098cac0c99b2ff6be2185d76f2d4988e1b6090b04f32124fb53fcd88

  • SHA512

    484d186ca84ac4e79f6f8851bf98f492830543372a1d609e67420a98f706cecd40da181c81d3641e7e11af318e2684cc95f0392ac7670994b3c94faabe49ce45

  • SSDEEP

    3072:mkPhYXpksja+k5a/rVgtRQ2c+tlB5xpWJLM77OkeCK2+hDueHm:mQqpksG/qrV+tbFOLM77OLLtG

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

      a24f22fd098cac0c99b2ff6be2185d76f2d4988e1b6090b04f32124fb53fcd88.exe

    • Size

      187KB

    • MD5

      f85a527aec80f9699b649faa4e24cf87

    • SHA1

      b09e8c3ed6db0f38702ec901de4951ff15a815da

    • SHA256

      a24f22fd098cac0c99b2ff6be2185d76f2d4988e1b6090b04f32124fb53fcd88

    • SHA512

      484d186ca84ac4e79f6f8851bf98f492830543372a1d609e67420a98f706cecd40da181c81d3641e7e11af318e2684cc95f0392ac7670994b3c94faabe49ce45

    • SSDEEP

      3072:mkPhYXpksja+k5a/rVgtRQ2c+tlB5xpWJLM77OkeCK2+hDueHm:mQqpksG/qrV+tbFOLM77OLLtG

    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