Overview

overview

10

Static

static

10

8ecc6eb3ca...ca.exe

windows7-x64

10

8ecc6eb3ca...ca.exe

windows10-2004-x64

10

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General

  • Target

    8ecc6eb3caac406f44ae2f983fc71022cf5301f0ffe5c319360b81b6d01cc1ca

  • Size

    192KB

  • Sample

    241208-a9zzzstkdz

  • MD5

    a330072c1b9b0f9778d87f6381cee9e8

  • SHA1

    55f8078340bfcea1d7fd173b07a0e72e1585c4e1

  • SHA256

    8ecc6eb3caac406f44ae2f983fc71022cf5301f0ffe5c319360b81b6d01cc1ca

  • SHA512

    62254935f88fcfddf36881f1e66ab87de91bdbfd8f690235feffad4a38401dc32e6ba5e98b28c647ea0b3d89e55a1e0b7f4646a6a9cdaa2719659b1e07c33720

  • SSDEEP

    3072:UnrMRznTH1WZVLu6VjSiX8gweboutkTy27z2:UYRPuu6VjSiX/boSkTl7z2

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

      8ecc6eb3caac406f44ae2f983fc71022cf5301f0ffe5c319360b81b6d01cc1ca

    • Size

      192KB

    • MD5

      a330072c1b9b0f9778d87f6381cee9e8

    • SHA1

      55f8078340bfcea1d7fd173b07a0e72e1585c4e1

    • SHA256

      8ecc6eb3caac406f44ae2f983fc71022cf5301f0ffe5c319360b81b6d01cc1ca

    • SHA512

      62254935f88fcfddf36881f1e66ab87de91bdbfd8f690235feffad4a38401dc32e6ba5e98b28c647ea0b3d89e55a1e0b7f4646a6a9cdaa2719659b1e07c33720

    • SSDEEP

      3072:UnrMRznTH1WZVLu6VjSiX8gweboutkTy27z2:UYRPuu6VjSiX/boSkTl7z2

    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