Overview

overview

10

Static

static

10

2df4f80f3f...ce.exe

windows7-x64

10

2df4f80f3f...ce.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2df4f80f3fdc6ba6ad37e884584f2f5ffb3095c07406b93d29b8d09609e2f6ce

  • Size

    512KB

  • Sample

    250307-akmncs1ns3

  • MD5

    a44e4e5e35b366651daabee522e76ed6

  • SHA1

    b6ba9aeb3bd1aa992f60244546de0a1bac07dfce

  • SHA256

    2df4f80f3fdc6ba6ad37e884584f2f5ffb3095c07406b93d29b8d09609e2f6ce

  • SHA512

    bbaf66e0aa1a16a54d54bbf7fec58b82c1c7c57279c622c5ca872dd71cd5da8ee67e80110ffdf645c133e8996232cb9853688d01984047acddbb80e33610d13f

  • SSDEEP

    12288:f8H561qwlXGyXu1jGG1wsGeBgRTGAzciETdqvZNemWrsiLk6mqgSgP:0HsqOXGyXsGG1wsLUT3Iipp

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

      2df4f80f3fdc6ba6ad37e884584f2f5ffb3095c07406b93d29b8d09609e2f6ce

    • Size

      512KB

    • MD5

      a44e4e5e35b366651daabee522e76ed6

    • SHA1

      b6ba9aeb3bd1aa992f60244546de0a1bac07dfce

    • SHA256

      2df4f80f3fdc6ba6ad37e884584f2f5ffb3095c07406b93d29b8d09609e2f6ce

    • SHA512

      bbaf66e0aa1a16a54d54bbf7fec58b82c1c7c57279c622c5ca872dd71cd5da8ee67e80110ffdf645c133e8996232cb9853688d01984047acddbb80e33610d13f

    • SSDEEP

      12288:f8H561qwlXGyXu1jGG1wsGeBgRTGAzciETdqvZNemWrsiLk6mqgSgP:0HsqOXGyXsGG1wsLUT3Iipp

    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