Overview

overview

10

Static

static

3

af1298d1a6...bN.exe

windows7-x64

10

af1298d1a6...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    af1298d1a6830a742adf9412f342fe88d1d52e76d1ef2f3476a5666abc28b51bN.exe

  • Size

    74KB

  • Sample

    240925-jrcw6stekm

  • MD5

    3bd25c9ea7f0d8f1a5d064cb31ad9f60

  • SHA1

    b57852a05b2bcd5f59597130b718a82a8bccb788

  • SHA256

    af1298d1a6830a742adf9412f342fe88d1d52e76d1ef2f3476a5666abc28b51b

  • SHA512

    f8703f6b09152453ea53604ce968298adc1cf7849eee4d113bd54434005ead3f984af087c5a436ede1f1250065e4f6263c9cc79c01714f9b4f66c65e27d4e5f2

  • SSDEEP

    1536:N9uOQyXHnBnLCG0dfSKDnhTIEiJyQ47GgHTLqV1Xz:NX1Xhn8r1IRJyQGUF

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

      af1298d1a6830a742adf9412f342fe88d1d52e76d1ef2f3476a5666abc28b51bN.exe

    • Size

      74KB

    • MD5

      3bd25c9ea7f0d8f1a5d064cb31ad9f60

    • SHA1

      b57852a05b2bcd5f59597130b718a82a8bccb788

    • SHA256

      af1298d1a6830a742adf9412f342fe88d1d52e76d1ef2f3476a5666abc28b51b

    • SHA512

      f8703f6b09152453ea53604ce968298adc1cf7849eee4d113bd54434005ead3f984af087c5a436ede1f1250065e4f6263c9cc79c01714f9b4f66c65e27d4e5f2

    • SSDEEP

      1536:N9uOQyXHnBnLCG0dfSKDnhTIEiJyQ47GgHTLqV1Xz:NX1Xhn8r1IRJyQGUF

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks