Overview

overview

10

Static

static

3

a986e195cd...9f.exe

windows7-x64

10

a986e195cd...9f.exe

windows10-2004-x64

10

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General

  • Target

    a986e195cd2e7d2d7d906c4683c6667cbb34bd4775b6385586b871b66e52f99f

  • Size

    89KB

  • Sample

    241223-cbex9stmfx

  • MD5

    e5b2c36341a2a2beacf9b8797538d8e7

  • SHA1

    37d6bfa6c2935753e207c310cae5d332bb6e01f6

  • SHA256

    a986e195cd2e7d2d7d906c4683c6667cbb34bd4775b6385586b871b66e52f99f

  • SHA512

    fe3302357307563f657c4bc4f42fe4699f8e6b1f31f171961d6d6cd5ee8c2a46211255a50c5fe281b2afdd325fb6545032935a8ec36aeb5a33d7ea3bb92daecb

  • SSDEEP

    1536:+QJsJZDgbUeC3Xd6S7Fid215b+AHqTG4x8B5rN91RQQD68a+VMKKTRVGFtUhQfRD:+QJsJmbuXd6S7FideqTbx8B5NfeJr4MQ

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      a986e195cd2e7d2d7d906c4683c6667cbb34bd4775b6385586b871b66e52f99f

    • Size

      89KB

    • MD5

      e5b2c36341a2a2beacf9b8797538d8e7

    • SHA1

      37d6bfa6c2935753e207c310cae5d332bb6e01f6

    • SHA256

      a986e195cd2e7d2d7d906c4683c6667cbb34bd4775b6385586b871b66e52f99f

    • SHA512

      fe3302357307563f657c4bc4f42fe4699f8e6b1f31f171961d6d6cd5ee8c2a46211255a50c5fe281b2afdd325fb6545032935a8ec36aeb5a33d7ea3bb92daecb

    • SSDEEP

      1536:+QJsJZDgbUeC3Xd6S7Fid215b+AHqTG4x8B5rN91RQQD68a+VMKKTRVGFtUhQfRD:+QJsJmbuXd6S7FideqTbx8B5NfeJr4MQ

    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