Overview

overview

10

Static

static

10

4dfcc50b0a...e4.exe

windows7-x64

10

4dfcc50b0a...e4.exe

windows10-2004-x64

10

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General

  • Target

    4dfcc50b0abd1b72c009c945c99307ddff362a97ca14ce864766db8d3f596de4.exe

  • Size

    464KB

  • Sample

    241225-se329swmfm

  • MD5

    d6c8539a886d087168866b938136ea43

  • SHA1

    3416cf11292bf674e30bdcc312a562e970187e92

  • SHA256

    4dfcc50b0abd1b72c009c945c99307ddff362a97ca14ce864766db8d3f596de4

  • SHA512

    2e2e7eb5bf9b2d1c739be4b60d466048b11b1eecdb8664748113a56ddd9b21085c8a20f0cc3fa1ffa231cf7d263173e86792e69ec04029f63a126efe9f692537

  • SSDEEP

    6144:hscrJnxMEOIIIPCn4EOIuIPJEOOcHTETKEOIIIPCX:5OEVI2C4EVu2JEVcBEVI2CX

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

      4dfcc50b0abd1b72c009c945c99307ddff362a97ca14ce864766db8d3f596de4.exe

    • Size

      464KB

    • MD5

      d6c8539a886d087168866b938136ea43

    • SHA1

      3416cf11292bf674e30bdcc312a562e970187e92

    • SHA256

      4dfcc50b0abd1b72c009c945c99307ddff362a97ca14ce864766db8d3f596de4

    • SHA512

      2e2e7eb5bf9b2d1c739be4b60d466048b11b1eecdb8664748113a56ddd9b21085c8a20f0cc3fa1ffa231cf7d263173e86792e69ec04029f63a126efe9f692537

    • SSDEEP

      6144:hscrJnxMEOIIIPCn4EOIuIPJEOOcHTETKEOIIIPCX:5OEVI2C4EVu2JEVcBEVI2CX

    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