Overview

overview

10

Static

static

3

cb7ce703ff...0f.exe

windows7-x64

10

cb7ce703ff...0f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cb7ce703ffc89d07518d58f9e21c6379f2c43b1c489bceda67925754458e050f

  • Size

    192KB

  • Sample

    250306-nbfeksw1b1

  • MD5

    3c61bb1e0cd496f1eaeb7b051ffc9051

  • SHA1

    eba06cbf9a42d171aabc2b76a230fcadb544ef99

  • SHA256

    cb7ce703ffc89d07518d58f9e21c6379f2c43b1c489bceda67925754458e050f

  • SHA512

    f9363662ad2e8ed8725ff58b9e8547ee298fb992696eb6d97caf8b6c73ffbb8889405ccc73b65384252ecc4005f1a78505a1917ea9510a234aa84384c72e719f

  • SSDEEP

    3072:kKpUTWARm3Wt7pXuDIDXEDd1AZoUBW3FJeRuaWNXmgu+tAcrbFAJc+RsUi1aVDk5:vpUT7mypXL2dWZHEFJ7aWN1rtMsP

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

      cb7ce703ffc89d07518d58f9e21c6379f2c43b1c489bceda67925754458e050f

    • Size

      192KB

    • MD5

      3c61bb1e0cd496f1eaeb7b051ffc9051

    • SHA1

      eba06cbf9a42d171aabc2b76a230fcadb544ef99

    • SHA256

      cb7ce703ffc89d07518d58f9e21c6379f2c43b1c489bceda67925754458e050f

    • SHA512

      f9363662ad2e8ed8725ff58b9e8547ee298fb992696eb6d97caf8b6c73ffbb8889405ccc73b65384252ecc4005f1a78505a1917ea9510a234aa84384c72e719f

    • SSDEEP

      3072:kKpUTWARm3Wt7pXuDIDXEDd1AZoUBW3FJeRuaWNXmgu+tAcrbFAJc+RsUi1aVDk5:vpUT7mypXL2dWZHEFJ7aWN1rtMsP

    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