Overview

overview

10

Static

static

3

164889e3aa...e2.exe

windows7-x64

10

164889e3aa...e2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    164889e3aa5e08eb7c55303c15a236aa239ac4c73ee3176e53e21df7ab118ae2

  • Size

    128KB

  • Sample

    250305-zke1ysypx4

  • MD5

    8fd05a30d7c8d5db32668eceba92d54a

  • SHA1

    60612cb7f764c3330759bfa17f796a6e4c744284

  • SHA256

    164889e3aa5e08eb7c55303c15a236aa239ac4c73ee3176e53e21df7ab118ae2

  • SHA512

    aa59d9316b66fd7c94db97a2f149fcc7ce34b2e2a03dd04f7e1ea2a20160b7390df187702c9fd7379b84a228c5e19417a067f1e15d8ec0e60143682cccdcdc2c

  • SSDEEP

    3072:wMeqBveLHfpfzs644i2h0Dd1AZoUBW3FJeRuaWNXmgu+tB:wMeqxAHhsBn2hGdWZHEFJ7aWN1B

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

      164889e3aa5e08eb7c55303c15a236aa239ac4c73ee3176e53e21df7ab118ae2

    • Size

      128KB

    • MD5

      8fd05a30d7c8d5db32668eceba92d54a

    • SHA1

      60612cb7f764c3330759bfa17f796a6e4c744284

    • SHA256

      164889e3aa5e08eb7c55303c15a236aa239ac4c73ee3176e53e21df7ab118ae2

    • SHA512

      aa59d9316b66fd7c94db97a2f149fcc7ce34b2e2a03dd04f7e1ea2a20160b7390df187702c9fd7379b84a228c5e19417a067f1e15d8ec0e60143682cccdcdc2c

    • SSDEEP

      3072:wMeqBveLHfpfzs644i2h0Dd1AZoUBW3FJeRuaWNXmgu+tB:wMeqxAHhsBn2hGdWZHEFJ7aWN1B

    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