Overview

overview

10

Static

static

3

3dd6da6ba1...b0.exe

windows7-x64

10

3dd6da6ba1...b0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3dd6da6ba17c88a2c9dc3879ad208a5963d0298e75ba01d7d70ba157ccece7b0

  • Size

    90KB

  • Sample

    250307-djjrvssxgx

  • MD5

    617a90eb4ed031c4b6c95cd20c67a6cd

  • SHA1

    132994c08a401ade3a8de56567004f670236a81a

  • SHA256

    3dd6da6ba17c88a2c9dc3879ad208a5963d0298e75ba01d7d70ba157ccece7b0

  • SHA512

    20006d0a30188519d1748ab14f4da5bf3ae31c9c6c0531c035d769a30e25993137598f2bd28d48edabf09e56c62904ba70f323f06edd796fa22b48aefb54519f

  • SSDEEP

    1536:c/me2Pm/qjKshgX0yf/k0RuCPvnOgGlYqMbxAkd73ShG2Cu/Ub0VkVNK:c/me2Pm/qWshgESM0dPvO7MbDd0GXu/r

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

      3dd6da6ba17c88a2c9dc3879ad208a5963d0298e75ba01d7d70ba157ccece7b0

    • Size

      90KB

    • MD5

      617a90eb4ed031c4b6c95cd20c67a6cd

    • SHA1

      132994c08a401ade3a8de56567004f670236a81a

    • SHA256

      3dd6da6ba17c88a2c9dc3879ad208a5963d0298e75ba01d7d70ba157ccece7b0

    • SHA512

      20006d0a30188519d1748ab14f4da5bf3ae31c9c6c0531c035d769a30e25993137598f2bd28d48edabf09e56c62904ba70f323f06edd796fa22b48aefb54519f

    • SSDEEP

      1536:c/me2Pm/qjKshgX0yf/k0RuCPvnOgGlYqMbxAkd73ShG2Cu/Ub0VkVNK:c/me2Pm/qWshgESM0dPvO7MbDd0GXu/r

    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