Overview

overview

10

Static

static

10

690131bb4a...32.exe

windows7-x64

10

690131bb4a...32.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    690131bb4ad1d16e6a7e6c9c631138a015537d55fdaa9d87b0ab31d143ce2432

  • Size

    187KB

  • Sample

    250306-eeh57sxtex

  • MD5

    527d9130292a9898df4c726bcc8c5a70

  • SHA1

    02bcf2de35bc360f62e8a3eb4c15865da852abef

  • SHA256

    690131bb4ad1d16e6a7e6c9c631138a015537d55fdaa9d87b0ab31d143ce2432

  • SHA512

    64e28d401f5986aa3b726cc17bc78cf1ed0064b75df78c1f16be62704c87ca22326b0a37ce6a6e0db41fd5b58bc69325ea2d5f34d88de316a6eca55ab1326df7

  • SSDEEP

    3072:gmGT8ewMz74A4J5ersey4Nqxk27xVgtRQ2c+tlB5xpWJLM77OkeCK2+hDueH:etzQerzyxkmxV+tbFOLM77OLLt

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

      690131bb4ad1d16e6a7e6c9c631138a015537d55fdaa9d87b0ab31d143ce2432

    • Size

      187KB

    • MD5

      527d9130292a9898df4c726bcc8c5a70

    • SHA1

      02bcf2de35bc360f62e8a3eb4c15865da852abef

    • SHA256

      690131bb4ad1d16e6a7e6c9c631138a015537d55fdaa9d87b0ab31d143ce2432

    • SHA512

      64e28d401f5986aa3b726cc17bc78cf1ed0064b75df78c1f16be62704c87ca22326b0a37ce6a6e0db41fd5b58bc69325ea2d5f34d88de316a6eca55ab1326df7

    • SSDEEP

      3072:gmGT8ewMz74A4J5ersey4Nqxk27xVgtRQ2c+tlB5xpWJLM77OkeCK2+hDueH:etzQerzyxkmxV+tbFOLM77OLLt

    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