Overview

overview

10

Static

static

3

e87ae5a355...7N.exe

windows7-x64

10

e87ae5a355...7N.exe

windows10-2004-x64

10

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General

  • Target

    e87ae5a355f8b3b1d0120a25d78c50a33504c0b0b82ed330eb0b4c5b56e6f4a7N.exe

  • Size

    74KB

  • Sample

    241208-ewdxtaslex

  • MD5

    4b337239a445d41774c2f40ba9243e70

  • SHA1

    b5219f5225d143cb9eb1d77e7e8b24a69e0aee09

  • SHA256

    e87ae5a355f8b3b1d0120a25d78c50a33504c0b0b82ed330eb0b4c5b56e6f4a7

  • SHA512

    96d2517bd01fa4211dda942a6a04f167d576b215a54b4ef902deead11fc72c6356bcf711860efdbff9364009f8f58084fbd1bd58c6b2557f278c22f43fc6c5e9

  • SSDEEP

    768:hCFUB/YJcwYrfA+fHb9WOSWsiEGUWEoSHEXNglEKIYYLd2OE+G+Uc5rARCXpuAvK:hC6zwPaZSWsiEuemXXYe2ORGxc50RM

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

      e87ae5a355f8b3b1d0120a25d78c50a33504c0b0b82ed330eb0b4c5b56e6f4a7N.exe

    • Size

      74KB

    • MD5

      4b337239a445d41774c2f40ba9243e70

    • SHA1

      b5219f5225d143cb9eb1d77e7e8b24a69e0aee09

    • SHA256

      e87ae5a355f8b3b1d0120a25d78c50a33504c0b0b82ed330eb0b4c5b56e6f4a7

    • SHA512

      96d2517bd01fa4211dda942a6a04f167d576b215a54b4ef902deead11fc72c6356bcf711860efdbff9364009f8f58084fbd1bd58c6b2557f278c22f43fc6c5e9

    • SSDEEP

      768:hCFUB/YJcwYrfA+fHb9WOSWsiEGUWEoSHEXNglEKIYYLd2OE+G+Uc5rARCXpuAvK:hC6zwPaZSWsiEuemXXYe2ORGxc50RM

    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