Overview

overview

10

Static

static

3

5e3daf62f3...1a.exe

windows7-x64

10

5e3daf62f3...1a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5e3daf62f396b30097ee164c22db9e437d09c316c3ca3b25030dac2c5e43e61a

  • Size

    2.5MB

  • Sample

    241222-2v9dna1qan

  • MD5

    f3c7f5fe7d7643f83592bd8a42e7b743

  • SHA1

    12b732bac67f17261c1da339c4d6bb9667475c33

  • SHA256

    5e3daf62f396b30097ee164c22db9e437d09c316c3ca3b25030dac2c5e43e61a

  • SHA512

    b8921daa8f797edb5c7fb77cd595d99d25b825b44feeac22b3de7c3bf9961447a9a6c3fb31bf71278926d209c681cd0611db52da2dde0ed783fdd868a2e0a73b

  • SSDEEP

    6144:zf+8iE6/e6UK+42GTQMJSZO5JVuvw0HBHOnehl:bdkY660JVaw0HBHOehl

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

      5e3daf62f396b30097ee164c22db9e437d09c316c3ca3b25030dac2c5e43e61a

    • Size

      2.5MB

    • MD5

      f3c7f5fe7d7643f83592bd8a42e7b743

    • SHA1

      12b732bac67f17261c1da339c4d6bb9667475c33

    • SHA256

      5e3daf62f396b30097ee164c22db9e437d09c316c3ca3b25030dac2c5e43e61a

    • SHA512

      b8921daa8f797edb5c7fb77cd595d99d25b825b44feeac22b3de7c3bf9961447a9a6c3fb31bf71278926d209c681cd0611db52da2dde0ed783fdd868a2e0a73b

    • SSDEEP

      6144:zf+8iE6/e6UK+42GTQMJSZO5JVuvw0HBHOnehl:bdkY660JVaw0HBHOehl

    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