Overview

overview

10

Static

static

3

f9379981d7...c6.exe

windows7-x64

10

f9379981d7...c6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f9379981d72e2a1d37bc6fc6eebc8849f35703a7b897db3b670cf60546202cc6

  • Size

    378KB

  • Sample

    241223-fd4k7awncp

  • MD5

    f171d130333ed4d41229fe30a25cd8db

  • SHA1

    4e309005ccb4396359a45bb8f170190f042c0ce7

  • SHA256

    f9379981d72e2a1d37bc6fc6eebc8849f35703a7b897db3b670cf60546202cc6

  • SHA512

    b4f3d2f7933e07856c66280fe9bd78f31f7c748b1d2303fc663fd1236b9c3e1a57923d30e7c39a6d5b81c716b965bb839965f97c02ae0b18958907031379e084

  • SSDEEP

    6144:vYZER6os930qEyeYr75lHzpaF2e6UK+42GTQMJSZO5f7M0rx7/hP66qve6UK+42A:vYOwh9ETyeYr75lTefkY660fIaDZkY61

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

      f9379981d72e2a1d37bc6fc6eebc8849f35703a7b897db3b670cf60546202cc6

    • Size

      378KB

    • MD5

      f171d130333ed4d41229fe30a25cd8db

    • SHA1

      4e309005ccb4396359a45bb8f170190f042c0ce7

    • SHA256

      f9379981d72e2a1d37bc6fc6eebc8849f35703a7b897db3b670cf60546202cc6

    • SHA512

      b4f3d2f7933e07856c66280fe9bd78f31f7c748b1d2303fc663fd1236b9c3e1a57923d30e7c39a6d5b81c716b965bb839965f97c02ae0b18958907031379e084

    • SSDEEP

      6144:vYZER6os930qEyeYr75lHzpaF2e6UK+42GTQMJSZO5f7M0rx7/hP66qve6UK+42A:vYOwh9ETyeYr75lTefkY660fIaDZkY61

    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