Overview

overview

10

Static

static

10

c30c55ea3d...f5.exe

windows7-x64

10

c30c55ea3d...f5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c30c55ea3dc0f27be20922f6ff135bd8aeeb056a0ad5a1dc8a1527f42f376af5.exe

  • Size

    108KB

  • Sample

    241222-n5r1gaxkgt

  • MD5

    ace8b2367b7b9e4049767e4f34a5fc0f

  • SHA1

    4a15c2bd48d4ffc696b1d224b3406ace269e13ad

  • SHA256

    c30c55ea3dc0f27be20922f6ff135bd8aeeb056a0ad5a1dc8a1527f42f376af5

  • SHA512

    3c90770644ab176c8e785c8201948991baea06cf554bfb0b8c829b4e5a257cc013a1abf5b96ec6f7d593236075caf00dba5ecbb5f9e7e996acb47f963744c7b5

  • SSDEEP

    3072:dcXwftBwi6ve2sik//TvnR1ME4FcFmKcUsvKwFo:dc/a2W7nROE8Use

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

      c30c55ea3dc0f27be20922f6ff135bd8aeeb056a0ad5a1dc8a1527f42f376af5.exe

    • Size

      108KB

    • MD5

      ace8b2367b7b9e4049767e4f34a5fc0f

    • SHA1

      4a15c2bd48d4ffc696b1d224b3406ace269e13ad

    • SHA256

      c30c55ea3dc0f27be20922f6ff135bd8aeeb056a0ad5a1dc8a1527f42f376af5

    • SHA512

      3c90770644ab176c8e785c8201948991baea06cf554bfb0b8c829b4e5a257cc013a1abf5b96ec6f7d593236075caf00dba5ecbb5f9e7e996acb47f963744c7b5

    • SSDEEP

      3072:dcXwftBwi6ve2sik//TvnR1ME4FcFmKcUsvKwFo:dc/a2W7nROE8Use

    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