Overview

overview

10

Static

static

3

d8f0861f77...86.exe

windows7-x64

10

d8f0861f77...86.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d8f0861f7776a26cf96d6128983e7d67a318f78d2b543d076ba92158cf19e086.exe

  • Size

    302KB

  • Sample

    241225-vzhm6sznay

  • MD5

    2f1645adf68a762d454e288403f26b65

  • SHA1

    839a728e8f9078ec6bc9313d97d89bcc62a0b09e

  • SHA256

    d8f0861f7776a26cf96d6128983e7d67a318f78d2b543d076ba92158cf19e086

  • SHA512

    cd0934c65f3c57dd6ecf7cad5f1b476fad6dc06943c5f7474e1c0284d981ac45469e640cd56c24faa35efb811b74a4e5a646a6e4172bf60d413bea578fcb50d9

  • SSDEEP

    6144:XwYCClwCw3FF7fPtcsw6UJZqktbOUqCTGepXgbWHj:gYCClM3FF7fFcsw6UJZqktbDqCTGepX/

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

      d8f0861f7776a26cf96d6128983e7d67a318f78d2b543d076ba92158cf19e086.exe

    • Size

      302KB

    • MD5

      2f1645adf68a762d454e288403f26b65

    • SHA1

      839a728e8f9078ec6bc9313d97d89bcc62a0b09e

    • SHA256

      d8f0861f7776a26cf96d6128983e7d67a318f78d2b543d076ba92158cf19e086

    • SHA512

      cd0934c65f3c57dd6ecf7cad5f1b476fad6dc06943c5f7474e1c0284d981ac45469e640cd56c24faa35efb811b74a4e5a646a6e4172bf60d413bea578fcb50d9

    • SSDEEP

      6144:XwYCClwCw3FF7fPtcsw6UJZqktbOUqCTGepXgbWHj:gYCClM3FF7fFcsw6UJZqktbDqCTGepX/

    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