Overview

overview

10

Static

static

3

b7f6bb6266...ad.exe

windows7-x64

10

b7f6bb6266...ad.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b7f6bb6266d67ac65eb4b6ce147a1de3fc5d61fc242c47f68a5dcd438ffad3ad.exe

  • Size

    88KB

  • Sample

    241222-sfjd9a1qhz

  • MD5

    ef970a280cf91dd7892ac12a07846f62

  • SHA1

    d52ec693e6126c42aeb48bd017e8f379b1255552

  • SHA256

    b7f6bb6266d67ac65eb4b6ce147a1de3fc5d61fc242c47f68a5dcd438ffad3ad

  • SHA512

    cca1b46751946396e5fb5c9ed7efc80a5153d7db80fd8e57fda8059373ef4ac3c122ee75ce6c6b881d63f72093e43fbc539e54ff465615e67bb08a6475bc8cdc

  • SSDEEP

    1536:c7Udlqx79SbULKEiipDv2MWbgkmvWUTCL2Ge++x/:UUPqx792SBySGe++9

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

      b7f6bb6266d67ac65eb4b6ce147a1de3fc5d61fc242c47f68a5dcd438ffad3ad.exe

    • Size

      88KB

    • MD5

      ef970a280cf91dd7892ac12a07846f62

    • SHA1

      d52ec693e6126c42aeb48bd017e8f379b1255552

    • SHA256

      b7f6bb6266d67ac65eb4b6ce147a1de3fc5d61fc242c47f68a5dcd438ffad3ad

    • SHA512

      cca1b46751946396e5fb5c9ed7efc80a5153d7db80fd8e57fda8059373ef4ac3c122ee75ce6c6b881d63f72093e43fbc539e54ff465615e67bb08a6475bc8cdc

    • SSDEEP

      1536:c7Udlqx79SbULKEiipDv2MWbgkmvWUTCL2Ge++x/:UUPqx792SBySGe++9

    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