Overview

overview

10

Static

static

3

5fab0d81bf...42.exe

windows7-x64

10

5fab0d81bf...42.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5fab0d81bf16f41b0ed3ee71e183e318ec399303c952f2dfafa0846173ecb142

  • Size

    93KB

  • Sample

    241123-2zgjfa1lhs

  • MD5

    d1fa057b08081837953a0c4bd44d2e6b

  • SHA1

    bf61884654502a7526e42729b8409f1e052a4e57

  • SHA256

    5fab0d81bf16f41b0ed3ee71e183e318ec399303c952f2dfafa0846173ecb142

  • SHA512

    81762cd85f438255915a3c779f596e1db742a3f0ac82daff431145244213d9adfceaf6bd2be804361cfccda3f6d1dd667ee70f61e9cd3e36e4a202e045205757

  • SSDEEP

    1536:m8vkQy4+LaaMOsmqRGYgkYK63yYvTAh7h64YLJTDmjiwg58:m8vALa8qRGYfVQY7huJSY58

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

      5fab0d81bf16f41b0ed3ee71e183e318ec399303c952f2dfafa0846173ecb142

    • Size

      93KB

    • MD5

      d1fa057b08081837953a0c4bd44d2e6b

    • SHA1

      bf61884654502a7526e42729b8409f1e052a4e57

    • SHA256

      5fab0d81bf16f41b0ed3ee71e183e318ec399303c952f2dfafa0846173ecb142

    • SHA512

      81762cd85f438255915a3c779f596e1db742a3f0ac82daff431145244213d9adfceaf6bd2be804361cfccda3f6d1dd667ee70f61e9cd3e36e4a202e045205757

    • SSDEEP

      1536:m8vkQy4+LaaMOsmqRGYgkYK63yYvTAh7h64YLJTDmjiwg58:m8vALa8qRGYfVQY7huJSY58

    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