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Overview

overview

10

Static

static

3

1457d354b0...5N.exe

windows7-x64

10

1457d354b0...5N.exe

windows10-2004-x64

10

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General

  • Target

    1457d354b0ccb8ef9f4d0180ebb33ce0f018b5016c6bffd840d811e10a88c575N

  • Size

    74KB

  • Sample

    240921-ddnhvssakq

  • MD5

    984f5f755debbcf67548ac8698d8b0e0

  • SHA1

    2d570704e0af5553b3189de8b9ed75e5a3fb1bbf

  • SHA256

    1457d354b0ccb8ef9f4d0180ebb33ce0f018b5016c6bffd840d811e10a88c575

  • SHA512

    e93640f856918199e81831f512104299de04d741548701d6d02115967d867b495332fded796b364bb9bdab83a260ed546a214bdfecc8b1775d87bb528a432fef

  • SSDEEP

    768:WNTBq+8wewfJstJsmDSzk0ulB3guH0EedqeioRw5lWSCmvl6l2opnV6yDf/pdQqN:W+F/G8ryOBCHPUOFxd9tBJNgZL

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

      1457d354b0ccb8ef9f4d0180ebb33ce0f018b5016c6bffd840d811e10a88c575N

    • Size

      74KB

    • MD5

      984f5f755debbcf67548ac8698d8b0e0

    • SHA1

      2d570704e0af5553b3189de8b9ed75e5a3fb1bbf

    • SHA256

      1457d354b0ccb8ef9f4d0180ebb33ce0f018b5016c6bffd840d811e10a88c575

    • SHA512

      e93640f856918199e81831f512104299de04d741548701d6d02115967d867b495332fded796b364bb9bdab83a260ed546a214bdfecc8b1775d87bb528a432fef

    • SSDEEP

      768:WNTBq+8wewfJstJsmDSzk0ulB3guH0EedqeioRw5lWSCmvl6l2opnV6yDf/pdQqN:W+F/G8ryOBCHPUOFxd9tBJNgZL

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks