Overview

overview

10

Static

static

3

8d8204d64b...66.exe

windows7-x64

10

8d8204d64b...66.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8d8204d64b12147567c808d18e713c050c1f6a5034394b5e3e67cc86ee258366

  • Size

    96KB

  • Sample

    241209-a9j9jawrhw

  • MD5

    b69220af79deaa40aeb0d8d32602c063

  • SHA1

    540280767f4faf4bd0688910d0e478d4432e23c2

  • SHA256

    8d8204d64b12147567c808d18e713c050c1f6a5034394b5e3e67cc86ee258366

  • SHA512

    d68a63a2b85c2b4601190fefa8164c2bbcf1d641a50dac94613d0fcdef3f9c54dbdd9ab35dbb0778e1f6a7495476bf0bffd136143331e28e1b67968deee97f89

  • SSDEEP

    3072:O3u57RjHqpldMq6omJg+Nj+rqJo5OmrCMyELiAHONdu:fV1H6Aq6omrkqJoYmrbBu2

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

      8d8204d64b12147567c808d18e713c050c1f6a5034394b5e3e67cc86ee258366

    • Size

      96KB

    • MD5

      b69220af79deaa40aeb0d8d32602c063

    • SHA1

      540280767f4faf4bd0688910d0e478d4432e23c2

    • SHA256

      8d8204d64b12147567c808d18e713c050c1f6a5034394b5e3e67cc86ee258366

    • SHA512

      d68a63a2b85c2b4601190fefa8164c2bbcf1d641a50dac94613d0fcdef3f9c54dbdd9ab35dbb0778e1f6a7495476bf0bffd136143331e28e1b67968deee97f89

    • SSDEEP

      3072:O3u57RjHqpldMq6omJg+Nj+rqJo5OmrCMyELiAHONdu:fV1H6Aq6omrkqJoYmrbBu2

    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