General

  • Target

    TrojanDownloader.Win32.Berbew.pz-2451008f9c353c491eb765bf4530f5e2fb9cbb46b66dae2f83114bee7e572c34N

  • Size

    192KB

  • Sample

    240916-r9we8stepr

  • MD5

    789a8c6d646491f5885c61497901cc80

  • SHA1

    df63bda76118f7cdc01f3e8c67943436b9ee7c30

  • SHA256

    2451008f9c353c491eb765bf4530f5e2fb9cbb46b66dae2f83114bee7e572c34

  • SHA512

    8a9d251336b956883a3f1d9e98468fc008bc78300bf9efdbc630fd5159d4399ed9c5f356d875901114603ebf09b495eaee557e0584987adbc04f42c2ab9104dd

  • SSDEEP

    3072:sPFspJNmPyFkcxtB5DZZKy0e4FP2/Xph3kremwc/gHq/Wp+YmKfxgQdxvzSTsXX7:sWTEPyFkcbN2eUP4ph3/fc/UmKyIxLD7

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

      TrojanDownloader.Win32.Berbew.pz-2451008f9c353c491eb765bf4530f5e2fb9cbb46b66dae2f83114bee7e572c34N

    • Size

      192KB

    • MD5

      789a8c6d646491f5885c61497901cc80

    • SHA1

      df63bda76118f7cdc01f3e8c67943436b9ee7c30

    • SHA256

      2451008f9c353c491eb765bf4530f5e2fb9cbb46b66dae2f83114bee7e572c34

    • SHA512

      8a9d251336b956883a3f1d9e98468fc008bc78300bf9efdbc630fd5159d4399ed9c5f356d875901114603ebf09b495eaee557e0584987adbc04f42c2ab9104dd

    • SSDEEP

      3072:sPFspJNmPyFkcxtB5DZZKy0e4FP2/Xph3kremwc/gHq/Wp+YmKfxgQdxvzSTsXX7:sWTEPyFkcbN2eUP4ph3/fc/UmKyIxLD7

    • Adds autorun key to be loaded by Explorer.exe on startup

    • Berbew

      Berbew is a backdoor written in C++.

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks