Overview

overview

10

Static

static

3

a6c3c98b24...fb.exe

windows7-x64

10

a6c3c98b24...fb.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a6c3c98b242fc55b476e65bc32f14bebb3ef218dd1f35e87beb8763cef6c1efb

  • Size

    95KB

  • Sample

    241209-caaxxssndq

  • MD5

    b56aeafbc54dc422358d63e9ce1e584a

  • SHA1

    b640a7bb739ca62ed5e23dfbba71512029f742f3

  • SHA256

    a6c3c98b242fc55b476e65bc32f14bebb3ef218dd1f35e87beb8763cef6c1efb

  • SHA512

    cb4ee2d6acfdb6554b678539fad73d0c6287d28d18b547b904313dedf5e41858fca1d4634ab03161dc1145a760248f221561e2a49424aa163897f01c1ff16786

  • SSDEEP

    1536:R1QzG6C1zQ6wssklLYXd2YozIAP0+gKrG2vvzDrAInPOM6bOLXi8PmCofGV:nVh8Xdlo0JinPDrLXfzoeV

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

      a6c3c98b242fc55b476e65bc32f14bebb3ef218dd1f35e87beb8763cef6c1efb

    • Size

      95KB

    • MD5

      b56aeafbc54dc422358d63e9ce1e584a

    • SHA1

      b640a7bb739ca62ed5e23dfbba71512029f742f3

    • SHA256

      a6c3c98b242fc55b476e65bc32f14bebb3ef218dd1f35e87beb8763cef6c1efb

    • SHA512

      cb4ee2d6acfdb6554b678539fad73d0c6287d28d18b547b904313dedf5e41858fca1d4634ab03161dc1145a760248f221561e2a49424aa163897f01c1ff16786

    • SSDEEP

      1536:R1QzG6C1zQ6wssklLYXd2YozIAP0+gKrG2vvzDrAInPOM6bOLXi8PmCofGV:nVh8Xdlo0JinPDrLXfzoeV

    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