Overview

overview

10

Static

static

3

77a92671b0...61.exe

windows7-x64

10

77a92671b0...61.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    77a92671b0fbdc0215f289d1922851b93a8a5b70c5d8d357eb24be6b44199561.exe

  • Size

    71KB

  • Sample

    241121-mx3asssbnj

  • MD5

    d2fc6618b4de003467b2af2cb4940979

  • SHA1

    b15fa84f36037e42bf06bb429fb2d94d0bc19827

  • SHA256

    77a92671b0fbdc0215f289d1922851b93a8a5b70c5d8d357eb24be6b44199561

  • SHA512

    9a573d99acf197664b765d58ee98fcf5a39f865195eabd754311745db499178f1a93e81ab2ae33c239d8c73b49730c9245e24a806cc131b40ae2561395b22d5c

  • SSDEEP

    1536:xYvq4mZOH08t0224kOnw1O69QU2EhGZKRQEtK1P+ATTT:xGj/ty4Rt69QXKejP+A3T

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      77a92671b0fbdc0215f289d1922851b93a8a5b70c5d8d357eb24be6b44199561.exe

    • Size

      71KB

    • MD5

      d2fc6618b4de003467b2af2cb4940979

    • SHA1

      b15fa84f36037e42bf06bb429fb2d94d0bc19827

    • SHA256

      77a92671b0fbdc0215f289d1922851b93a8a5b70c5d8d357eb24be6b44199561

    • SHA512

      9a573d99acf197664b765d58ee98fcf5a39f865195eabd754311745db499178f1a93e81ab2ae33c239d8c73b49730c9245e24a806cc131b40ae2561395b22d5c

    • SSDEEP

      1536:xYvq4mZOH08t0224kOnw1O69QU2EhGZKRQEtK1P+ATTT:xGj/ty4Rt69QXKejP+A3T

    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