Overview

overview

10

Static

static

3

c4d0b9c365...50.exe

windows7-x64

10

c4d0b9c365...50.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c4d0b9c365a2994ffe2f105f76aa648c38a85d9af500682f984a41e2adfbbf50.exe

  • Size

    93KB

  • Sample

    241119-m7jansznbk

  • MD5

    c7e7e53f502e35f0e975ec2e9fdac95d

  • SHA1

    b483582a574877c677613784012f2954aa92fd17

  • SHA256

    c4d0b9c365a2994ffe2f105f76aa648c38a85d9af500682f984a41e2adfbbf50

  • SHA512

    8c37aebac17ebf639c28ec2631681af081e41ebb7db496d14872d107f0c8a4f1a71d6ce44f794a85a330a42cadab195fbc82fa073a7bc599a3bba1b93dadb8a9

  • SSDEEP

    1536:TytIduB5ESbQIyqPVkvtoqAYaJuwXBWxbW3ksRQA3RkRLJzeLD9N0iQGRNQR8Ryk:TytOuBLbQNqPVkvtoqAYKuIAW3zeySJI

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

      c4d0b9c365a2994ffe2f105f76aa648c38a85d9af500682f984a41e2adfbbf50.exe

    • Size

      93KB

    • MD5

      c7e7e53f502e35f0e975ec2e9fdac95d

    • SHA1

      b483582a574877c677613784012f2954aa92fd17

    • SHA256

      c4d0b9c365a2994ffe2f105f76aa648c38a85d9af500682f984a41e2adfbbf50

    • SHA512

      8c37aebac17ebf639c28ec2631681af081e41ebb7db496d14872d107f0c8a4f1a71d6ce44f794a85a330a42cadab195fbc82fa073a7bc599a3bba1b93dadb8a9

    • SSDEEP

      1536:TytIduB5ESbQIyqPVkvtoqAYaJuwXBWxbW3ksRQA3RkRLJzeLD9N0iQGRNQR8Ryk:TytOuBLbQNqPVkvtoqAYKuIAW3zeySJI

    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