Overview

overview

10

Static

static

3

b7594b37c7...0a.exe

windows7-x64

10

b7594b37c7...0a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b7594b37c79c78f9ae653c7f207490a8d54991aab92a15513dae3d2a9fc2f60a.exe

  • Size

    89KB

  • Sample

    241120-fxc8ca1fmc

  • MD5

    15ee1ece0aed9e92c9009943cce3a070

  • SHA1

    3ee381e8b22a3f5a5eb02a59b0ad81df25ce4e35

  • SHA256

    b7594b37c79c78f9ae653c7f207490a8d54991aab92a15513dae3d2a9fc2f60a

  • SHA512

    f5336e912bd134788f145432c8707c0d7bf7eb97b444cb85135d8139067708c1eb1c3d6594a74af31f46dcbf347f8f60422da443cf40fbdb1be087cc67017df5

  • SSDEEP

    1536:lNn5Kmt1u5WFx36eSdjeLm5WeqA5pWFnrTXF41UrljRRQBRD68a+VMKKTRVGFtU0:/o0Q5WFp6eyiCAnvbrljReir4MKy3G7j

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

      b7594b37c79c78f9ae653c7f207490a8d54991aab92a15513dae3d2a9fc2f60a.exe

    • Size

      89KB

    • MD5

      15ee1ece0aed9e92c9009943cce3a070

    • SHA1

      3ee381e8b22a3f5a5eb02a59b0ad81df25ce4e35

    • SHA256

      b7594b37c79c78f9ae653c7f207490a8d54991aab92a15513dae3d2a9fc2f60a

    • SHA512

      f5336e912bd134788f145432c8707c0d7bf7eb97b444cb85135d8139067708c1eb1c3d6594a74af31f46dcbf347f8f60422da443cf40fbdb1be087cc67017df5

    • SSDEEP

      1536:lNn5Kmt1u5WFx36eSdjeLm5WeqA5pWFnrTXF41UrljRRQBRD68a+VMKKTRVGFtU0:/o0Q5WFp6eyiCAnvbrljReir4MKy3G7j

    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