Overview

overview

10

Static

static

3

cfc1490b3a...7N.exe

windows7-x64

10

cfc1490b3a...7N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cfc1490b3afa7b0b85d8f6edb3c76b39b22d0b424b3a4e8f9fa61a618745fa87N.exe

  • Size

    790KB

  • Sample

    241123-qyv5naskfn

  • MD5

    acde7025fe00ab1402b593fdb57f57b0

  • SHA1

    fd9f20efe974921dec0bef8a87e4720a78cd5043

  • SHA256

    cfc1490b3afa7b0b85d8f6edb3c76b39b22d0b424b3a4e8f9fa61a618745fa87

  • SHA512

    8a0908aa69ff61854d88599e12325cc907aa1b813f68219046e9571173e3f953e8e90d609976a393cca8842c1ff0aacab1df63642297b4161705f8ed04ee5a0e

  • SSDEEP

    6144:3jAewgFM6234lKm3mo8Yvi4KsFr8SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrloBNTI:jFB24lwR4P87g7/VycgE81lgxaa79yB

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

      cfc1490b3afa7b0b85d8f6edb3c76b39b22d0b424b3a4e8f9fa61a618745fa87N.exe

    • Size

      790KB

    • MD5

      acde7025fe00ab1402b593fdb57f57b0

    • SHA1

      fd9f20efe974921dec0bef8a87e4720a78cd5043

    • SHA256

      cfc1490b3afa7b0b85d8f6edb3c76b39b22d0b424b3a4e8f9fa61a618745fa87

    • SHA512

      8a0908aa69ff61854d88599e12325cc907aa1b813f68219046e9571173e3f953e8e90d609976a393cca8842c1ff0aacab1df63642297b4161705f8ed04ee5a0e

    • SSDEEP

      6144:3jAewgFM6234lKm3mo8Yvi4KsFr8SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrloBNTI:jFB24lwR4P87g7/VycgE81lgxaa79yB

    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