Overview

overview

10

Static

static

10

977545c3b4...59.exe

windows7-x64

10

977545c3b4...59.exe

windows10-2004-x64

10

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General

  • Target

    977545c3b4005565f90edb307acf4cb7de9654bd767c6aaf18897b611ea1a659

  • Size

    347KB

  • Sample

    241225-a6cqaasmav

  • MD5

    a184553fc8134dd632f949aa4f72f09f

  • SHA1

    abfc3e1eb43931a0ef3f81777f108798f3b723c7

  • SHA256

    977545c3b4005565f90edb307acf4cb7de9654bd767c6aaf18897b611ea1a659

  • SHA512

    12ec6bbc49a6168cd5d1ceb6e2fc5e8e57de6ba44e27754b2b355a6565d6d30c7dec0e4221a4397cec5e4b67683770d5817c491d994ec40cb23434a5ad3732f0

  • SSDEEP

    6144:T02NzEhfIdHn354x4brq2Ah1FM6234lKm3mo8Yvi4KsLTFM6234lKm3qk9:T02NzEhfqHnKx4brRGFB24lwR45FB24/

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

      977545c3b4005565f90edb307acf4cb7de9654bd767c6aaf18897b611ea1a659

    • Size

      347KB

    • MD5

      a184553fc8134dd632f949aa4f72f09f

    • SHA1

      abfc3e1eb43931a0ef3f81777f108798f3b723c7

    • SHA256

      977545c3b4005565f90edb307acf4cb7de9654bd767c6aaf18897b611ea1a659

    • SHA512

      12ec6bbc49a6168cd5d1ceb6e2fc5e8e57de6ba44e27754b2b355a6565d6d30c7dec0e4221a4397cec5e4b67683770d5817c491d994ec40cb23434a5ad3732f0

    • SSDEEP

      6144:T02NzEhfIdHn354x4brq2Ah1FM6234lKm3mo8Yvi4KsLTFM6234lKm3qk9:T02NzEhfqHnKx4brRGFB24lwR45FB24/

    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