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Overview

overview

10

Static

static

3

148e1a6693...c1.exe

windows7-x64

10

148e1a6693...c1.exe

windows10-2004-x64

10

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General

  • Target

    148e1a669328bc3ef45e155a53d54d441000fc1243cc590bfa480a361c4edec1.exe

  • Size

    74KB

  • Sample

    241225-xjxhhatkbk

  • MD5

    c6a0939cf076e4a973904fd4006cd00f

  • SHA1

    7081f05b590b86cfa527f1e7cc7c6ea31fa648c7

  • SHA256

    148e1a669328bc3ef45e155a53d54d441000fc1243cc590bfa480a361c4edec1

  • SHA512

    0e341192cf437c7e2c7f3859c80603c15b926310f8d6f498160588de90346a20f3f0b40dc0696f0081b8402dfabe93ea2d22c84599e60859801079e9a3a35de7

  • SSDEEP

    1536:HaL5QefEVWhlp5pKvJjHHajdsRsS49vCRA1FMbA38J7:HGBE0hn5AdOiRsS49vCRaFWN7

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

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

Targets

    • Target

      148e1a669328bc3ef45e155a53d54d441000fc1243cc590bfa480a361c4edec1.exe

    • Size

      74KB

    • MD5

      c6a0939cf076e4a973904fd4006cd00f

    • SHA1

      7081f05b590b86cfa527f1e7cc7c6ea31fa648c7

    • SHA256

      148e1a669328bc3ef45e155a53d54d441000fc1243cc590bfa480a361c4edec1

    • SHA512

      0e341192cf437c7e2c7f3859c80603c15b926310f8d6f498160588de90346a20f3f0b40dc0696f0081b8402dfabe93ea2d22c84599e60859801079e9a3a35de7

    • SSDEEP

      1536:HaL5QefEVWhlp5pKvJjHHajdsRsS49vCRA1FMbA38J7:HGBE0hn5AdOiRsS49vCRaFWN7

    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