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Overview

overview

10

Static

static

3

1af70d6575...5N.exe

windows7-x64

10

1af70d6575...5N.exe

windows10-2004-x64

10

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General

  • Target

    1af70d6575ee57ab07015d7db5cbd4c5ef402006149c85fda9befdc9f8e53a25N

  • Size

    80KB

  • Sample

    240920-27eptatemp

  • MD5

    a93a27fbef88b281a55a425952990bf0

  • SHA1

    ef02b53625e0bbbc5300d39fdac1b5714c0a625f

  • SHA256

    1af70d6575ee57ab07015d7db5cbd4c5ef402006149c85fda9befdc9f8e53a25

  • SHA512

    0441b7aa38a41bae8e57ff421b38551126f2c6ed667b5cca43de02543737f368648ae9dbbfcf919383db26450f4341bad522138e34dfa10f7561ff80926e6505

  • SSDEEP

    1536:GSoOEuz0JKIj0v4n4/hvf4zw+9Q3D64R5TATZBUkRQAyRJJ5R2xOSC4BG:GSoOEuwhjK4n4Zx+9Y665TATEke5rJ5/

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

      1af70d6575ee57ab07015d7db5cbd4c5ef402006149c85fda9befdc9f8e53a25N

    • Size

      80KB

    • MD5

      a93a27fbef88b281a55a425952990bf0

    • SHA1

      ef02b53625e0bbbc5300d39fdac1b5714c0a625f

    • SHA256

      1af70d6575ee57ab07015d7db5cbd4c5ef402006149c85fda9befdc9f8e53a25

    • SHA512

      0441b7aa38a41bae8e57ff421b38551126f2c6ed667b5cca43de02543737f368648ae9dbbfcf919383db26450f4341bad522138e34dfa10f7561ff80926e6505

    • SSDEEP

      1536:GSoOEuz0JKIj0v4n4/hvf4zw+9Q3D64R5TATZBUkRQAyRJJ5R2xOSC4BG:GSoOEuwhjK4n4Zx+9Y665TATEke5rJ5/

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks