Overview

overview

10

Static

static

3

b4cfe88903...5N.exe

windows7-x64

10

b4cfe88903...5N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b4cfe8890306dc243349eace2bda9b748c8015da7a07e5aeff93fa0091b08745N

  • Size

    96KB

  • Sample

    241003-jgxtlawaqa

  • MD5

    adfdfdebc94aec3ecbdc86e6c6b16770

  • SHA1

    117b0190278e6fdbb8fbf65d3341aea2c4e9b214

  • SHA256

    b4cfe8890306dc243349eace2bda9b748c8015da7a07e5aeff93fa0091b08745

  • SHA512

    822c02e61d22c3ad4ce55f16006f59a308b1a57d12ac13170409a411bf259f28d29d15db06b0647d990d0eae143a0abc01c0dad63c3feb079be8cd6f2ee3ef6a

  • SSDEEP

    1536:oMkVEX3Qi3/Ra9FMH0j4yJRQ+nR5R45WtqV9R2R462izMg3R7ih9:oMEa3Q058FMHg48e+nHrtG9MW3+3l29

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

      b4cfe8890306dc243349eace2bda9b748c8015da7a07e5aeff93fa0091b08745N

    • Size

      96KB

    • MD5

      adfdfdebc94aec3ecbdc86e6c6b16770

    • SHA1

      117b0190278e6fdbb8fbf65d3341aea2c4e9b214

    • SHA256

      b4cfe8890306dc243349eace2bda9b748c8015da7a07e5aeff93fa0091b08745

    • SHA512

      822c02e61d22c3ad4ce55f16006f59a308b1a57d12ac13170409a411bf259f28d29d15db06b0647d990d0eae143a0abc01c0dad63c3feb079be8cd6f2ee3ef6a

    • SSDEEP

      1536:oMkVEX3Qi3/Ra9FMH0j4yJRQ+nR5R45WtqV9R2R462izMg3R7ih9:oMEa3Q058FMHg48e+nHrtG9MW3+3l29

    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