Overview

overview

10

Static

static

3

c004ac5cdb...dd.exe

windows7-x64

10

c004ac5cdb...dd.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c004ac5cdbc9eb8589503d9b17c5da485bb5dc9fce19a291c1d25795cd5d90dd

  • Size

    89KB

  • Sample

    241209-dasy6stldq

  • MD5

    b43dc4363b5c59bf15669809b57fa84a

  • SHA1

    3c1793e1b3f2709217cf408aca9ec2f73f84b2b1

  • SHA256

    c004ac5cdbc9eb8589503d9b17c5da485bb5dc9fce19a291c1d25795cd5d90dd

  • SHA512

    0d2844385ee3ae659e3f5b2b5fd46e4051715fed6777c726f54828b139830ba4b7704f4301df20681f189ee4411c7d67a6b16305bfe8a156ce80e780383d8f02

  • SSDEEP

    1536:UiO4G0k5YGJ2aKWMbYW4G+v/yBBRhsu9pZqJY+t+cvlExkg8Fk:/w0k5YGJ2+MEW4G+iZqJTt+cvlakgwk

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

      c004ac5cdbc9eb8589503d9b17c5da485bb5dc9fce19a291c1d25795cd5d90dd

    • Size

      89KB

    • MD5

      b43dc4363b5c59bf15669809b57fa84a

    • SHA1

      3c1793e1b3f2709217cf408aca9ec2f73f84b2b1

    • SHA256

      c004ac5cdbc9eb8589503d9b17c5da485bb5dc9fce19a291c1d25795cd5d90dd

    • SHA512

      0d2844385ee3ae659e3f5b2b5fd46e4051715fed6777c726f54828b139830ba4b7704f4301df20681f189ee4411c7d67a6b16305bfe8a156ce80e780383d8f02

    • SSDEEP

      1536:UiO4G0k5YGJ2aKWMbYW4G+v/yBBRhsu9pZqJY+t+cvlExkg8Fk:/w0k5YGJ2+MEW4G+iZqJTt+cvlakgwk

    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