Overview

overview

10

Static

static

3

714673b34c...05.exe

windows7-x64

10

714673b34c...05.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    714673b34c947f900830b2c64e01642c7538cd056f01a6616da79e3f209fc605

  • Size

    276KB

  • Sample

    241222-3nbz9askcl

  • MD5

    bb54c9e6eab649ae8ec34b761ccf8bb6

  • SHA1

    b6382c463562dc75038613d7a27d674b241bf37b

  • SHA256

    714673b34c947f900830b2c64e01642c7538cd056f01a6616da79e3f209fc605

  • SHA512

    fe3712f8f86bfced1196035f16aa42717c5fb79067be97e3e4ada66598f635b2f6f4ee29401d30e650ea729953ff30551530523880a1e2afdbf2ebc72a8ab1b5

  • SSDEEP

    6144:u4vhgnwdEn9zo7JV9wdWZHEFJ7aWN1rtMsQBOSGaF+:uwgwdQFMJG2HEGWN1RMs1S7

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

      714673b34c947f900830b2c64e01642c7538cd056f01a6616da79e3f209fc605

    • Size

      276KB

    • MD5

      bb54c9e6eab649ae8ec34b761ccf8bb6

    • SHA1

      b6382c463562dc75038613d7a27d674b241bf37b

    • SHA256

      714673b34c947f900830b2c64e01642c7538cd056f01a6616da79e3f209fc605

    • SHA512

      fe3712f8f86bfced1196035f16aa42717c5fb79067be97e3e4ada66598f635b2f6f4ee29401d30e650ea729953ff30551530523880a1e2afdbf2ebc72a8ab1b5

    • SSDEEP

      6144:u4vhgnwdEn9zo7JV9wdWZHEFJ7aWN1rtMsQBOSGaF+:uwgwdQFMJG2HEGWN1RMs1S7

    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