Overview

overview

10

Static

static

3

7003981e9a...aN.exe

windows7-x64

10

7003981e9a...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7003981e9a5de931105eb00bd9551a82582fa8e5569ecf0d17196fa51096b54aN.exe

  • Size

    74KB

  • Sample

    241222-kxxn7ssldl

  • MD5

    d99fb8ca68c912f5552310793b3f6a50

  • SHA1

    fe96934f996c277b7ad2491658b6867daeab9e3e

  • SHA256

    7003981e9a5de931105eb00bd9551a82582fa8e5569ecf0d17196fa51096b54a

  • SHA512

    1935c3b5d5fd0a8057928f4032f1729923fcf2b7f10ba87096eea9b418dae8837ac0dd3103c8778585b60fdeb29d49d2469d9e0b23cb8b3ef86ee43881b4ea14

  • SSDEEP

    768:0FUm5hNCLGpYqKGPAZoAn0RfI+i94WqGmBOnDDI46+66chAhrU1c67dw0gbAaAvs:0G+NCIlFAP9ZZmoDcp3y2a3HAVy

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

      7003981e9a5de931105eb00bd9551a82582fa8e5569ecf0d17196fa51096b54aN.exe

    • Size

      74KB

    • MD5

      d99fb8ca68c912f5552310793b3f6a50

    • SHA1

      fe96934f996c277b7ad2491658b6867daeab9e3e

    • SHA256

      7003981e9a5de931105eb00bd9551a82582fa8e5569ecf0d17196fa51096b54a

    • SHA512

      1935c3b5d5fd0a8057928f4032f1729923fcf2b7f10ba87096eea9b418dae8837ac0dd3103c8778585b60fdeb29d49d2469d9e0b23cb8b3ef86ee43881b4ea14

    • SSDEEP

      768:0FUm5hNCLGpYqKGPAZoAn0RfI+i94WqGmBOnDDI46+66chAhrU1c67dw0gbAaAvs:0G+NCIlFAP9ZZmoDcp3y2a3HAVy

    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