Overview

overview

10

Static

static

3

6974d8327d...e5.exe

windows7-x64

10

6974d8327d...e5.exe

windows10-2004-x64

10

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General

  • Target

    6974d8327de548675d15f53d55f559b809e069a131fe4cd5be048ac7610456e5

  • Size

    204KB

  • Sample

    250306-ehr8aayjw9

  • MD5

    142a4b8e86f910df408d43856f77fc0a

  • SHA1

    8357bd4f0edd9ce0b597d7bbe0a12423d45e56ad

  • SHA256

    6974d8327de548675d15f53d55f559b809e069a131fe4cd5be048ac7610456e5

  • SHA512

    9ef51d2007057a6edc59887c6656d7478807fbe9f1cc959ae2de39f586060cf6681fa1ac310b3d7aaeb250a7eef0cdaa0ffefff9226848f6fc68690330d5ce52

  • SSDEEP

    3072:LNjhpqlJUbSrpUc7ZFtpr/L3jXF1kqaholmtbCQVDrM8d7wMtLAj:XpqlJUX6FvfTXF5ahdt3rM8d7TtLK

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

      6974d8327de548675d15f53d55f559b809e069a131fe4cd5be048ac7610456e5

    • Size

      204KB

    • MD5

      142a4b8e86f910df408d43856f77fc0a

    • SHA1

      8357bd4f0edd9ce0b597d7bbe0a12423d45e56ad

    • SHA256

      6974d8327de548675d15f53d55f559b809e069a131fe4cd5be048ac7610456e5

    • SHA512

      9ef51d2007057a6edc59887c6656d7478807fbe9f1cc959ae2de39f586060cf6681fa1ac310b3d7aaeb250a7eef0cdaa0ffefff9226848f6fc68690330d5ce52

    • SSDEEP

      3072:LNjhpqlJUbSrpUc7ZFtpr/L3jXF1kqaholmtbCQVDrM8d7wMtLAj:XpqlJUX6FvfTXF5ahdt3rM8d7TtLK

    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