Overview

overview

10

Static

static

3

ecad2f256f...72.exe

windows7-x64

10

ecad2f256f...72.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ecad2f256fff20a2b9b9bbe68a968e0b2511780a7cfb23d70eae76b635707f72

  • Size

    204KB

  • Sample

    250306-rkc8cszwgz

  • MD5

    a0732fb5f6c2cf00bccc77cdec26c869

  • SHA1

    0ef1de42232f3f32e2994512c69e9c3d55530505

  • SHA256

    ecad2f256fff20a2b9b9bbe68a968e0b2511780a7cfb23d70eae76b635707f72

  • SHA512

    f2ac2239456c4bcffa6f3506b9d0cbbcfee3946a508229b89fa13fcd0dcea6d0590bc6f6729c6c87c32223622944c517ef51a8113c7e908261dde1e411cb4acf

  • SSDEEP

    3072:P0GGtciDS/COVjXF1kqaholmtbCQVDrM8d7wMtLAZ:qjctXF5ahdt3rM8d7TtLO

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

      ecad2f256fff20a2b9b9bbe68a968e0b2511780a7cfb23d70eae76b635707f72

    • Size

      204KB

    • MD5

      a0732fb5f6c2cf00bccc77cdec26c869

    • SHA1

      0ef1de42232f3f32e2994512c69e9c3d55530505

    • SHA256

      ecad2f256fff20a2b9b9bbe68a968e0b2511780a7cfb23d70eae76b635707f72

    • SHA512

      f2ac2239456c4bcffa6f3506b9d0cbbcfee3946a508229b89fa13fcd0dcea6d0590bc6f6729c6c87c32223622944c517ef51a8113c7e908261dde1e411cb4acf

    • SSDEEP

      3072:P0GGtciDS/COVjXF1kqaholmtbCQVDrM8d7wMtLAZ:qjctXF5ahdt3rM8d7TtLO

    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