Overview

overview

10

Static

static

3

7bd6bbb938...f0.exe

windows7-x64

10

7bd6bbb938...f0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7bd6bbb938bdef82683aaf3fce706a127cf70a1247c1c4ca0793c4a1b38475f0

  • Size

    98KB

  • Sample

    250306-f2hnmazsb1

  • MD5

    737788d0ae9632423a9b4625a75b4259

  • SHA1

    a1e2e2f31ec84f02252783fe492fba7ab9c74c10

  • SHA256

    7bd6bbb938bdef82683aaf3fce706a127cf70a1247c1c4ca0793c4a1b38475f0

  • SHA512

    d5bb425265d105f66b82246ddedd7ac09ae78d46969eb850407be743e364dc89d5ddb6f7b1a6829ada08f1a62bc26e949c3247528951e7aa4e214b77afaa3254

  • SSDEEP

    3072:pRN14OtgmvrebdroABUTE/eFKPD375lHzpa1P:HtgmvrebdroDE/eYr75lHzpaF

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

      7bd6bbb938bdef82683aaf3fce706a127cf70a1247c1c4ca0793c4a1b38475f0

    • Size

      98KB

    • MD5

      737788d0ae9632423a9b4625a75b4259

    • SHA1

      a1e2e2f31ec84f02252783fe492fba7ab9c74c10

    • SHA256

      7bd6bbb938bdef82683aaf3fce706a127cf70a1247c1c4ca0793c4a1b38475f0

    • SHA512

      d5bb425265d105f66b82246ddedd7ac09ae78d46969eb850407be743e364dc89d5ddb6f7b1a6829ada08f1a62bc26e949c3247528951e7aa4e214b77afaa3254

    • SSDEEP

      3072:pRN14OtgmvrebdroABUTE/eFKPD375lHzpa1P:HtgmvrebdroDE/eYr75lHzpaF

    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