Overview

overview

10

Static

static

10

923d5e1e96...8N.exe

windows7-x64

10

923d5e1e96...8N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    923d5e1e961d71aaef2032bc09cca805bff98b993bf28c50019aceb41930d9d8N.exe

  • Size

    386KB

  • Sample

    241208-bzdjnsvnb1

  • MD5

    c793fbd955e363e07f5c43d0ca0b1740

  • SHA1

    175055857149bfde51c8898e39d5832be21b4ab0

  • SHA256

    923d5e1e961d71aaef2032bc09cca805bff98b993bf28c50019aceb41930d9d8

  • SHA512

    e68c04b88fb7a8ca08449eb16abbd76faffb61c9dc0190cb20b0774ec4153ecc758758802c4603a9352f8d0afc49dd547c979ba1fafad20f1aee0cd32efc26f1

  • SSDEEP

    6144:XXkNpfcs7wQIc72nxvG7rbxmPVvRqlfJg9i4s7wQIc72nxvG7rbxmPVP:n0pwQZ7287xmPFRkfJg9qwQZ7287xmP5

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

      923d5e1e961d71aaef2032bc09cca805bff98b993bf28c50019aceb41930d9d8N.exe

    • Size

      386KB

    • MD5

      c793fbd955e363e07f5c43d0ca0b1740

    • SHA1

      175055857149bfde51c8898e39d5832be21b4ab0

    • SHA256

      923d5e1e961d71aaef2032bc09cca805bff98b993bf28c50019aceb41930d9d8

    • SHA512

      e68c04b88fb7a8ca08449eb16abbd76faffb61c9dc0190cb20b0774ec4153ecc758758802c4603a9352f8d0afc49dd547c979ba1fafad20f1aee0cd32efc26f1

    • SSDEEP

      6144:XXkNpfcs7wQIc72nxvG7rbxmPVvRqlfJg9i4s7wQIc72nxvG7rbxmPVP:n0pwQZ7287xmPFRkfJg9qwQZ7287xmP5

    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