Overview

overview

10

Static

static

3

1f519e24ee...1b.exe

windows7-x64

10

1f519e24ee...1b.exe

windows10-2004-x64

10

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General

  • Target

    1f519e24eef5d9e30f1c983219eca7617a1fed67ed5b6bebeb51c6fece70741b

  • Size

    94KB

  • Sample

    241123-y316ga1kgp

  • MD5

    81ce5fe1c21e5495926567c30c19597c

  • SHA1

    104406b276bd0a66578f1396c58564d2baf91fde

  • SHA256

    1f519e24eef5d9e30f1c983219eca7617a1fed67ed5b6bebeb51c6fece70741b

  • SHA512

    1f99c3fa6b4e659d83aa4703526792687aaf3357f76290fcb6e7e52b42da019f34c945da84cba896af62d34a126a003c78300fe5da5357f543e10775ca070f5a

  • SSDEEP

    1536:P7Vz2PqxsErZHJpjrE/4Tt4FmlaK/Gz6RQDqpRfRa9HprmRfRZ:jQ6scZppXtWUHk6eDu5wkpv

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      1f519e24eef5d9e30f1c983219eca7617a1fed67ed5b6bebeb51c6fece70741b

    • Size

      94KB

    • MD5

      81ce5fe1c21e5495926567c30c19597c

    • SHA1

      104406b276bd0a66578f1396c58564d2baf91fde

    • SHA256

      1f519e24eef5d9e30f1c983219eca7617a1fed67ed5b6bebeb51c6fece70741b

    • SHA512

      1f99c3fa6b4e659d83aa4703526792687aaf3357f76290fcb6e7e52b42da019f34c945da84cba896af62d34a126a003c78300fe5da5357f543e10775ca070f5a

    • SSDEEP

      1536:P7Vz2PqxsErZHJpjrE/4Tt4FmlaK/Gz6RQDqpRfRa9HprmRfRZ:jQ6scZppXtWUHk6eDu5wkpv

    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