Overview

overview

10

Static

static

3

35da8cdc67...62.exe

windows7-x64

10

35da8cdc67...62.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    35da8cdc676aab6962612ea639a030b171bc5352d0684c6abbf4ce7222ee8462

  • Size

    760KB

  • Sample

    241222-z62rvayrgt

  • MD5

    69aeb68562c797b8b8228586fe2556ab

  • SHA1

    dfb617bd800b6e47ea353694c98caa931a14433a

  • SHA256

    35da8cdc676aab6962612ea639a030b171bc5352d0684c6abbf4ce7222ee8462

  • SHA512

    893f84668cdf8e01ef9d2745231cc2b8598042e3e3316eb94860fd3b1b31de90c0751de93d841a7f3b25d985df85372f3343091d19931b0135bc3d80617091ee

  • SSDEEP

    12288:7ighnM3cOK3NPh2kkkkK4kXkkkkkkkkl888888888888888888nusMH0QiRLsq:/MyNPh2kkkkK4kXkkkkkkkkhLx

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

      35da8cdc676aab6962612ea639a030b171bc5352d0684c6abbf4ce7222ee8462

    • Size

      760KB

    • MD5

      69aeb68562c797b8b8228586fe2556ab

    • SHA1

      dfb617bd800b6e47ea353694c98caa931a14433a

    • SHA256

      35da8cdc676aab6962612ea639a030b171bc5352d0684c6abbf4ce7222ee8462

    • SHA512

      893f84668cdf8e01ef9d2745231cc2b8598042e3e3316eb94860fd3b1b31de90c0751de93d841a7f3b25d985df85372f3343091d19931b0135bc3d80617091ee

    • SSDEEP

      12288:7ighnM3cOK3NPh2kkkkK4kXkkkkkkkkl888888888888888888nusMH0QiRLsq:/MyNPh2kkkkK4kXkkkkkkkkhLx

    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