Overview

overview

10

Static

static

3

57cffa91b7...aN.exe

windows7-x64

10

57cffa91b7...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    57cffa91b7bd9a7cdcf99249d0fd9413022fbede555e90c3a1009b61d4acb4caN.exe

  • Size

    94KB

  • Sample

    241222-mjdqaavmfm

  • MD5

    e3afe383097d039e6ff80b03a0ad00a0

  • SHA1

    339366dade3229542d88d48bee55f4d41597a0be

  • SHA256

    57cffa91b7bd9a7cdcf99249d0fd9413022fbede555e90c3a1009b61d4acb4ca

  • SHA512

    580d6ce858cd14551c894c7153e4f74432546b8bd275667c628374bc69df828aed9db6571a49e6ec0005f30733b416f55621273dba84d43e12198c095cfd6b46

  • SSDEEP

    1536:1ZWWtGeHv0t3I7/NvwTS0KhAF1VdTz3QfhZh57BR9L4DT2EnINs:yWtfv0t3qeTxKheVdTz3QDh56+ob

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

      57cffa91b7bd9a7cdcf99249d0fd9413022fbede555e90c3a1009b61d4acb4caN.exe

    • Size

      94KB

    • MD5

      e3afe383097d039e6ff80b03a0ad00a0

    • SHA1

      339366dade3229542d88d48bee55f4d41597a0be

    • SHA256

      57cffa91b7bd9a7cdcf99249d0fd9413022fbede555e90c3a1009b61d4acb4ca

    • SHA512

      580d6ce858cd14551c894c7153e4f74432546b8bd275667c628374bc69df828aed9db6571a49e6ec0005f30733b416f55621273dba84d43e12198c095cfd6b46

    • SSDEEP

      1536:1ZWWtGeHv0t3I7/NvwTS0KhAF1VdTz3QfhZh57BR9L4DT2EnINs:yWtfv0t3qeTxKheVdTz3QDh56+ob

    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