Overview

overview

10

Static

static

10

25acdb504b...47.exe

windows7-x64

10

25acdb504b...47.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    25acdb504bce2929b8499c3f018968c2bc221e58b1718e036832db374197b647.exe

  • Size

    207KB

  • Sample

    241222-t5sjwstldv

  • MD5

    263a44598e8d80b36051cb060aa16233

  • SHA1

    dfc1b2db47cd1dd13c0c1a47b00a2c819658a06b

  • SHA256

    25acdb504bce2929b8499c3f018968c2bc221e58b1718e036832db374197b647

  • SHA512

    e547ca270a343825fd5f6bfecda9ff451ba8d0adf278c0c02219b40205cc48d16cad3ccda9501c58a79b9ec577f396d594eacd9b72603e5403648aea07dc383c

  • SSDEEP

    3072:9H05tUbxzMnHogAQ+VjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvojoSz:9U5tcinHjv+Vjj+VPj92d62ASOwj5

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

      25acdb504bce2929b8499c3f018968c2bc221e58b1718e036832db374197b647.exe

    • Size

      207KB

    • MD5

      263a44598e8d80b36051cb060aa16233

    • SHA1

      dfc1b2db47cd1dd13c0c1a47b00a2c819658a06b

    • SHA256

      25acdb504bce2929b8499c3f018968c2bc221e58b1718e036832db374197b647

    • SHA512

      e547ca270a343825fd5f6bfecda9ff451ba8d0adf278c0c02219b40205cc48d16cad3ccda9501c58a79b9ec577f396d594eacd9b72603e5403648aea07dc383c

    • SSDEEP

      3072:9H05tUbxzMnHogAQ+VjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvojoSz:9U5tcinHjv+Vjj+VPj92d62ASOwj5

    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