Overview

overview

10

Static

static

3

c59edfcf30...bf.exe

windows7-x64

10

c59edfcf30...bf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c59edfcf30c5bb2492ecd5a50003e6df1618b5e99a2b58ae4d96deee9b146bbf

  • Size

    90KB

  • Sample

    241120-d3jwzavlal

  • MD5

    647451873cc4a8570b4a2b39f3aa6ab5

  • SHA1

    b36632389779c94624db7a432496400710b137f1

  • SHA256

    c59edfcf30c5bb2492ecd5a50003e6df1618b5e99a2b58ae4d96deee9b146bbf

  • SHA512

    6315e9e6063ff3252b113ff7c76b38dcf1487b9a85d403a22a312aef52d0eef84a6f1fe5c4a4fd6cbe3e86c8c992bbe0bd8a6d6121083e77124497a25b036f7f

  • SSDEEP

    1536:T67ZISlvifyA/m3NtwWQDar1HD8R7BW5eq4bbtbE11Xp2fOOQ/4BrGTI5Yxj:kZISlq69uWQDc1HD8R77bbtbQ1MU/4kD

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

      c59edfcf30c5bb2492ecd5a50003e6df1618b5e99a2b58ae4d96deee9b146bbf

    • Size

      90KB

    • MD5

      647451873cc4a8570b4a2b39f3aa6ab5

    • SHA1

      b36632389779c94624db7a432496400710b137f1

    • SHA256

      c59edfcf30c5bb2492ecd5a50003e6df1618b5e99a2b58ae4d96deee9b146bbf

    • SHA512

      6315e9e6063ff3252b113ff7c76b38dcf1487b9a85d403a22a312aef52d0eef84a6f1fe5c4a4fd6cbe3e86c8c992bbe0bd8a6d6121083e77124497a25b036f7f

    • SSDEEP

      1536:T67ZISlvifyA/m3NtwWQDar1HD8R7BW5eq4bbtbE11Xp2fOOQ/4BrGTI5Yxj:kZISlq69uWQDc1HD8R77bbtbQ1MU/4kD

    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