Overview

overview

10

Static

static

3

203e59cf7c...d8.exe

windows7-x64

10

203e59cf7c...d8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    203e59cf7c4958613da944cdf5df43c662d9afe22498063c285eba81063a5bd8

  • Size

    74KB

  • Sample

    241224-y1z6dswmfv

  • MD5

    54e5171891fb0724c42d0a2552f66364

  • SHA1

    8d263af9954d10e4d39de8ced13e040186b1dfc9

  • SHA256

    203e59cf7c4958613da944cdf5df43c662d9afe22498063c285eba81063a5bd8

  • SHA512

    52a6022d2d985e0a5bded2b2b7d85f211dabda9324caea7b3619704fa8ec37eb911e763bb0f994617b15907e6c355bc06c91922e0df31272dc8f7dfd8b165974

  • SSDEEP

    1536:R0ZqUIcSmmofhJE+nTiU2zPyLvk+hj87jnG8FJiZFTQ1SmO:R0ZqU2mHFTiU7v3hj83kwSmO

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

      203e59cf7c4958613da944cdf5df43c662d9afe22498063c285eba81063a5bd8

    • Size

      74KB

    • MD5

      54e5171891fb0724c42d0a2552f66364

    • SHA1

      8d263af9954d10e4d39de8ced13e040186b1dfc9

    • SHA256

      203e59cf7c4958613da944cdf5df43c662d9afe22498063c285eba81063a5bd8

    • SHA512

      52a6022d2d985e0a5bded2b2b7d85f211dabda9324caea7b3619704fa8ec37eb911e763bb0f994617b15907e6c355bc06c91922e0df31272dc8f7dfd8b165974

    • SSDEEP

      1536:R0ZqUIcSmmofhJE+nTiU2zPyLvk+hj87jnG8FJiZFTQ1SmO:R0ZqU2mHFTiU7v3hj83kwSmO

    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