Overview

overview

10

Static

static

3

823e693dc9...1e.exe

windows7-x64

10

823e693dc9...1e.exe

windows10-2004-x64

10

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General

  • Target

    823e693dc9cf3e4aff7d12dd6e6ea8d95dfe3f40ccff9bf21c2685c8e3dcc21e

  • Size

    96KB

  • Sample

    241223-2v4heatpgv

  • MD5

    df95a58c1a74b13c1d8c33f94632de8b

  • SHA1

    2758b603bed35b4cdb260669be1e2186544e00a4

  • SHA256

    823e693dc9cf3e4aff7d12dd6e6ea8d95dfe3f40ccff9bf21c2685c8e3dcc21e

  • SHA512

    29242bbb43d05fbab07e44256088f11f29c010e5d33a86940fc092b3c64aa354bcebfd05067c541d7a02e066e5a07105e108eb44b541ed2ef1d285ce9042bab3

  • SSDEEP

    1536:UNrhLdiWP2OmFHIqu2sfCQwuFX2nKtj9+Iqr7CNOcoACcgzggPggzggzgg/gg/gZ:UthUE2vyd2iW24IIcoAuji1chr1Rhk

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

      823e693dc9cf3e4aff7d12dd6e6ea8d95dfe3f40ccff9bf21c2685c8e3dcc21e

    • Size

      96KB

    • MD5

      df95a58c1a74b13c1d8c33f94632de8b

    • SHA1

      2758b603bed35b4cdb260669be1e2186544e00a4

    • SHA256

      823e693dc9cf3e4aff7d12dd6e6ea8d95dfe3f40ccff9bf21c2685c8e3dcc21e

    • SHA512

      29242bbb43d05fbab07e44256088f11f29c010e5d33a86940fc092b3c64aa354bcebfd05067c541d7a02e066e5a07105e108eb44b541ed2ef1d285ce9042bab3

    • SSDEEP

      1536:UNrhLdiWP2OmFHIqu2sfCQwuFX2nKtj9+Iqr7CNOcoACcgzggPggzggzgg/gg/gZ:UthUE2vyd2iW24IIcoAuji1chr1Rhk

    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