Overview

overview

10

Static

static

3

3f598cfabb...80.exe

windows7-x64

10

3f598cfabb...80.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3f598cfabbb9f2c7b7b568ec9076bd0d7692cd81f86e5813279fb9e99c1dc580

  • Size

    92KB

  • Sample

    241123-1gwpzaxqas

  • MD5

    4ea8a2dae3908b97727b9f73cdfd5ef2

  • SHA1

    705c9f704f8aa8103bd33ac0481666873ab211f6

  • SHA256

    3f598cfabbb9f2c7b7b568ec9076bd0d7692cd81f86e5813279fb9e99c1dc580

  • SHA512

    e1a6314c7992a281926fe8178e42010500f124fb0b6530f318fdfb917a9fab2c3c8082279f4d00196e1352c9650f149f3398796bc3764b930096ec0a898e6172

  • SSDEEP

    1536:iUwpRpEcIAH1u3+b+AB2bYVBlUYXIg9Zd1NkOJnKQrUoR24HsU+:ivoAQ+fB22UYXyT6THs3

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

      3f598cfabbb9f2c7b7b568ec9076bd0d7692cd81f86e5813279fb9e99c1dc580

    • Size

      92KB

    • MD5

      4ea8a2dae3908b97727b9f73cdfd5ef2

    • SHA1

      705c9f704f8aa8103bd33ac0481666873ab211f6

    • SHA256

      3f598cfabbb9f2c7b7b568ec9076bd0d7692cd81f86e5813279fb9e99c1dc580

    • SHA512

      e1a6314c7992a281926fe8178e42010500f124fb0b6530f318fdfb917a9fab2c3c8082279f4d00196e1352c9650f149f3398796bc3764b930096ec0a898e6172

    • SSDEEP

      1536:iUwpRpEcIAH1u3+b+AB2bYVBlUYXIg9Zd1NkOJnKQrUoR24HsU+:ivoAQ+fB22UYXyT6THs3

    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