Overview

overview

10

Static

static

3

d86e802e88...28.exe

windows7-x64

10

d86e802e88...28.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d86e802e88fd33229b5cbbac9460abdaa6216875b9f1c28b9cb90ea50caf7528.exe

  • Size

    108KB

  • Sample

    241123-nwzc7azrgk

  • MD5

    89c5819f336f6b28d176615d5c850b79

  • SHA1

    948133781c47a71a6d0508eee4f7b3ddd4f70079

  • SHA256

    d86e802e88fd33229b5cbbac9460abdaa6216875b9f1c28b9cb90ea50caf7528

  • SHA512

    3b3ba41011e3492dcf8c268a25f397ce3725e970824a2a3c3f4b7b0de2bb9248cd9536a63785c86f4ef07ba99255b2b2334af139eab1c3bdd29711a31cd1fbc7

  • SSDEEP

    1536:dGeqYkQlEnUNp7E3esCxr4XivVgcK7U0SdAEFcFmKcUsvKwFo:dFkjsuesCh41y0XEFcFmKcUsvKwFo

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

      d86e802e88fd33229b5cbbac9460abdaa6216875b9f1c28b9cb90ea50caf7528.exe

    • Size

      108KB

    • MD5

      89c5819f336f6b28d176615d5c850b79

    • SHA1

      948133781c47a71a6d0508eee4f7b3ddd4f70079

    • SHA256

      d86e802e88fd33229b5cbbac9460abdaa6216875b9f1c28b9cb90ea50caf7528

    • SHA512

      3b3ba41011e3492dcf8c268a25f397ce3725e970824a2a3c3f4b7b0de2bb9248cd9536a63785c86f4ef07ba99255b2b2334af139eab1c3bdd29711a31cd1fbc7

    • SSDEEP

      1536:dGeqYkQlEnUNp7E3esCxr4XivVgcK7U0SdAEFcFmKcUsvKwFo:dFkjsuesCh41y0XEFcFmKcUsvKwFo

    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