Overview

overview

10

Static

static

3

aa96bb1222...eN.exe

windows7-x64

10

aa96bb1222...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    aa96bb12220307edf69383167f84a3f4b8d03e6ee5efabcd2195af9daef71e8eN.exe

  • Size

    2.5MB

  • Sample

    241207-y9zafsskds

  • MD5

    f8281729d115e8bf10ac004115c45bd0

  • SHA1

    b64e677da61b26a128a8640ab2db3b2aa0863123

  • SHA256

    aa96bb12220307edf69383167f84a3f4b8d03e6ee5efabcd2195af9daef71e8e

  • SHA512

    49149d108c824a39f8093b8408a83d9d763bf112571566df0fda3c49dbb6f18d7b4d7b155966e47068b0f72001ad6622a55d7bb207b8e0c72364c1c071ef5589

  • SSDEEP

    12288:QjbkY660JVaw0HBHOehl0oDL/eToo5Li2:ggdVaw0HBFhWof/0o8

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

      aa96bb12220307edf69383167f84a3f4b8d03e6ee5efabcd2195af9daef71e8eN.exe

    • Size

      2.5MB

    • MD5

      f8281729d115e8bf10ac004115c45bd0

    • SHA1

      b64e677da61b26a128a8640ab2db3b2aa0863123

    • SHA256

      aa96bb12220307edf69383167f84a3f4b8d03e6ee5efabcd2195af9daef71e8e

    • SHA512

      49149d108c824a39f8093b8408a83d9d763bf112571566df0fda3c49dbb6f18d7b4d7b155966e47068b0f72001ad6622a55d7bb207b8e0c72364c1c071ef5589

    • SSDEEP

      12288:QjbkY660JVaw0HBHOehl0oDL/eToo5Li2:ggdVaw0HBFhWof/0o8

    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