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Overview

overview

10

Static

static

3

3f7f66a23f...7N.exe

windows7-x64

10

3f7f66a23f...7N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3f7f66a23fcba3f8647d5800541067c48c811fca9d800e27f04138db0756cee7N

  • Size

    123KB

  • Sample

    240918-2gqz6awgke

  • MD5

    bf6fae042cab73483cf0ab2d4b9cc680

  • SHA1

    42378fa63fb7c1cb7319f2e0746ee6d8c62c0ad5

  • SHA256

    3f7f66a23fcba3f8647d5800541067c48c811fca9d800e27f04138db0756cee7

  • SHA512

    9748400a778c2f905613276ea48781e4e714a563dad1e03c5b4e85530b8f62d3a9c57832a3ea2e36b922f0a5f4db0aeca28f2d6081517c0e2e3335b61b1641c8

  • SSDEEP

    3072:1U9+INZqqhRgpb5J7RM0MTRYSa9rR85DEn5k7r:1U9TPqqhWla7T4rQD85k/

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

      3f7f66a23fcba3f8647d5800541067c48c811fca9d800e27f04138db0756cee7N

    • Size

      123KB

    • MD5

      bf6fae042cab73483cf0ab2d4b9cc680

    • SHA1

      42378fa63fb7c1cb7319f2e0746ee6d8c62c0ad5

    • SHA256

      3f7f66a23fcba3f8647d5800541067c48c811fca9d800e27f04138db0756cee7

    • SHA512

      9748400a778c2f905613276ea48781e4e714a563dad1e03c5b4e85530b8f62d3a9c57832a3ea2e36b922f0a5f4db0aeca28f2d6081517c0e2e3335b61b1641c8

    • SSDEEP

      3072:1U9+INZqqhRgpb5J7RM0MTRYSa9rR85DEn5k7r:1U9TPqqhWla7T4rQD85k/

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks