Overview

overview

10

Static

static

3

1ff5825dcf...fN.exe

windows7-x64

10

1ff5825dcf...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1ff5825dcfb12f506e5560d3630642ba0f14ed6c1c85f128d40a314c51563cdfN

  • Size

    74KB

  • Sample

    241005-fvryqaxdlr

  • MD5

    2d060ce6be3bfbf567d105b85342d380

  • SHA1

    86d032d7aa1d14d7ef9d107c75c067588899dd8e

  • SHA256

    1ff5825dcfb12f506e5560d3630642ba0f14ed6c1c85f128d40a314c51563cdf

  • SHA512

    e5bc5d68d27a4245c9b8cc4999fc3960fe6b96889e84b868b84d03eb17dd250781e39389a3efa110d8b11026b38722e381e1503719a51ebdbff215cabc208490

  • SSDEEP

    1536:AITexTxgTLIZloy09QYMfCjyPPShNzCWUveIoG7sPcMwK:AySNOiqy09Bj8/WUJ7sdwK

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

      1ff5825dcfb12f506e5560d3630642ba0f14ed6c1c85f128d40a314c51563cdfN

    • Size

      74KB

    • MD5

      2d060ce6be3bfbf567d105b85342d380

    • SHA1

      86d032d7aa1d14d7ef9d107c75c067588899dd8e

    • SHA256

      1ff5825dcfb12f506e5560d3630642ba0f14ed6c1c85f128d40a314c51563cdf

    • SHA512

      e5bc5d68d27a4245c9b8cc4999fc3960fe6b96889e84b868b84d03eb17dd250781e39389a3efa110d8b11026b38722e381e1503719a51ebdbff215cabc208490

    • SSDEEP

      1536:AITexTxgTLIZloy09QYMfCjyPPShNzCWUveIoG7sPcMwK:AySNOiqy09Bj8/WUJ7sdwK

    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