Overview

overview

10

Static

static

3

aa998de3b9...aN.exe

windows7-x64

10

aa998de3b9...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    aa998de3b91b1f3b79a19b420e0663d625cae0bc8e1f092a68083eb8742a694aN

  • Size

    2.3MB

  • Sample

    240927-eyft7avdnk

  • MD5

    0c2fa8903a43763ed3b9506d0af906e0

  • SHA1

    c73be7a7b372521f94f994710514a8c5593991a8

  • SHA256

    aa998de3b91b1f3b79a19b420e0663d625cae0bc8e1f092a68083eb8742a694a

  • SHA512

    cdea8dfd53189a55325065c4589848f7d063e4f09aa90f769dc66e65c6ce844e305cffb1990ddfbc6dff0ac119082b0d554ff293f09ed02d2b6723bbd179c806

  • SSDEEP

    49152:TigTG+g+h6dvrBV1gerPxHxmbuio8g3Qy0HyNtK35KOdSTG+g+h6dvrBV1gerPxe:mgk7k4k

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

      aa998de3b91b1f3b79a19b420e0663d625cae0bc8e1f092a68083eb8742a694aN

    • Size

      2.3MB

    • MD5

      0c2fa8903a43763ed3b9506d0af906e0

    • SHA1

      c73be7a7b372521f94f994710514a8c5593991a8

    • SHA256

      aa998de3b91b1f3b79a19b420e0663d625cae0bc8e1f092a68083eb8742a694a

    • SHA512

      cdea8dfd53189a55325065c4589848f7d063e4f09aa90f769dc66e65c6ce844e305cffb1990ddfbc6dff0ac119082b0d554ff293f09ed02d2b6723bbd179c806

    • SSDEEP

      49152:TigTG+g+h6dvrBV1gerPxHxmbuio8g3Qy0HyNtK35KOdSTG+g+h6dvrBV1gerPxe:mgk7k4k

    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