Overview

overview

10

Static

static

3

733887a7dd...67.exe

windows7-x64

10

733887a7dd...67.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    733887a7dda9cdb31ac96b9c42d4690baf31f6dbd3fb682e205e77efc9e6ef67

  • Size

    123KB

  • Sample

    241224-3gdkha1kcj

  • MD5

    9c115124680650eb39501c3ace573d9a

  • SHA1

    f1d6f5e43c0804231e376713995c87e5317c8990

  • SHA256

    733887a7dda9cdb31ac96b9c42d4690baf31f6dbd3fb682e205e77efc9e6ef67

  • SHA512

    b5f0ca381132122c23e0a56730eda4c6d3ed6b4a7c13711b54d43360ac893d621699e3518e65172b66896c05b6b86b0ed744b9a1596293b162dbf0c86a12c8dd

  • SSDEEP

    3072:s+Q134D2/hm/WOnvprRRYSa9rR85DEn5k7r8:sj1/J0hR4rQD85k/8

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

      733887a7dda9cdb31ac96b9c42d4690baf31f6dbd3fb682e205e77efc9e6ef67

    • Size

      123KB

    • MD5

      9c115124680650eb39501c3ace573d9a

    • SHA1

      f1d6f5e43c0804231e376713995c87e5317c8990

    • SHA256

      733887a7dda9cdb31ac96b9c42d4690baf31f6dbd3fb682e205e77efc9e6ef67

    • SHA512

      b5f0ca381132122c23e0a56730eda4c6d3ed6b4a7c13711b54d43360ac893d621699e3518e65172b66896c05b6b86b0ed744b9a1596293b162dbf0c86a12c8dd

    • SSDEEP

      3072:s+Q134D2/hm/WOnvprRRYSa9rR85DEn5k7r8:sj1/J0hR4rQD85k/8

    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