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Overview

overview

10

Static

static

3

7578346749...37.exe

windows7-x64

10

7578346749...37.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    75783467491392e7e0dc1903a9ed935ea4a5494feca74c999ff9886c46448a37

  • Size

    90KB

  • Sample

    241009-18fstsvhrq

  • MD5

    401503b7e94f7177e294933e4f0f7f2b

  • SHA1

    3a8ebd0b15a2f1284f5672c92316b5f9fb13a625

  • SHA256

    75783467491392e7e0dc1903a9ed935ea4a5494feca74c999ff9886c46448a37

  • SHA512

    a74e438ebcf8587910c5e886e176425feebcae951854a613698f6732a0f46e188c762934ec7a2fbfb9bbcef0a4d8ca272edf7661b000831acc21f9b3454ec030

  • SSDEEP

    1536:wHdIKcgzYkOlVQw+00laRuGNXhV+BG3rpO3MVH98eucGSu/Ub0VkVNK:wHWKcgUS00laRBNX7VHccGSu/Ub0+NK

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

      75783467491392e7e0dc1903a9ed935ea4a5494feca74c999ff9886c46448a37

    • Size

      90KB

    • MD5

      401503b7e94f7177e294933e4f0f7f2b

    • SHA1

      3a8ebd0b15a2f1284f5672c92316b5f9fb13a625

    • SHA256

      75783467491392e7e0dc1903a9ed935ea4a5494feca74c999ff9886c46448a37

    • SHA512

      a74e438ebcf8587910c5e886e176425feebcae951854a613698f6732a0f46e188c762934ec7a2fbfb9bbcef0a4d8ca272edf7661b000831acc21f9b3454ec030

    • SSDEEP

      1536:wHdIKcgzYkOlVQw+00laRuGNXhV+BG3rpO3MVH98eucGSu/Ub0VkVNK:wHWKcgUS00laRBNX7VHccGSu/Ub0+NK

    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