Overview

overview

10

Static

static

3

a9b23f32bf...5N.exe

windows7-x64

10

a9b23f32bf...5N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a9b23f32bfebd1ad697b85137061840fd0057250d804789918486538f7b2dfe5N

  • Size

    448KB

  • Sample

    241018-h5xytsthkb

  • MD5

    cec08263021e9fca96647b24672def30

  • SHA1

    1406ed14d6c8686e6d0c6090bc4560b5224c47a8

  • SHA256

    a9b23f32bfebd1ad697b85137061840fd0057250d804789918486538f7b2dfe5

  • SHA512

    8a8a47bf977b2f18eb0588c1e0ae45cc283f7051e6237d1af8fce53a12745e8397468c7948693726bcd9dffb59dbcf81e937b442312f9b9991eb5155282242c0

  • SSDEEP

    6144:ni3N88klcA7aOl3BzrUmKyIxLfYeOO9UmKyIxLiajOEjXP3HBsR4/0ePGSzxC:niRkl97aOlxzr3cOK3TajRfXFMKNxC

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

      a9b23f32bfebd1ad697b85137061840fd0057250d804789918486538f7b2dfe5N

    • Size

      448KB

    • MD5

      cec08263021e9fca96647b24672def30

    • SHA1

      1406ed14d6c8686e6d0c6090bc4560b5224c47a8

    • SHA256

      a9b23f32bfebd1ad697b85137061840fd0057250d804789918486538f7b2dfe5

    • SHA512

      8a8a47bf977b2f18eb0588c1e0ae45cc283f7051e6237d1af8fce53a12745e8397468c7948693726bcd9dffb59dbcf81e937b442312f9b9991eb5155282242c0

    • SSDEEP

      6144:ni3N88klcA7aOl3BzrUmKyIxLfYeOO9UmKyIxLiajOEjXP3HBsR4/0ePGSzxC:niRkl97aOlxzr3cOK3TajRfXFMKNxC

    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