Overview

overview

10

Static

static

3

dde557b7ff...4e.exe

windows7-x64

10

dde557b7ff...4e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dde557b7ff02fa60c3a2c79714b69dcfc0281a0da8e134ced33b3ef77441514e

  • Size

    448KB

  • Sample

    241120-faqj6a1lex

  • MD5

    f2b4471bf0657163c5edb99424599da3

  • SHA1

    e1976428db9c912e5e6fa100476efee673275513

  • SHA256

    dde557b7ff02fa60c3a2c79714b69dcfc0281a0da8e134ced33b3ef77441514e

  • SHA512

    5db67a39ebd8280f49b363fd46f1431311a28e9bffbc3223bd36a0a45b207769b9f9af410cac6663d782bc5f96984c1818e5199c4a39641fd8af06350de25d3e

  • SSDEEP

    6144:/RIWQIKU/2hZ7aOl3BzrUmKyIxLfYeOO9UmKyIxLiajOEjXP3HBsR4/0ePGSzxC:/mWlKCI7aOlxzr3cOK3TajRfXFMKNxC

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

      dde557b7ff02fa60c3a2c79714b69dcfc0281a0da8e134ced33b3ef77441514e

    • Size

      448KB

    • MD5

      f2b4471bf0657163c5edb99424599da3

    • SHA1

      e1976428db9c912e5e6fa100476efee673275513

    • SHA256

      dde557b7ff02fa60c3a2c79714b69dcfc0281a0da8e134ced33b3ef77441514e

    • SHA512

      5db67a39ebd8280f49b363fd46f1431311a28e9bffbc3223bd36a0a45b207769b9f9af410cac6663d782bc5f96984c1818e5199c4a39641fd8af06350de25d3e

    • SSDEEP

      6144:/RIWQIKU/2hZ7aOl3BzrUmKyIxLfYeOO9UmKyIxLiajOEjXP3HBsR4/0ePGSzxC:/mWlKCI7aOlxzr3cOK3TajRfXFMKNxC

    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