Overview

overview

10

Static

static

3

6b35311483...eN.exe

windows7-x64

10

6b35311483...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6b35311483d53ac6c75d002bb5f8df525c149c400726425fa4a3f1050d66e3eeN.exe

  • Size

    384KB

  • Sample

    241123-2swpsaxkcr

  • MD5

    befbe6d05a3270769e397f1b85cdda60

  • SHA1

    3f8f5c3d42646da07bea9cc5f73050ddc6091f3d

  • SHA256

    6b35311483d53ac6c75d002bb5f8df525c149c400726425fa4a3f1050d66e3ee

  • SHA512

    ec2b0efa62a1afaa1dd9854a9bc62329c0ebe704bd4103b2c4161dbfe85c0228d747eb7386aff3e0e2ffd4f068b1917adf390e46934951ceef073199bf87fe79

  • SSDEEP

    6144:EM8Xkb12yVcWBBB3r+8SeNpgdyuH1lZfRo0V8JcgE+ezpg1I:J80b1xk87g7/VycgE8I

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      6b35311483d53ac6c75d002bb5f8df525c149c400726425fa4a3f1050d66e3eeN.exe

    • Size

      384KB

    • MD5

      befbe6d05a3270769e397f1b85cdda60

    • SHA1

      3f8f5c3d42646da07bea9cc5f73050ddc6091f3d

    • SHA256

      6b35311483d53ac6c75d002bb5f8df525c149c400726425fa4a3f1050d66e3ee

    • SHA512

      ec2b0efa62a1afaa1dd9854a9bc62329c0ebe704bd4103b2c4161dbfe85c0228d747eb7386aff3e0e2ffd4f068b1917adf390e46934951ceef073199bf87fe79

    • SSDEEP

      6144:EM8Xkb12yVcWBBB3r+8SeNpgdyuH1lZfRo0V8JcgE+ezpg1I:J80b1xk87g7/VycgE8I

    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