Overview

overview

10

Static

static

10

be41a822f3...2N.exe

windows7-x64

10

be41a822f3...2N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    be41a822f3f669baf9d42589ccbe2db21adbf893248ec94c8cdce58459415662N.exe

  • Size

    240KB

  • Sample

    241203-v2wb2svrb1

  • MD5

    a38f4606f2da1422c9a34cababf6af50

  • SHA1

    0104177b2b857cc41b02f3c4edcfaeb04f2f9efd

  • SHA256

    be41a822f3f669baf9d42589ccbe2db21adbf893248ec94c8cdce58459415662

  • SHA512

    05ab5928602226224b1b94cb1ec9fa3111e0346cd296cceadacd8028b2f41199c70508f0b2f6a656b1fffef3078e0634e2c74eefb34f0a521f78ff151765cf0f

  • SSDEEP

    6144:Gfp3PpLTFRGyZ6YugQdjGG1wsKm6eBgdQbkoKTBEA:Gfp3Px7GyXu1jGG1wsGeBgRTGA

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

      be41a822f3f669baf9d42589ccbe2db21adbf893248ec94c8cdce58459415662N.exe

    • Size

      240KB

    • MD5

      a38f4606f2da1422c9a34cababf6af50

    • SHA1

      0104177b2b857cc41b02f3c4edcfaeb04f2f9efd

    • SHA256

      be41a822f3f669baf9d42589ccbe2db21adbf893248ec94c8cdce58459415662

    • SHA512

      05ab5928602226224b1b94cb1ec9fa3111e0346cd296cceadacd8028b2f41199c70508f0b2f6a656b1fffef3078e0634e2c74eefb34f0a521f78ff151765cf0f

    • SSDEEP

      6144:Gfp3PpLTFRGyZ6YugQdjGG1wsKm6eBgdQbkoKTBEA:Gfp3Px7GyXu1jGG1wsGeBgRTGA

    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