Overview

overview

10

Static

static

3

b4471267fa...8c.exe

windows7-x64

10

b4471267fa...8c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b4471267fa7e464f532cac446cbf619e152cc2bd992bda98a31633cda0e8438c

  • Size

    88KB

  • Sample

    241223-cqvx2avjck

  • MD5

    bb14980234bd7e64e8b0cdce30f72945

  • SHA1

    3aa76d0cfe272cc08809c91f4dca675d5c129589

  • SHA256

    b4471267fa7e464f532cac446cbf619e152cc2bd992bda98a31633cda0e8438c

  • SHA512

    2b8bd32a4a3ac1217dea00da2f8c6771b83032a9de9fa07777afe57fe8e263e22b001883a5c6d9e41a8436f806929cdb0dc9012e10ef26669cb2a391dc795074

  • SSDEEP

    1536:pYqR76hezrIBTDckQjj1Lc/KsVrb8MUvYHmOak3Qc1HrRF0JNnouy8h:qG7sp1DRIj1c/PvUvcakDtr61outh

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

      b4471267fa7e464f532cac446cbf619e152cc2bd992bda98a31633cda0e8438c

    • Size

      88KB

    • MD5

      bb14980234bd7e64e8b0cdce30f72945

    • SHA1

      3aa76d0cfe272cc08809c91f4dca675d5c129589

    • SHA256

      b4471267fa7e464f532cac446cbf619e152cc2bd992bda98a31633cda0e8438c

    • SHA512

      2b8bd32a4a3ac1217dea00da2f8c6771b83032a9de9fa07777afe57fe8e263e22b001883a5c6d9e41a8436f806929cdb0dc9012e10ef26669cb2a391dc795074

    • SSDEEP

      1536:pYqR76hezrIBTDckQjj1Lc/KsVrb8MUvYHmOak3Qc1HrRF0JNnouy8h:qG7sp1DRIj1c/PvUvcakDtr61outh

    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