Overview

overview

10

Static

static

10

03c9131ec5...dc.exe

windows7-x64

10

03c9131ec5...dc.exe

windows10-2004-x64

10

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General

  • Target

    03c9131ec5d81a84612d1d3e10736aec6146142f34a27e2a882b6eb97e37cedc

  • Size

    347KB

  • Sample

    241209-xsvehaspcq

  • MD5

    d938f0115d8a0d587e1628484aae792c

  • SHA1

    1987dea0633e5aa5285249bc241e64982bea691a

  • SHA256

    03c9131ec5d81a84612d1d3e10736aec6146142f34a27e2a882b6eb97e37cedc

  • SHA512

    1828eaebfe7c7318519b3f1118f538a4f3400b5d174e85daeec8fd2159fe2ec50f5c7fbd1591ce517d9bde2d54e7c9e2b9e7e137da41a6e71818f54b4fb94862

  • SSDEEP

    6144:Nf4l1bT15ex4brq2Ah1FM6234lKm3mo8Yvi4KsLTFM6234lKm3qk9:Nwl1bTCx4brRGFB24lwR45FB24lEk

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

      03c9131ec5d81a84612d1d3e10736aec6146142f34a27e2a882b6eb97e37cedc

    • Size

      347KB

    • MD5

      d938f0115d8a0d587e1628484aae792c

    • SHA1

      1987dea0633e5aa5285249bc241e64982bea691a

    • SHA256

      03c9131ec5d81a84612d1d3e10736aec6146142f34a27e2a882b6eb97e37cedc

    • SHA512

      1828eaebfe7c7318519b3f1118f538a4f3400b5d174e85daeec8fd2159fe2ec50f5c7fbd1591ce517d9bde2d54e7c9e2b9e7e137da41a6e71818f54b4fb94862

    • SSDEEP

      6144:Nf4l1bT15ex4brq2Ah1FM6234lKm3mo8Yvi4KsLTFM6234lKm3qk9:Nwl1bTCx4brRGFB24lwR45FB24lEk

    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