Overview

overview

10

Static

static

3

31f1eddbbd...2f.exe

windows7-x64

10

31f1eddbbd...2f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    31f1eddbbdbc6c85b919ea5efb5225ba4d9f0c1bfa415125b397e34c01aebc2f.exe

  • Size

    397KB

  • Sample

    250111-hg9ygsyrcz

  • MD5

    5d1c4ff930ff4ad62e7bbd9ee01f1c9b

  • SHA1

    4ab53ec4fe685c34987f86d3f0d7661ecc5f6af8

  • SHA256

    31f1eddbbdbc6c85b919ea5efb5225ba4d9f0c1bfa415125b397e34c01aebc2f

  • SHA512

    a89f25842cc731b89a5efe10bfc0c30ca765bc1351a97731e2ed0703a60d43a0f708f3cdcdf90be733685b0395edf672da6000a27b75c020fd5d15ee0ca8f16b

  • SSDEEP

    6144:ykNbBFM6234lKm3mo8Yvi4KsLTFM6234lKm3pT11Tgkz1581hWF:yEdFB24lwR45FB24lzx1skz15LF

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

      31f1eddbbdbc6c85b919ea5efb5225ba4d9f0c1bfa415125b397e34c01aebc2f.exe

    • Size

      397KB

    • MD5

      5d1c4ff930ff4ad62e7bbd9ee01f1c9b

    • SHA1

      4ab53ec4fe685c34987f86d3f0d7661ecc5f6af8

    • SHA256

      31f1eddbbdbc6c85b919ea5efb5225ba4d9f0c1bfa415125b397e34c01aebc2f

    • SHA512

      a89f25842cc731b89a5efe10bfc0c30ca765bc1351a97731e2ed0703a60d43a0f708f3cdcdf90be733685b0395edf672da6000a27b75c020fd5d15ee0ca8f16b

    • SSDEEP

      6144:ykNbBFM6234lKm3mo8Yvi4KsLTFM6234lKm3pT11Tgkz1581hWF:yEdFB24lwR45FB24lzx1skz15LF

    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