Overview

overview

10

Static

static

3

bc2cf758d8...47.exe

windows7-x64

10

bc2cf758d8...47.exe

windows10-2004-x64

10

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General

  • Target

    bc2cf758d800107c9b6f119d61c286e5ca6dbc2621e0f13cd3fd635068c58447

  • Size

    87KB

  • Sample

    241123-djg82asqar

  • MD5

    47ef5e3123b7d5c28b0ac16d833d6450

  • SHA1

    b0e96bccc33096ff6836f2f51c27406850d02e7b

  • SHA256

    bc2cf758d800107c9b6f119d61c286e5ca6dbc2621e0f13cd3fd635068c58447

  • SHA512

    6b564fbb9c9a0013f2688c6007dde91a18eed1d82f06f9332264625fdfa5baa7ff6a459dc29b5bd4197dcf58a1f9ad81c2802d8db3b3453766bbaaedd7af6088

  • SSDEEP

    1536:wH8Fm/qVP505ad8PGy6pOFYT95yVt6JWpBUN/gRQ452oRSRBDNrR0RVe7R6R8RP2:w2B05C0Fa7y+c8gesAnDlmbGcGFDeJ

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

      bc2cf758d800107c9b6f119d61c286e5ca6dbc2621e0f13cd3fd635068c58447

    • Size

      87KB

    • MD5

      47ef5e3123b7d5c28b0ac16d833d6450

    • SHA1

      b0e96bccc33096ff6836f2f51c27406850d02e7b

    • SHA256

      bc2cf758d800107c9b6f119d61c286e5ca6dbc2621e0f13cd3fd635068c58447

    • SHA512

      6b564fbb9c9a0013f2688c6007dde91a18eed1d82f06f9332264625fdfa5baa7ff6a459dc29b5bd4197dcf58a1f9ad81c2802d8db3b3453766bbaaedd7af6088

    • SSDEEP

      1536:wH8Fm/qVP505ad8PGy6pOFYT95yVt6JWpBUN/gRQ452oRSRBDNrR0RVe7R6R8RP2:w2B05C0Fa7y+c8gesAnDlmbGcGFDeJ

    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