Overview

overview

10

Static

static

3

745de8876f...da.exe

windows7-x64

10

745de8876f...da.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    745de8876f34eb469c2026a5831029a7050918532d1065375337ead99a669eda

  • Size

    93KB

  • Sample

    250307-tnj67atlt8

  • MD5

    b4df47df80dced7446a1b95e74f1d69a

  • SHA1

    06e68b625b917ef012dfedda535058db8a77d5dd

  • SHA256

    745de8876f34eb469c2026a5831029a7050918532d1065375337ead99a669eda

  • SHA512

    a99592bc4dfd4918f598de4e5fb3a2a10d529319b563f3ace260eef2b555ec4bfa03344b0d2f90a68b16f9df1a0d86dbbf0ee03d26e3725d5c52613870a035af

  • SSDEEP

    1536:BkrzS8A/mdjY/x4tH3sbblwt5cJ7KQcz75mgMP+xqG1GT8Fjiwg58:BlD/Gxu7KQc4gMPg1GOY58

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

      745de8876f34eb469c2026a5831029a7050918532d1065375337ead99a669eda

    • Size

      93KB

    • MD5

      b4df47df80dced7446a1b95e74f1d69a

    • SHA1

      06e68b625b917ef012dfedda535058db8a77d5dd

    • SHA256

      745de8876f34eb469c2026a5831029a7050918532d1065375337ead99a669eda

    • SHA512

      a99592bc4dfd4918f598de4e5fb3a2a10d529319b563f3ace260eef2b555ec4bfa03344b0d2f90a68b16f9df1a0d86dbbf0ee03d26e3725d5c52613870a035af

    • SSDEEP

      1536:BkrzS8A/mdjY/x4tH3sbblwt5cJ7KQcz75mgMP+xqG1GT8Fjiwg58:BlD/Gxu7KQc4gMPg1GOY58

    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