Overview

overview

10

Static

static

3

2aa5cb3ffd...6f.exe

windows7-x64

10

2aa5cb3ffd...6f.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    2aa5cb3ffd27402f739d6561409f00ada08b82e565889332eb1c94e8bd862a6f.exe
  • Size 74KB
  • Sample250120-kyf3va1phy
  • SHA256 2aa5cb3ffd27402f739d6561409f00ada08b82e565889332eb1c94e8bd862a6f
  • MD5 SHA1 SHA512 SSDEEP
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
      2aa5cb3ffd27402f739d6561409f00ada08b82e565889332eb1c94e8bd862a6f.exe
    • Size 74KB
    • SHA256 2aa5cb3ffd27402f739d6561409f00ada08b82e565889332eb1c94e8bd862a6f
    • MD5 SHA1 SHA512 SSDEEP
    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