Overview

overview

10

Static

static

3

fa05806d4f...c2.exe

windows7-x64

10

fa05806d4f...c2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fa05806d4f045be843cef788cb77d5f7d298a52da6b4be4a647466c4bf401ac2.exe

  • Size

    302KB

  • Sample

    241222-vf2a6svjhm

  • MD5

    93858b7090c813bf7d2788436b79c080

  • SHA1

    c87a3c2c6930140958a829d2cfaad71f0b82d3bf

  • SHA256

    fa05806d4f045be843cef788cb77d5f7d298a52da6b4be4a647466c4bf401ac2

  • SHA512

    166ef4e97c8ebd3b1635f9e9c742e2c8f56217daf4ac6fcc22f235617074830433e68990e266e5dbbe11a7fa85c8bdf74438b289bdb96f7caa477b0845f5e457

  • SSDEEP

    6144:TcjwdxBoSpCx3FF7fPtcsw6UJZqktbOUqCTGepXgbWH7:3TBhS3FF7fFcsw6UJZqktbDqCTGepXg8

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

      fa05806d4f045be843cef788cb77d5f7d298a52da6b4be4a647466c4bf401ac2.exe

    • Size

      302KB

    • MD5

      93858b7090c813bf7d2788436b79c080

    • SHA1

      c87a3c2c6930140958a829d2cfaad71f0b82d3bf

    • SHA256

      fa05806d4f045be843cef788cb77d5f7d298a52da6b4be4a647466c4bf401ac2

    • SHA512

      166ef4e97c8ebd3b1635f9e9c742e2c8f56217daf4ac6fcc22f235617074830433e68990e266e5dbbe11a7fa85c8bdf74438b289bdb96f7caa477b0845f5e457

    • SSDEEP

      6144:TcjwdxBoSpCx3FF7fPtcsw6UJZqktbOUqCTGepXgbWH7:3TBhS3FF7fFcsw6UJZqktbDqCTGepXg8

    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