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Overview

overview

10

Static

static

3

d0b8ff916b...f7.exe

windows7-x64

10

d0b8ff916b...f7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d0b8ff916b4f297794384797285a4a190a84308fc7a798b5377db1ae1012b1f7

  • Size

    2.5MB

  • Sample

    250305-maal9swsex

  • MD5

    7896d78e86b36cb2e00430302d6f64b9

  • SHA1

    0a18198718f1b4c15c40b1e59d81b298a83d9882

  • SHA256

    d0b8ff916b4f297794384797285a4a190a84308fc7a798b5377db1ae1012b1f7

  • SHA512

    8bf47dc0243c216f8e3dadd1a0e9dbd154230ece15f6d24c4973fe143e8149306db423b3c6b9053769a6d3e0244cb9e4a624209188b599b7f48dfcf73fd640d7

  • SSDEEP

    12288:E3EkCVCkY660JVaw0HBHOehl0oDL/eToo5Li2:E3EdVCgdVaw0HBFhWof/0o8

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

      d0b8ff916b4f297794384797285a4a190a84308fc7a798b5377db1ae1012b1f7

    • Size

      2.5MB

    • MD5

      7896d78e86b36cb2e00430302d6f64b9

    • SHA1

      0a18198718f1b4c15c40b1e59d81b298a83d9882

    • SHA256

      d0b8ff916b4f297794384797285a4a190a84308fc7a798b5377db1ae1012b1f7

    • SHA512

      8bf47dc0243c216f8e3dadd1a0e9dbd154230ece15f6d24c4973fe143e8149306db423b3c6b9053769a6d3e0244cb9e4a624209188b599b7f48dfcf73fd640d7

    • SSDEEP

      12288:E3EkCVCkY660JVaw0HBHOehl0oDL/eToo5Li2:E3EdVCgdVaw0HBFhWof/0o8

    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