Overview

overview

10

Static

static

3

7295c72815...29.exe

windows7-x64

10

7295c72815...29.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7295c728152839a7f286c9341b4daeb82d2c9547121c6a73759235660e598a29

  • Size

    89KB

  • Sample

    250307-s8a9casrx9

  • MD5

    213a2b0d9996e3985cb92a04680715fc

  • SHA1

    6b2a388c27572b78cce2dbcf58f2b87508d1a0d3

  • SHA256

    7295c728152839a7f286c9341b4daeb82d2c9547121c6a73759235660e598a29

  • SHA512

    92abb2937a27837f41766e31f435c8a7add8826f2c5f9a015219574567173f645fd035d9772fd997654bdedd8e9f78d3c92808d9323286061a18b8fafcf8db8b

  • SSDEEP

    1536:8Y33xr9l1+5dIXbsGbwnUYDHbXydVT44F111111111111111111111111111111:bFB+LIXbdbkUYzbwDF/4c0lakgw

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

      7295c728152839a7f286c9341b4daeb82d2c9547121c6a73759235660e598a29

    • Size

      89KB

    • MD5

      213a2b0d9996e3985cb92a04680715fc

    • SHA1

      6b2a388c27572b78cce2dbcf58f2b87508d1a0d3

    • SHA256

      7295c728152839a7f286c9341b4daeb82d2c9547121c6a73759235660e598a29

    • SHA512

      92abb2937a27837f41766e31f435c8a7add8826f2c5f9a015219574567173f645fd035d9772fd997654bdedd8e9f78d3c92808d9323286061a18b8fafcf8db8b

    • SSDEEP

      1536:8Y33xr9l1+5dIXbsGbwnUYDHbXydVT44F111111111111111111111111111111:bFB+LIXbdbkUYzbwDF/4c0lakgw

    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