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Overview

overview

10

Static

static

3

3e0e40c8e6...af.exe

windows7-x64

10

3e0e40c8e6...af.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3e0e40c8e61a1dd6e726912e3e7616a69a01555fe4b076a9e15f3b1705f08faf

  • Size

    320KB

  • Sample

    241012-zrwmaa1cmb

  • MD5

    6b32af74dc2b7be71c0cdfc476c6a5dd

  • SHA1

    05afec9afca6158d7f4f76983d5b448582f3b44b

  • SHA256

    3e0e40c8e61a1dd6e726912e3e7616a69a01555fe4b076a9e15f3b1705f08faf

  • SHA512

    86665404450e74407258f56a0f4989caaf37c2348a506bcd66fb5a5d807e9e9b16667c9ac5291d68d586d55ccf2695386b3179b810b22e185efac35d4d18eae2

  • SSDEEP

    6144:8eJLhbiw5kC4kf3/fc/UmKyIxLDXXoq9FJZCUmKyIxLq:8OLhb/53M32XXf9Do3R

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

      3e0e40c8e61a1dd6e726912e3e7616a69a01555fe4b076a9e15f3b1705f08faf

    • Size

      320KB

    • MD5

      6b32af74dc2b7be71c0cdfc476c6a5dd

    • SHA1

      05afec9afca6158d7f4f76983d5b448582f3b44b

    • SHA256

      3e0e40c8e61a1dd6e726912e3e7616a69a01555fe4b076a9e15f3b1705f08faf

    • SHA512

      86665404450e74407258f56a0f4989caaf37c2348a506bcd66fb5a5d807e9e9b16667c9ac5291d68d586d55ccf2695386b3179b810b22e185efac35d4d18eae2

    • SSDEEP

      6144:8eJLhbiw5kC4kf3/fc/UmKyIxLDXXoq9FJZCUmKyIxLq:8OLhb/53M32XXf9Do3R

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks