Overview

overview

10

Static

static

3

f17934bb57...fN.exe

windows7-x64

10

f17934bb57...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f17934bb571394b11135ae964849d6a297c188b148a8baa2cd1256a1b728889fN.exe

  • Size

    67KB

  • Sample

    241208-a5vjpssrgs

  • MD5

    998435d3da3e79e3d2043961f793a360

  • SHA1

    bc27d4c5e52831e68aee27d2e70d0305769ff8a2

  • SHA256

    f17934bb571394b11135ae964849d6a297c188b148a8baa2cd1256a1b728889f

  • SHA512

    129fd02633a426e5d43422ae316b99ca914e0d4e4d7f952e34c3b06be12586fb4ef82642bad87d87484ef7d210a162b30086b8f7b094b8f025249e09d162af7c

  • SSDEEP

    1536:oldxXXSAT1ipUpoiDeOgWIrLEl5qP9uJmi4HlRQeR/Rj:old1XdMpQoiCfQo9uALleeVx

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      f17934bb571394b11135ae964849d6a297c188b148a8baa2cd1256a1b728889fN.exe

    • Size

      67KB

    • MD5

      998435d3da3e79e3d2043961f793a360

    • SHA1

      bc27d4c5e52831e68aee27d2e70d0305769ff8a2

    • SHA256

      f17934bb571394b11135ae964849d6a297c188b148a8baa2cd1256a1b728889f

    • SHA512

      129fd02633a426e5d43422ae316b99ca914e0d4e4d7f952e34c3b06be12586fb4ef82642bad87d87484ef7d210a162b30086b8f7b094b8f025249e09d162af7c

    • SSDEEP

      1536:oldxXXSAT1ipUpoiDeOgWIrLEl5qP9uJmi4HlRQeR/Rj:old1XdMpQoiCfQo9uALleeVx

    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