Overview

overview

10

Static

static

10

9b8322ba3d...cb.exe

windows7-x64

10

9b8322ba3d...cb.exe

windows10-2004-x64

10

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General

  • Target

    9b8322ba3d15ded843408a6fb950abb8416d419b438d0bc028761a188a0808cb

  • Size

    529KB

  • Sample

    241223-bnjljstjdy

  • MD5

    cfc8eb3ac42c7104035efb51cee3ad9f

  • SHA1

    bde1011f0224d040c94b42bab8619b0aa3a2e54a

  • SHA256

    9b8322ba3d15ded843408a6fb950abb8416d419b438d0bc028761a188a0808cb

  • SHA512

    a7292a0da28db44f979ee4b445652df67519efe66bb3541c0e82ac894c59b1ff5a4a6ad77fe7aeef4802fc9a4a9c5fe8226a468ab389594e45a5146c7080a932

  • SSDEEP

    12288:sFiO0wpV6yYPoBVgsPpV6yYPlWEVA9pV6yYPoBVgsPpV6yYPo:NyWSPW7A9WSPWo

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

      9b8322ba3d15ded843408a6fb950abb8416d419b438d0bc028761a188a0808cb

    • Size

      529KB

    • MD5

      cfc8eb3ac42c7104035efb51cee3ad9f

    • SHA1

      bde1011f0224d040c94b42bab8619b0aa3a2e54a

    • SHA256

      9b8322ba3d15ded843408a6fb950abb8416d419b438d0bc028761a188a0808cb

    • SHA512

      a7292a0da28db44f979ee4b445652df67519efe66bb3541c0e82ac894c59b1ff5a4a6ad77fe7aeef4802fc9a4a9c5fe8226a468ab389594e45a5146c7080a932

    • SSDEEP

      12288:sFiO0wpV6yYPoBVgsPpV6yYPlWEVA9pV6yYPoBVgsPpV6yYPo:NyWSPW7A9WSPWo

    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