Overview

overview

10

Static

static

3

f3383bd4d3...aN.exe

windows7-x64

10

f3383bd4d3...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f3383bd4d358f319aa4b6b7748da0b152fefa53548e85f8fea165d7f18c8845aN

  • Size

    59KB

  • Sample

    240919-fvqewssfnk

  • MD5

    f4b598c825f89452863191f8b434cfb0

  • SHA1

    e08189b785e626fdb9395a7f7a0223b552699117

  • SHA256

    f3383bd4d358f319aa4b6b7748da0b152fefa53548e85f8fea165d7f18c8845a

  • SHA512

    b991a394856578986a7f14ce53b19a0c77e6747c9e1ff5b5b0172ed91fedb96b6830123eb6e321c643e5799ce8781070ae0e6394ddf1f6ff4c02a400a2a1afdd

  • SSDEEP

    768:nyRsESfdIJo83hKNvIsUIuVfETOPe02LtzhXM7spIzWZ/1H5u5nf1fZMEBFELvkH:yRsESfdIeKUNBthXM7sUcQNCyVso

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Targets

    • Target

      f3383bd4d358f319aa4b6b7748da0b152fefa53548e85f8fea165d7f18c8845aN

    • Size

      59KB

    • MD5

      f4b598c825f89452863191f8b434cfb0

    • SHA1

      e08189b785e626fdb9395a7f7a0223b552699117

    • SHA256

      f3383bd4d358f319aa4b6b7748da0b152fefa53548e85f8fea165d7f18c8845a

    • SHA512

      b991a394856578986a7f14ce53b19a0c77e6747c9e1ff5b5b0172ed91fedb96b6830123eb6e321c643e5799ce8781070ae0e6394ddf1f6ff4c02a400a2a1afdd

    • SSDEEP

      768:nyRsESfdIJo83hKNvIsUIuVfETOPe02LtzhXM7spIzWZ/1H5u5nf1fZMEBFELvkH:yRsESfdIeKUNBthXM7sUcQNCyVso

    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