Overview

overview

10

Static

static

3

26fceb54b6...0e.exe

windows7-x64

10

26fceb54b6...0e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    26fceb54b6af0a4ac6f684a5097c1cf3de32622360f7a8e5863769e91eb23d0e

  • Size

    72KB

  • Sample

    241222-zlagvsyldy

  • MD5

    4e910cf9c613b26f5c254ed8d66505b7

  • SHA1

    6ffc06e30e78992eb7550db8c0a8589a2f41d527

  • SHA256

    26fceb54b6af0a4ac6f684a5097c1cf3de32622360f7a8e5863769e91eb23d0e

  • SHA512

    3d1c4ed3fef099ac194e0dcb2c7c875f5afb6d6242e15a78b5864dff1fb4561bfb5bf865cfdc06d854fd2e72221c61c70c7d5fe9cba45f3f8199fec33a096eee

  • SSDEEP

    1536:B4LPE22b/5+C1fnRVpGeFsPpppppppppppppp2ppppppNnpppppphiyzwgYu:B4LPE2Ah++R3GTpppppppppppppp2ppF

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

      26fceb54b6af0a4ac6f684a5097c1cf3de32622360f7a8e5863769e91eb23d0e

    • Size

      72KB

    • MD5

      4e910cf9c613b26f5c254ed8d66505b7

    • SHA1

      6ffc06e30e78992eb7550db8c0a8589a2f41d527

    • SHA256

      26fceb54b6af0a4ac6f684a5097c1cf3de32622360f7a8e5863769e91eb23d0e

    • SHA512

      3d1c4ed3fef099ac194e0dcb2c7c875f5afb6d6242e15a78b5864dff1fb4561bfb5bf865cfdc06d854fd2e72221c61c70c7d5fe9cba45f3f8199fec33a096eee

    • SSDEEP

      1536:B4LPE22b/5+C1fnRVpGeFsPpppppppppppppp2ppppppNnpppppphiyzwgYu:B4LPE2Ah++R3GTpppppppppppppp2ppF

    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