Overview

overview

10

Static

static

3

5e4f99931f...39.exe

windows7-x64

10

5e4f99931f...39.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5e4f99931f321c8c673dfa57727f70ef744857f65d0b71cedea41f857de63b39

  • Size

    95KB

  • Sample

    241224-2l43ksyrex

  • MD5

    df22a55d2d7753b84c4c120926a2301a

  • SHA1

    5c397f7c271bd83469444846f27a4a6a97f457e1

  • SHA256

    5e4f99931f321c8c673dfa57727f70ef744857f65d0b71cedea41f857de63b39

  • SHA512

    e18af9b33b9f8de3c0f0150138e78fb9f35caf67bc1c4a5c24a7a62c5ab65ecb2efc6d49eecc9e9475439ee0e5388bdcfac96d302107baf970d4f3fa68e59d60

  • SSDEEP

    1536:OSzvYxPZuR3oB5GmzEpVXSVDl1ITbz9j+AfqRSD9h8Zx/B37OM6bOLXi8PmCofGV:OGYxBuYuNrTsynD+LDrLXfzoeV

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

      5e4f99931f321c8c673dfa57727f70ef744857f65d0b71cedea41f857de63b39

    • Size

      95KB

    • MD5

      df22a55d2d7753b84c4c120926a2301a

    • SHA1

      5c397f7c271bd83469444846f27a4a6a97f457e1

    • SHA256

      5e4f99931f321c8c673dfa57727f70ef744857f65d0b71cedea41f857de63b39

    • SHA512

      e18af9b33b9f8de3c0f0150138e78fb9f35caf67bc1c4a5c24a7a62c5ab65ecb2efc6d49eecc9e9475439ee0e5388bdcfac96d302107baf970d4f3fa68e59d60

    • SSDEEP

      1536:OSzvYxPZuR3oB5GmzEpVXSVDl1ITbz9j+AfqRSD9h8Zx/B37OM6bOLXi8PmCofGV:OGYxBuYuNrTsynD+LDrLXfzoeV

    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