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Overview

overview

10

Static

static

3

bc8aea06eb...4N.exe

windows7-x64

10

bc8aea06eb...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bc8aea06eb31923a0b9aea538a4088f75cab4d485406b8aa68a8506a41cc5f24N

  • Size

    2.5MB

  • Sample

    241006-j96xzawdjm

  • MD5

    66f09c5828943547bd0998d44c3ab270

  • SHA1

    f7d011a6cf0e4c5dc848af4dc47d558f5e3964e4

  • SHA256

    bc8aea06eb31923a0b9aea538a4088f75cab4d485406b8aa68a8506a41cc5f24

  • SHA512

    04294d751e5528b8520e9e9c233bf30e027be26ace8159e2295ca8f243fd53eba573f808978b148545a6af5e8da818866cf4bbbabafde0a871136af7286c1749

  • SSDEEP

    12288:0z5Vifq9kY660JVaw0HBHOehl0oDL/eToo5Li2:0z6q9gdVaw0HBFhWof/0o8

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

      bc8aea06eb31923a0b9aea538a4088f75cab4d485406b8aa68a8506a41cc5f24N

    • Size

      2.5MB

    • MD5

      66f09c5828943547bd0998d44c3ab270

    • SHA1

      f7d011a6cf0e4c5dc848af4dc47d558f5e3964e4

    • SHA256

      bc8aea06eb31923a0b9aea538a4088f75cab4d485406b8aa68a8506a41cc5f24

    • SHA512

      04294d751e5528b8520e9e9c233bf30e027be26ace8159e2295ca8f243fd53eba573f808978b148545a6af5e8da818866cf4bbbabafde0a871136af7286c1749

    • SSDEEP

      12288:0z5Vifq9kY660JVaw0HBHOehl0oDL/eToo5Li2:0z6q9gdVaw0HBFhWof/0o8

    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