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Overview

overview

10

Static

static

3

c83a1e8e62...fe.exe

windows7-x64

10

c83a1e8e62...fe.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c83a1e8e62d4da0c6ec0917444370dc1106653e7a8603c45e491b495880db9fe

  • Size

    67KB

  • Sample

    240930-czbwhstbpj

  • MD5

    668d90ff558883850e0632978e511cd4

  • SHA1

    c923996d5743a5e46068fd91cc58019df8c79763

  • SHA256

    c83a1e8e62d4da0c6ec0917444370dc1106653e7a8603c45e491b495880db9fe

  • SHA512

    787b6b6c7ca9d3fa58c001dcafcef75772dcc38134ffc6155f94b2fea3c19d372943cb59098406c5b46ee5104de4a616ee196d494d1bf723629dc8a676c2e6e6

  • SSDEEP

    1536:qEpB/VSM9Tyb5Kn8wOlZ7DT6Y/CyuqRQDR/Rj:h7P9Ty90dOl16Y6qeDVx

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

      c83a1e8e62d4da0c6ec0917444370dc1106653e7a8603c45e491b495880db9fe

    • Size

      67KB

    • MD5

      668d90ff558883850e0632978e511cd4

    • SHA1

      c923996d5743a5e46068fd91cc58019df8c79763

    • SHA256

      c83a1e8e62d4da0c6ec0917444370dc1106653e7a8603c45e491b495880db9fe

    • SHA512

      787b6b6c7ca9d3fa58c001dcafcef75772dcc38134ffc6155f94b2fea3c19d372943cb59098406c5b46ee5104de4a616ee196d494d1bf723629dc8a676c2e6e6

    • SSDEEP

      1536:qEpB/VSM9Tyb5Kn8wOlZ7DT6Y/CyuqRQDR/Rj:h7P9Ty90dOl16Y6qeDVx

    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