Overview

overview

10

Static

static

3

703a9c4bc1...1e.exe

windows7-x64

10

703a9c4bc1...1e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    703a9c4bc123a819c58c2f9577ae4f7fa596ca8903dcdaeb7d934f7b2cc1b01e

  • Size

    94KB

  • Sample

    241207-3rsgeawkdq

  • MD5

    87fb6a0d81fbec9b6cd5b939235a9f07

  • SHA1

    5c66035ee26f1de15f65f63452479ed9d7f6299f

  • SHA256

    703a9c4bc123a819c58c2f9577ae4f7fa596ca8903dcdaeb7d934f7b2cc1b01e

  • SHA512

    96dcca958ed60b9f0562ca0f8f3ef6f49722fb45577be9998507365aea84878784e9e541118a116b9d0b7ce01ac881a2058d5621284480791db8f4bacdd03419

  • SSDEEP

    1536:SLFhWruK0e7SvBSZwPczpMk7rby4lLfguRQD4TRfRa9HprmRfRZ:6hWOBSZw0yk7r9fgueDW5wkpv

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

      703a9c4bc123a819c58c2f9577ae4f7fa596ca8903dcdaeb7d934f7b2cc1b01e

    • Size

      94KB

    • MD5

      87fb6a0d81fbec9b6cd5b939235a9f07

    • SHA1

      5c66035ee26f1de15f65f63452479ed9d7f6299f

    • SHA256

      703a9c4bc123a819c58c2f9577ae4f7fa596ca8903dcdaeb7d934f7b2cc1b01e

    • SHA512

      96dcca958ed60b9f0562ca0f8f3ef6f49722fb45577be9998507365aea84878784e9e541118a116b9d0b7ce01ac881a2058d5621284480791db8f4bacdd03419

    • SSDEEP

      1536:SLFhWruK0e7SvBSZwPczpMk7rby4lLfguRQD4TRfRa9HprmRfRZ:6hWOBSZw0yk7r9fgueDW5wkpv

    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