Overview

overview

10

Static

static

3

b19210f47a...16.exe

windows7-x64

10

b19210f47a...16.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b19210f47a7d64462e363a6ee1d7e071c6b5553c070012a53ac6f2fcb8fde516

  • Size

    320KB

  • Sample

    241013-cf68batdlf

  • MD5

    55427b5ac65ba6dc2a19c74057088f13

  • SHA1

    0d874a179705c2e91902f643ab0bf87b9d8ca45b

  • SHA256

    b19210f47a7d64462e363a6ee1d7e071c6b5553c070012a53ac6f2fcb8fde516

  • SHA512

    6774e31783b51d859ce9d382f1123f7432f37dba4dff0e5f897b0d0aaf6019a023c50fbc42e7c086edd1f48ff07ae6c0ea21816b3a6092b20381663fe525dd75

  • SSDEEP

    6144:ba6v9wQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwp:bXu/+zrWAI5KFum/+zrWAIAqe

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

      b19210f47a7d64462e363a6ee1d7e071c6b5553c070012a53ac6f2fcb8fde516

    • Size

      320KB

    • MD5

      55427b5ac65ba6dc2a19c74057088f13

    • SHA1

      0d874a179705c2e91902f643ab0bf87b9d8ca45b

    • SHA256

      b19210f47a7d64462e363a6ee1d7e071c6b5553c070012a53ac6f2fcb8fde516

    • SHA512

      6774e31783b51d859ce9d382f1123f7432f37dba4dff0e5f897b0d0aaf6019a023c50fbc42e7c086edd1f48ff07ae6c0ea21816b3a6092b20381663fe525dd75

    • SSDEEP

      6144:ba6v9wQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwp:bXu/+zrWAI5KFum/+zrWAIAqe

    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