Overview

overview

10

Static

static

3

3734eac250...42.exe

windows7-x64

10

3734eac250...42.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3734eac250eb7428960c9b94d63e79eabec885e97d96051141043f87300b3942

  • Size

    384KB

  • Sample

    241207-1cr6zsvkey

  • MD5

    4ead56f7df2afd8157bbfc293d31d400

  • SHA1

    724e339c089fe0e0ea18e0f0fe7c5109a0db5779

  • SHA256

    3734eac250eb7428960c9b94d63e79eabec885e97d96051141043f87300b3942

  • SHA512

    b5196465a229c197ca7aa2ac923e0f4d86d2e31c4a55ac0632effeb41a0536923f0f16fc5c3b8b5f296c3b65efc492b7f10b23f6ce3767cc43011894d37a38b6

  • SSDEEP

    6144:gKq2jDrRQTzLBBl8RsniRSGM4hUwkbfGyZ6YugQdjGG1wsKm6eBgdQbkoKTBEAzG:gKq2n2bl8RsniRSGM+Uw0GyXu1jGG1w6

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

      3734eac250eb7428960c9b94d63e79eabec885e97d96051141043f87300b3942

    • Size

      384KB

    • MD5

      4ead56f7df2afd8157bbfc293d31d400

    • SHA1

      724e339c089fe0e0ea18e0f0fe7c5109a0db5779

    • SHA256

      3734eac250eb7428960c9b94d63e79eabec885e97d96051141043f87300b3942

    • SHA512

      b5196465a229c197ca7aa2ac923e0f4d86d2e31c4a55ac0632effeb41a0536923f0f16fc5c3b8b5f296c3b65efc492b7f10b23f6ce3767cc43011894d37a38b6

    • SSDEEP

      6144:gKq2jDrRQTzLBBl8RsniRSGM4hUwkbfGyZ6YugQdjGG1wsKm6eBgdQbkoKTBEAzG:gKq2n2bl8RsniRSGM+Uw0GyXu1jGG1w6

    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