Overview

overview

10

Static

static

3

c9f6a5fc24...9b.exe

windows7-x64

10

c9f6a5fc24...9b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c9f6a5fc249154531a3a825a43229b42b1e5ad5a6255ad1b503d800c2d15909b

  • Size

    91KB

  • Sample

    241225-c8naxavqhn

  • MD5

    342446766cd799fa1f32aeb80b64d867

  • SHA1

    9355f1d930fcca14a1d21730cf71154924fc503b

  • SHA256

    c9f6a5fc249154531a3a825a43229b42b1e5ad5a6255ad1b503d800c2d15909b

  • SHA512

    3d5b76e5ca315ed7c42dfd50dabdbc0f8fcc0ab58c1d1ee58b056d92b7ea16ef3fb210bd61f2444741b19acd0c47186a3ebe2a2327d24345be63a91fe02176c9

  • SSDEEP

    1536:asVuytAcvekUsbf39ilPA1Ye5MVX+Yr/viVMi:asdh2jsbftiRPJuo/vOMi

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

      c9f6a5fc249154531a3a825a43229b42b1e5ad5a6255ad1b503d800c2d15909b

    • Size

      91KB

    • MD5

      342446766cd799fa1f32aeb80b64d867

    • SHA1

      9355f1d930fcca14a1d21730cf71154924fc503b

    • SHA256

      c9f6a5fc249154531a3a825a43229b42b1e5ad5a6255ad1b503d800c2d15909b

    • SHA512

      3d5b76e5ca315ed7c42dfd50dabdbc0f8fcc0ab58c1d1ee58b056d92b7ea16ef3fb210bd61f2444741b19acd0c47186a3ebe2a2327d24345be63a91fe02176c9

    • SSDEEP

      1536:asVuytAcvekUsbf39ilPA1Ye5MVX+Yr/viVMi:asdh2jsbftiRPJuo/vOMi

    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