Overview

overview

10

Static

static

3

d8075c8fa5...fN.exe

windows7-x64

10

d8075c8fa5...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d8075c8fa5af3cb75aed27d52af2790cadca076019d7df420467722df681ec1fN.exe

  • Size

    80KB

  • Sample

    241120-fxt6vs1fnc

  • MD5

    b5ad318ba42eb38b65311a7e290b92e0

  • SHA1

    f948916058c52becf995d9723c28c26fdd2d1d5d

  • SHA256

    d8075c8fa5af3cb75aed27d52af2790cadca076019d7df420467722df681ec1f

  • SHA512

    166ee5cfc6623ba0dfabce9e45bf782d006e57522106b4a779d01e95fc80db23975a0bd88be004577e5808e37f1737e972370bd2debb534bd36b2517d9374dd2

  • SSDEEP

    1536:7ry2vTc6jGZtHSE0S3KgGGxk0DOmFdDDMPjgcmqSmh1FeJuqnhCN:74rtHS+3zxpDTFdDmMcmk1FeJLCN

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

      d8075c8fa5af3cb75aed27d52af2790cadca076019d7df420467722df681ec1fN.exe

    • Size

      80KB

    • MD5

      b5ad318ba42eb38b65311a7e290b92e0

    • SHA1

      f948916058c52becf995d9723c28c26fdd2d1d5d

    • SHA256

      d8075c8fa5af3cb75aed27d52af2790cadca076019d7df420467722df681ec1f

    • SHA512

      166ee5cfc6623ba0dfabce9e45bf782d006e57522106b4a779d01e95fc80db23975a0bd88be004577e5808e37f1737e972370bd2debb534bd36b2517d9374dd2

    • SSDEEP

      1536:7ry2vTc6jGZtHSE0S3KgGGxk0DOmFdDDMPjgcmqSmh1FeJuqnhCN:74rtHS+3zxpDTFdDmMcmk1FeJLCN

    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