Overview

overview

10

Static

static

3

a4f6f23440...92.exe

windows7-x64

10

a4f6f23440...92.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a4f6f23440ca440446c6fcef8911bdedaca7560e36df3da84181a9a532ac7a92.exe

  • Size

    74KB

  • Sample

    241119-x5765a1gmq

  • MD5

    c1a3c826d3cdb7d46835bda6f3144074

  • SHA1

    1d94c4f53bce36bcd88c0698030b07ff31f51de6

  • SHA256

    a4f6f23440ca440446c6fcef8911bdedaca7560e36df3da84181a9a532ac7a92

  • SHA512

    a403748276fab45d2e592a6199341272440953fb023e6ca3e55989434e9718b6fbc7f99c5557c295a27a97a2ae3fb9a17b39f6ae4cdbab86720ce1917fbfbb2f

  • SSDEEP

    1536:aplBqkq1+m1R87XslvsaGdRnf856cl/qgvqisRDf2K43Cl:ap+z1+m1R878lvrGdKwFKqfDff43Cl

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

      a4f6f23440ca440446c6fcef8911bdedaca7560e36df3da84181a9a532ac7a92.exe

    • Size

      74KB

    • MD5

      c1a3c826d3cdb7d46835bda6f3144074

    • SHA1

      1d94c4f53bce36bcd88c0698030b07ff31f51de6

    • SHA256

      a4f6f23440ca440446c6fcef8911bdedaca7560e36df3da84181a9a532ac7a92

    • SHA512

      a403748276fab45d2e592a6199341272440953fb023e6ca3e55989434e9718b6fbc7f99c5557c295a27a97a2ae3fb9a17b39f6ae4cdbab86720ce1917fbfbb2f

    • SSDEEP

      1536:aplBqkq1+m1R87XslvsaGdRnf856cl/qgvqisRDf2K43Cl:ap+z1+m1R878lvrGdKwFKqfDff43Cl

    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