Overview

overview

10

Static

static

3

88685dcea8...eN.exe

windows7-x64

10

88685dcea8...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    88685dcea88bb42f273b43fb5c492cad03e7bb1ad8a3e6fcf5854edbc0a3e6aeN.exe

  • Size

    256KB

  • Sample

    241225-z3e4nsxpht

  • MD5

    8c09e893f27ae72131fa5ad7e8fbb9f0

  • SHA1

    332d91aec90b38d883d2e6c72f6d0a81c2d8223e

  • SHA256

    88685dcea88bb42f273b43fb5c492cad03e7bb1ad8a3e6fcf5854edbc0a3e6ae

  • SHA512

    9431db93249d5929f8a0d6e00ff24570969788e3e613134a2ff156e1d94cff3b4a9c65c45d8370b341b57621fdcc4786f23460625e12e729aef4542bf6b89d61

  • SSDEEP

    6144:uCYFw8WRvLtWIcLaTLp103ETiZ0moGP/2dga1mcywM:uCY+8EtWDEpScXwuR1mKM

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

      88685dcea88bb42f273b43fb5c492cad03e7bb1ad8a3e6fcf5854edbc0a3e6aeN.exe

    • Size

      256KB

    • MD5

      8c09e893f27ae72131fa5ad7e8fbb9f0

    • SHA1

      332d91aec90b38d883d2e6c72f6d0a81c2d8223e

    • SHA256

      88685dcea88bb42f273b43fb5c492cad03e7bb1ad8a3e6fcf5854edbc0a3e6ae

    • SHA512

      9431db93249d5929f8a0d6e00ff24570969788e3e613134a2ff156e1d94cff3b4a9c65c45d8370b341b57621fdcc4786f23460625e12e729aef4542bf6b89d61

    • SSDEEP

      6144:uCYFw8WRvLtWIcLaTLp103ETiZ0moGP/2dga1mcywM:uCY+8EtWDEpScXwuR1mKM

    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