Overview

overview

10

Static

static

3

6e823a44ec...13.exe

windows7-x64

10

6e823a44ec...13.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6e823a44ecf3c41ebbf7cbee9db0a825a572a369b2bf68e8469fa29734f28d13

  • Size

    73KB

  • Sample

    250307-rcv37s1vaz

  • MD5

    bd4615f6eaed64e23fb4a7a79874b0ca

  • SHA1

    1929c5c01ae727fddcc5b4940d53cb0693150b12

  • SHA256

    6e823a44ecf3c41ebbf7cbee9db0a825a572a369b2bf68e8469fa29734f28d13

  • SHA512

    6aa251757abebbef5e43179143e22f9df0a9689206b3809d3d99e6cd1aae92a7c124a92e907d55e38e802ecb91aec70f152923184aa2ee367f4ac523bb6302b5

  • SSDEEP

    1536:IM8aQ5cpwqRbT8gz2yDpWlvYvSJ2i8ugPnOg9L:vw4LbAy2yDNvSJ2vhGg9L

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

      6e823a44ecf3c41ebbf7cbee9db0a825a572a369b2bf68e8469fa29734f28d13

    • Size

      73KB

    • MD5

      bd4615f6eaed64e23fb4a7a79874b0ca

    • SHA1

      1929c5c01ae727fddcc5b4940d53cb0693150b12

    • SHA256

      6e823a44ecf3c41ebbf7cbee9db0a825a572a369b2bf68e8469fa29734f28d13

    • SHA512

      6aa251757abebbef5e43179143e22f9df0a9689206b3809d3d99e6cd1aae92a7c124a92e907d55e38e802ecb91aec70f152923184aa2ee367f4ac523bb6302b5

    • SSDEEP

      1536:IM8aQ5cpwqRbT8gz2yDpWlvYvSJ2i8ugPnOg9L:vw4LbAy2yDNvSJ2vhGg9L

    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