Overview

overview

10

Static

static

3

71a1b54ea4...05.exe

windows7-x64

10

71a1b54ea4...05.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    71a1b54ea445c31cc69e906cef1c3062e1ecd6cd4387b48707bcdc24855d9705.exe

  • Size

    320KB

  • Sample

    241120-dnlf9ayrcx

  • MD5

    17ebeee51be572b62756739e8455f042

  • SHA1

    42bdecb40335502575dcd7fe7324e89e4057278f

  • SHA256

    71a1b54ea445c31cc69e906cef1c3062e1ecd6cd4387b48707bcdc24855d9705

  • SHA512

    093a4f20bccfcd83f0749d93bf379610c7c967f53644fd243d8825b573319ac91e56705db72e3723e566ede352c2c5b4f5f83fcab6c6587397a22f5c96704205

  • SSDEEP

    6144:4VYPS4QO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwZ:wS/+zrWAI5KFum/+zrWAIAq+

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

      71a1b54ea445c31cc69e906cef1c3062e1ecd6cd4387b48707bcdc24855d9705.exe

    • Size

      320KB

    • MD5

      17ebeee51be572b62756739e8455f042

    • SHA1

      42bdecb40335502575dcd7fe7324e89e4057278f

    • SHA256

      71a1b54ea445c31cc69e906cef1c3062e1ecd6cd4387b48707bcdc24855d9705

    • SHA512

      093a4f20bccfcd83f0749d93bf379610c7c967f53644fd243d8825b573319ac91e56705db72e3723e566ede352c2c5b4f5f83fcab6c6587397a22f5c96704205

    • SSDEEP

      6144:4VYPS4QO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwZ:wS/+zrWAI5KFum/+zrWAIAq+

    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