General

  • Target

    a4c09ba7f1ed47c725b37d44d521c3e5abea101ff8691d88ffa9dc9fd8656a08.exe

  • Size

    77KB

  • Sample

    241112-rjwnbaxmel

  • MD5

    91c90b31a33facace1c3e3e3cba01d7c

  • SHA1

    32eede210d1afa54a0bcd1cea9e3333fd458e7aa

  • SHA256

    a4c09ba7f1ed47c725b37d44d521c3e5abea101ff8691d88ffa9dc9fd8656a08

  • SHA512

    93d8b3a2424d452102d59b06566408965348a4df58ae29513a4c23d8ba62131391fc23a8fb0e6a6985c43bd57a6323527671bda8ff5cd9af41cac4957347bac5

  • SSDEEP

    768:J10BO9/vDOvT/AE3ziWZxJV2q9W5yL2gq+0C6f2NJ2Ix8eLVixOBAv8Q5ae:/0OvDQvn+LmPLNJcFV

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

      a4c09ba7f1ed47c725b37d44d521c3e5abea101ff8691d88ffa9dc9fd8656a08.exe

    • Size

      77KB

    • MD5

      91c90b31a33facace1c3e3e3cba01d7c

    • SHA1

      32eede210d1afa54a0bcd1cea9e3333fd458e7aa

    • SHA256

      a4c09ba7f1ed47c725b37d44d521c3e5abea101ff8691d88ffa9dc9fd8656a08

    • SHA512

      93d8b3a2424d452102d59b06566408965348a4df58ae29513a4c23d8ba62131391fc23a8fb0e6a6985c43bd57a6323527671bda8ff5cd9af41cac4957347bac5

    • SSDEEP

      768:J10BO9/vDOvT/AE3ziWZxJV2q9W5yL2gq+0C6f2NJ2Ix8eLVixOBAv8Q5ae:/0OvDQvn+LmPLNJcFV

    • Adds autorun key to be loaded by Explorer.exe on startup

    • Berbew

      Berbew is a backdoor written in C++.

    • Berbew family

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks