General

  • Target

    404c6655a3dbcb6e3d8af27049d4ee5031e5670a5c6b1c01537f244c5b41bdf7N

  • Size

    324KB

  • Sample

    241107-kb78tayfkc

  • MD5

    7fb2603f3d0343d17ef90219c5fa08b0

  • SHA1

    0d1a3c0690ea8bfca39f1f21d290c322e27fd744

  • SHA256

    404c6655a3dbcb6e3d8af27049d4ee5031e5670a5c6b1c01537f244c5b41bdf7

  • SHA512

    b4923ef446f246703478cec01f5416ee21d48ba845bd63d1081d85f7d94b8e455015e66f79bc00a22847985f3551438490b7623f73dd2d8b759975e09a683717

  • SSDEEP

    6144:liDrmSbKcbzd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:X/yp5IFy5BcVPINRFYpfZvTmAWqeMf3O

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

      404c6655a3dbcb6e3d8af27049d4ee5031e5670a5c6b1c01537f244c5b41bdf7N

    • Size

      324KB

    • MD5

      7fb2603f3d0343d17ef90219c5fa08b0

    • SHA1

      0d1a3c0690ea8bfca39f1f21d290c322e27fd744

    • SHA256

      404c6655a3dbcb6e3d8af27049d4ee5031e5670a5c6b1c01537f244c5b41bdf7

    • SHA512

      b4923ef446f246703478cec01f5416ee21d48ba845bd63d1081d85f7d94b8e455015e66f79bc00a22847985f3551438490b7623f73dd2d8b759975e09a683717

    • SSDEEP

      6144:liDrmSbKcbzd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:X/yp5IFy5BcVPINRFYpfZvTmAWqeMf3O

    • 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