General

  • Target

    ef21d1c03778dcea433db0f3845dc915f21f7bb9eeef9eebe39a43aa94729d34N

  • Size

    96KB

  • Sample

    241107-kj15gaygkc

  • MD5

    48d8609b61bc57b55e6a6c36ae546460

  • SHA1

    3be492c20081e97907166c85315348b952f4ee0d

  • SHA256

    ef21d1c03778dcea433db0f3845dc915f21f7bb9eeef9eebe39a43aa94729d34

  • SHA512

    5b3669ee5c3da838c023237036cd6a5336c0400d351dcc72a90835beb0bdb0d0a54c2b1ed4231a2f3d14fbe73e3751ed5eaea32099bdde8de2a92524c550f8ee

  • SSDEEP

    1536:gZo9UzmaYOla2ecT5yLyOHvbRW/m69xUPFox7tfSxduV9jojTIvjrH:BUz/l/1yLfHDYmmJBid69jc0vf

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

      ef21d1c03778dcea433db0f3845dc915f21f7bb9eeef9eebe39a43aa94729d34N

    • Size

      96KB

    • MD5

      48d8609b61bc57b55e6a6c36ae546460

    • SHA1

      3be492c20081e97907166c85315348b952f4ee0d

    • SHA256

      ef21d1c03778dcea433db0f3845dc915f21f7bb9eeef9eebe39a43aa94729d34

    • SHA512

      5b3669ee5c3da838c023237036cd6a5336c0400d351dcc72a90835beb0bdb0d0a54c2b1ed4231a2f3d14fbe73e3751ed5eaea32099bdde8de2a92524c550f8ee

    • SSDEEP

      1536:gZo9UzmaYOla2ecT5yLyOHvbRW/m69xUPFox7tfSxduV9jojTIvjrH:BUz/l/1yLfHDYmmJBid69jc0vf

    • 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