General

  • Target

    d7b249e0053fef3323ae11a1f653c5077b53ba1a9f2f31ef8f4a1aa8f28d8773N.exe

  • Size

    288KB

  • Sample

    250107-rwsgesxjcr

  • MD5

    aa41cdb17d5c4b27484265c06b570b70

  • SHA1

    678f058f8f48efa04e54ecefbbc8b626e39f19f6

  • SHA256

    d7b249e0053fef3323ae11a1f653c5077b53ba1a9f2f31ef8f4a1aa8f28d8773

  • SHA512

    da7ac79ca200cde95a0f8b8cfd4454eb0959d4d87d59b6516c1874350e49bbe7275a75369a8b305aa091b1242c9282fa058cf0af4e640bbe29fdc8b190a4af53

  • SSDEEP

    6144:Tk0cFSrMfWARKHDkRSLl+wGXAF2PbgKLV9:T2SrmWAEH4MLMwGXAF5KLV9

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      d7b249e0053fef3323ae11a1f653c5077b53ba1a9f2f31ef8f4a1aa8f28d8773N.exe

    • Size

      288KB

    • MD5

      aa41cdb17d5c4b27484265c06b570b70

    • SHA1

      678f058f8f48efa04e54ecefbbc8b626e39f19f6

    • SHA256

      d7b249e0053fef3323ae11a1f653c5077b53ba1a9f2f31ef8f4a1aa8f28d8773

    • SHA512

      da7ac79ca200cde95a0f8b8cfd4454eb0959d4d87d59b6516c1874350e49bbe7275a75369a8b305aa091b1242c9282fa058cf0af4e640bbe29fdc8b190a4af53

    • SSDEEP

      6144:Tk0cFSrMfWARKHDkRSLl+wGXAF2PbgKLV9:T2SrmWAEH4MLMwGXAF5KLV9

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

    • Berbew

      Berbew is a backdoor written in C++.

    • Berbew family

    • Brute Ratel C4

      A customized command and control framework for red teaming and adversary simulation.

    • Bruteratel family

    • Detect BruteRatel badger

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks