General

  • Target

    aa6b0863022bda1e0c263a75ae2896fe473d3bf57a76efc258b3afec8c157564.dll

  • Size

    6KB

  • Sample

    241220-fc46bszmg1

  • MD5

    e017be56699801dc89a8d6d1724eb633

  • SHA1

    a7f7aae4744210db8ebaf4da06c167357bc71eca

  • SHA256

    aa6b0863022bda1e0c263a75ae2896fe473d3bf57a76efc258b3afec8c157564

  • SHA512

    2368425dadc7f22eb11532359d4d1aa97bf3e381f4fd7b62c587e1f8819ef64a0ff7fc75cc5948939fadebc423345ab65a1cd2799bb4136fbea89d1f75dfc8c8

  • SSDEEP

    96:fNnyOybUJQ23GgX791qKilsZODTgFZP/8R:fNnyOybrVO9QKilhfgFZP/u

Malware Config

Extracted

Family

meduza

C2

193.3.19.151

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    hdont

  • extensions

    .txt

  • grabber_max_size

    4.194304e+06

  • port

    15666

  • self_destruct

    false

Targets

    • Target

      aa6b0863022bda1e0c263a75ae2896fe473d3bf57a76efc258b3afec8c157564.dll

    • Size

      6KB

    • MD5

      e017be56699801dc89a8d6d1724eb633

    • SHA1

      a7f7aae4744210db8ebaf4da06c167357bc71eca

    • SHA256

      aa6b0863022bda1e0c263a75ae2896fe473d3bf57a76efc258b3afec8c157564

    • SHA512

      2368425dadc7f22eb11532359d4d1aa97bf3e381f4fd7b62c587e1f8819ef64a0ff7fc75cc5948939fadebc423345ab65a1cd2799bb4136fbea89d1f75dfc8c8

    • SSDEEP

      96:fNnyOybUJQ23GgX791qKilsZODTgFZP/8R:fNnyOybrVO9QKilhfgFZP/u

    • Meduza

      Meduza is a crypto wallet and info stealer written in C++.

    • Meduza Stealer payload

    • Meduza family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks