General

  • Target

    final.exe

  • Size

    29.8MB

  • Sample

    250119-nkf3gavndy

  • MD5

    9a43c0d351302631d453ed377f1618c7

  • SHA1

    d0175ec2fbded05ed728db274c0a2b62225ca549

  • SHA256

    094b95d55d615beff0481fe0c898f3f98cd1a986a8da95bb07c80e548a0d3231

  • SHA512

    024393e216e21785722b153b68892c5d9a696a470710ee6db800369dc2832259fff3118697161691e8d616e8d553655e5e5f455de4179a6cbe498487a2085126

  • SSDEEP

    786432:s9Yidhz2W8A1YEA8o1QtIYa8DZcUTOl8fzGdO+kPHmEak0XCu0UcDI8:s9JaWfuskiIp61Hv+QHhakGCu0UB

Malware Config

Targets

    • Target

      final.exe

    • Size

      29.8MB

    • MD5

      9a43c0d351302631d453ed377f1618c7

    • SHA1

      d0175ec2fbded05ed728db274c0a2b62225ca549

    • SHA256

      094b95d55d615beff0481fe0c898f3f98cd1a986a8da95bb07c80e548a0d3231

    • SHA512

      024393e216e21785722b153b68892c5d9a696a470710ee6db800369dc2832259fff3118697161691e8d616e8d553655e5e5f455de4179a6cbe498487a2085126

    • SSDEEP

      786432:s9Yidhz2W8A1YEA8o1QtIYa8DZcUTOl8fzGdO+kPHmEak0XCu0UcDI8:s9JaWfuskiIp61Hv+QHhakGCu0UB

    • Modifies Windows Defender Real-time Protection settings

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Command and Scripting Interpreter: PowerShell

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

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Disables cmd.exe use via registry modification

    • Drops file in Drivers directory

    • Possible privilege escalation attempt

    • Drops startup file

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Enumerates processes with tasklist

    • Hide Artifacts: Hidden Files and Directories

MITRE ATT&CK Enterprise v15

Tasks