General

  • Target

    kovaks.exe.xex

  • Size

    7.4MB

  • Sample

    241219-prl3qstkaz

  • MD5

    6873f30c0eba5250298b8cff4cae3219

  • SHA1

    3d469ef32cf575ad30b49e37fb361d05f7a9f228

  • SHA256

    cc5428bae6618b177dab013b8fedce5c389e72850a6fd2af9e20112743f6859b

  • SHA512

    140d31205fd6032f4936b3016fb3e641a93f34fa43d23db10e0cf2dd5ed5ea10819ca9b373eae1059b642d687e0e302fd172949b5f06bfb61cd2f6344875360f

  • SSDEEP

    98304:cbSibq7LA45urErvz81LpWjjUa50ZtPvYRt2e4GFNGjfzfbIbApJo4E4TEGAuThA:cOMJwurErvI9pWjgfPvzm6gsFE4Th9y

Malware Config

Targets

    • Target

      kovaks.exe.xex

    • Size

      7.4MB

    • MD5

      6873f30c0eba5250298b8cff4cae3219

    • SHA1

      3d469ef32cf575ad30b49e37fb361d05f7a9f228

    • SHA256

      cc5428bae6618b177dab013b8fedce5c389e72850a6fd2af9e20112743f6859b

    • SHA512

      140d31205fd6032f4936b3016fb3e641a93f34fa43d23db10e0cf2dd5ed5ea10819ca9b373eae1059b642d687e0e302fd172949b5f06bfb61cd2f6344875360f

    • SSDEEP

      98304:cbSibq7LA45urErvz81LpWjjUa50ZtPvYRt2e4GFNGjfzfbIbApJo4E4TEGAuThA:cOMJwurErvI9pWjgfPvzm6gsFE4Th9y

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in Drivers directory

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

    • Hide Artifacts: Hidden Files and Directories

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks