General

  • Target

    upx.exe

  • Size

    7.5MB

  • Sample

    250206-lagj5szqe1

  • MD5

    fb0989e95b3265b9709c5db077d5fea2

  • SHA1

    a4526e22263bc6296f3147cd2d2a727381444444

  • SHA256

    07fc3f63f88982e4e8add1878a7cb32b83db76355499feff43ef2af6b7a36485

  • SHA512

    3718e24cece8078ce5871ddd407281d7b34650489c1472f339e597a31284ff2b80d8fb5248e9017d54ed3bba0e94931ccfdde25281d3447b401c9fbbcd5764d3

  • SSDEEP

    196608:aagFzwfI9jUC2gYBYv3vbWY+iITm1U6fd1EW:cFAIH2gYBgDW/TOzbB

Malware Config

Targets

    • Target

      upx.exe

    • Size

      7.5MB

    • MD5

      fb0989e95b3265b9709c5db077d5fea2

    • SHA1

      a4526e22263bc6296f3147cd2d2a727381444444

    • SHA256

      07fc3f63f88982e4e8add1878a7cb32b83db76355499feff43ef2af6b7a36485

    • SHA512

      3718e24cece8078ce5871ddd407281d7b34650489c1472f339e597a31284ff2b80d8fb5248e9017d54ed3bba0e94931ccfdde25281d3447b401c9fbbcd5764d3

    • SSDEEP

      196608:aagFzwfI9jUC2gYBYv3vbWY+iITm1U6fd1EW:cFAIH2gYBgDW/TOzbB

    • Command and Scripting Interpreter: PowerShell

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

    • 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks