General

  • Target

    BoostrapperNewV4.exe

  • Size

    10.0MB

  • Sample

    250129-atqrdavras

  • MD5

    3ea8387c8cb508155f88c90fa9aae28f

  • SHA1

    aadd5856ce6d5cb9334e61627c7c4ce997e41046

  • SHA256

    58611871edc30bd25cec95a71c4db62d78256cebc1f80596fe91627b5bb8f6a9

  • SHA512

    870c5848bed524df9e7bf192c54d92390f0f544a31900dae469ef1ad8c729e9cf6e3d88c01aca23bbd1be9e300e52ccf976f0a6fa68a3e87ff8f09a4056c5be8

  • SSDEEP

    196608:tUD+kdK32rYvI3SnGK2Fjtwkvi3xPQDwfI9jUCBB7m+mKOY7rXrZusooDmhfvsbm:e50iM9j2FjWkIowIHL7HmBYXrYoaUNs

Malware Config

Targets

    • Target

      BoostrapperNewV4.exe

    • Size

      10.0MB

    • MD5

      3ea8387c8cb508155f88c90fa9aae28f

    • SHA1

      aadd5856ce6d5cb9334e61627c7c4ce997e41046

    • SHA256

      58611871edc30bd25cec95a71c4db62d78256cebc1f80596fe91627b5bb8f6a9

    • SHA512

      870c5848bed524df9e7bf192c54d92390f0f544a31900dae469ef1ad8c729e9cf6e3d88c01aca23bbd1be9e300e52ccf976f0a6fa68a3e87ff8f09a4056c5be8

    • SSDEEP

      196608:tUD+kdK32rYvI3SnGK2Fjtwkvi3xPQDwfI9jUCBB7m+mKOY7rXrZusooDmhfvsbm:e50iM9j2FjWkIowIHL7HmBYXrYoaUNs

    • Command and Scripting Interpreter: PowerShell

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

    • 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