General

  • Target

    5f3e09ba81e92e83dd35f92877cf7d5ed25a7791c5b487679fe9c1dc13d48403

  • Size

    4.3MB

  • Sample

    220625-gmt9jsgecl

  • MD5

    f63c1aecff6858c749f9713a07c7a05b

  • SHA1

    d2acf4837e8c806b61c696341bd3652a2cba2ef8

  • SHA256

    5f3e09ba81e92e83dd35f92877cf7d5ed25a7791c5b487679fe9c1dc13d48403

  • SHA512

    8be95eba9256364e4b35301c8b09125bb2683d61c1c88b2c44c49d87c19317a84432732cfee6cd20be1b11d723fd0c287b935ec89dfde78d87c3eacfe5a758ab

Malware Config

Targets

    • Target

      5f3e09ba81e92e83dd35f92877cf7d5ed25a7791c5b487679fe9c1dc13d48403

    • Size

      4.3MB

    • MD5

      f63c1aecff6858c749f9713a07c7a05b

    • SHA1

      d2acf4837e8c806b61c696341bd3652a2cba2ef8

    • SHA256

      5f3e09ba81e92e83dd35f92877cf7d5ed25a7791c5b487679fe9c1dc13d48403

    • SHA512

      8be95eba9256364e4b35301c8b09125bb2683d61c1c88b2c44c49d87c19317a84432732cfee6cd20be1b11d723fd0c287b935ec89dfde78d87c3eacfe5a758ab

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks