General

  • Target
    9c7d04fee8c7077cc7024f345246545fb09a9afc3c88cdb9e90ca51a1451dd6f
  • Size 4.1MB
  • Sample220625-lr2lmsfcgr
  • SHA256 9c7d04fee8c7077cc7024f345246545fb09a9afc3c88cdb9e90ca51a1451dd6f
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      9c7d04fee8c7077cc7024f345246545fb09a9afc3c88cdb9e90ca51a1451dd6f
    • Size 4.1MB
    • SHA256 9c7d04fee8c7077cc7024f345246545fb09a9afc3c88cdb9e90ca51a1451dd6f
    • MD5 SHA1 SHA512
    • 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.

    • 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