General

  • Target

    0a1427afb93701c955e732a99eb952adf484385cd321e3f6d3809f124f2b3790

  • Size

    4.0MB

  • Sample

    220530-ty96csbgb5

  • MD5

    e6af49c89c26542339b9a0e499959427

  • SHA1

    da47e09dc0e5da3d86b3b3d892108d23cd335110

  • SHA256

    0a1427afb93701c955e732a99eb952adf484385cd321e3f6d3809f124f2b3790

  • SHA512

    a727e7e2cac5c5ae198d4c3e62d91963a92eb4bb7502a31102ecac97cf302e5e477c88bff878856cbbdcddd57e7fd5cb60d72ac2089f0981dcb0f4ee92b72b87

Malware Config

Targets

    • Target

      0a1427afb93701c955e732a99eb952adf484385cd321e3f6d3809f124f2b3790

    • Size

      4.0MB

    • MD5

      e6af49c89c26542339b9a0e499959427

    • SHA1

      da47e09dc0e5da3d86b3b3d892108d23cd335110

    • SHA256

      0a1427afb93701c955e732a99eb952adf484385cd321e3f6d3809f124f2b3790

    • SHA512

      a727e7e2cac5c5ae198d4c3e62d91963a92eb4bb7502a31102ecac97cf302e5e477c88bff878856cbbdcddd57e7fd5cb60d72ac2089f0981dcb0f4ee92b72b87

    • 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