General

  • Target

    fc39f8cfbc8a99051e368e09454bf6625303d3b550d4267f9d262687e4a524ed

  • Size

    4.3MB

  • Sample

    220625-gf1gzsaea7

  • MD5

    192e1a89f13838a5bba72d0f4fd00445

  • SHA1

    18e8bf3bfaf2372f1eaddb3d9f695e18ee5e5390

  • SHA256

    fc39f8cfbc8a99051e368e09454bf6625303d3b550d4267f9d262687e4a524ed

  • SHA512

    c9561fc51e70ba00e0d69a989e1ab0461dbb8527f52bfe0cfcb5bf9c153dec2e941b6dc1c0f330082821c0198dfa7f114b80e0f91ad3a7c36f68b9815adb12e1

Malware Config

Targets

    • Target

      fc39f8cfbc8a99051e368e09454bf6625303d3b550d4267f9d262687e4a524ed

    • Size

      4.3MB

    • MD5

      192e1a89f13838a5bba72d0f4fd00445

    • SHA1

      18e8bf3bfaf2372f1eaddb3d9f695e18ee5e5390

    • SHA256

      fc39f8cfbc8a99051e368e09454bf6625303d3b550d4267f9d262687e4a524ed

    • SHA512

      c9561fc51e70ba00e0d69a989e1ab0461dbb8527f52bfe0cfcb5bf9c153dec2e941b6dc1c0f330082821c0198dfa7f114b80e0f91ad3a7c36f68b9815adb12e1

    • CryptBot

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

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

    • 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.

    • 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