General

  • Target

    63108457d27bf998cada3b5a911ae66925b240bf03d92ed5e9a86f6d18885b3e

  • Size

    4.4MB

  • Sample

    220625-h777ksbadr

  • MD5

    dca5602098261ace23c7457abaea1eab

  • SHA1

    4554a4b81c35b4376b0c88cfb809c1ecc46ba0f5

  • SHA256

    63108457d27bf998cada3b5a911ae66925b240bf03d92ed5e9a86f6d18885b3e

  • SHA512

    9a42ae51bbe879a2fc34c58a5d0cc558463d8470304798fae92c0312a80edd2421f9a05399cb6afbf6544267966cd0adf04d7d5fa199bed1e4cf956097ae9e9a

Malware Config

Targets

    • Target

      63108457d27bf998cada3b5a911ae66925b240bf03d92ed5e9a86f6d18885b3e

    • Size

      4.4MB

    • MD5

      dca5602098261ace23c7457abaea1eab

    • SHA1

      4554a4b81c35b4376b0c88cfb809c1ecc46ba0f5

    • SHA256

      63108457d27bf998cada3b5a911ae66925b240bf03d92ed5e9a86f6d18885b3e

    • SHA512

      9a42ae51bbe879a2fc34c58a5d0cc558463d8470304798fae92c0312a80edd2421f9a05399cb6afbf6544267966cd0adf04d7d5fa199bed1e4cf956097ae9e9a

    • CryptBot

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

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • 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