General

  • Target

    2ccaeaf721c1ae29a84714ee5aca4f02_JaffaCakes118

  • Size

    5.7MB

  • Sample

    241009-hpgxnsvdmb

  • MD5

    2ccaeaf721c1ae29a84714ee5aca4f02

  • SHA1

    c6b1a42e7dcf10aa81f76e8a9ea18b1ca1fd9037

  • SHA256

    088559f2192fe04ad85f83e1a3ac931f2bdbb5a88b4146154858d00c40b4b551

  • SHA512

    c00750ec16ac21a640f2e39952dede04bb975ae276f8a4ca30c78e6c8c2783d8eb4dabc499588b7f72c35cd16737f8abf871f48188271d8a8c6c1f740be09aa9

  • SSDEEP

    98304:xmCvLUBsgU0L6mf8dNC1hmxxQwZ6xYQ2TZy+O1tkEdTBGg8VWzVw:xPLUCgUkJYxxUV25+tkJg+WzW

Malware Config

Extracted

Family

nullmixer

C2

http://marisana.xyz/

Targets

    • Target

      2ccaeaf721c1ae29a84714ee5aca4f02_JaffaCakes118

    • Size

      5.7MB

    • MD5

      2ccaeaf721c1ae29a84714ee5aca4f02

    • SHA1

      c6b1a42e7dcf10aa81f76e8a9ea18b1ca1fd9037

    • SHA256

      088559f2192fe04ad85f83e1a3ac931f2bdbb5a88b4146154858d00c40b4b551

    • SHA512

      c00750ec16ac21a640f2e39952dede04bb975ae276f8a4ca30c78e6c8c2783d8eb4dabc499588b7f72c35cd16737f8abf871f48188271d8a8c6c1f740be09aa9

    • SSDEEP

      98304:xmCvLUBsgU0L6mf8dNC1hmxxQwZ6xYQ2TZy+O1tkEdTBGg8VWzVw:xPLUCgUkJYxxUV25+tkJg+WzW

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • 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 v15

Tasks