General

  • Target

    F.U.N.rar

  • Size

    8.1MB

  • Sample

    240425-ggwv7agc72

  • MD5

    d76e38bbb8dd6078b496d52bdb050cd1

  • SHA1

    ef8430115d01d8edeb5da56c6b7615d4e1374cd7

  • SHA256

    9b7b8fb2dd6e26c287c808d9fb30522cc0b60589548e2b8f51641f206abb933e

  • SHA512

    8dafe93cdeac2223fc0b53a2554b5cb6de3999ca366f317758f6414f3e8b214d815ae3048e7e9d3f1cac48eab6b0d2383287bfe243f0628f433d8bfa0f3bacb6

  • SSDEEP

    196608:qe5ejLwmpLIzrv9sQVLUh+oy/TcLS9ypLYLhbNAEU:qyGO9s2LLotLRVA/FU

Malware Config

Targets

    • Target

      F.U.N/cheeto.exe

    • Size

      4.0MB

    • MD5

      b8b60acb20f53ae203618b45b0578aba

    • SHA1

      3239d80231be7fa4239a20e050dc77b9b56d55db

    • SHA256

      9021310ff661bc1760fe8438a3556691d2f0f11731fdd155cfcf63c525dceecc

    • SHA512

      a925efed5af0f00aab12442daf92a74b371e2397ddbfd939b7311d4c9cde8b6589e38925f8a58c80efdb208c160fc41a7aaaea4c18977b454039caec1403b0c6

    • SSDEEP

      98304:zngUg1mGHWBgkNaSJX05PSMHtZtYx70NsRasp0U5LY82:KmGHy9LR056MHtnYx70NsRj2

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

    • Sets service image path in registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target

      F.U.N/loader.exe

    • Size

      4.1MB

    • MD5

      9ecdc9ed1bea6c226f92d740d43400b9

    • SHA1

      b5b5066cd4284733d8c3f3d7de3ca6653091ae10

    • SHA256

      60c57f14c2e0e0df0bda16646b21dddceaee0159dafbbb8daba310d4e1b5be6c

    • SHA512

      30bc705a2438288e3647d5adfc6119d751823970972b9c6b39a60384a2b7ac261986026b8d1c0b0ca7ee3d7e95363c97b873fdc5fad4096c903cb4e15bf57e43

    • SSDEEP

      98304:vnUGAC+hqc8lqvdzw2nsNKYYURyc9JirsN4JzmUPj:PTn2qcUzp6UYeJRCxPj

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

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks