General

  • Target

    lunacy.rar

  • Size

    4.0MB

  • Sample

    220820-a5ylcscffn

  • MD5

    7e83e3e35678b22ae36e3c9550626166

  • SHA1

    6c186c610fc9b2b1ceff183d96afef375950308a

  • SHA256

    6de7a27a8e73d973c75b7a76df0cb88d0520d7be8cbfd53665cccc0e0440705b

  • SHA512

    dbba7aaa503782216b55c9a41848bd0cf5a8a7bdbc9adedd30ddbb052a20c71df6b213f90faf12525727883806dd35a603d1623a57f06b5a3a866c6bc97414d0

  • SSDEEP

    98304:fQngROv4r/zO/r5kxhWwe53k1PVxjZyU4oXKp46EC40fhDi+A:fo2w9/lkXla0hZybp4600D5A

Malware Config

Targets

    • Target

      lunacy.exe

    • Size

      4.0MB

    • MD5

      1d69ae7492297f604e9dd12e2d072633

    • SHA1

      d96138e0875854bb1e43831f8db5d3f4088e0482

    • SHA256

      5a9a249137512f20f877391e86dd058c440c67aec98116624f8b73a99bb23197

    • SHA512

      36e539d7c007b5b3fa64a3aefa00396dd596d752f44090ed7d1df4b163747fcbc50065fafc91e5bce14b8fb4a6c2753853c2f372517632e5a3fcacc7975ff1a8

    • SSDEEP

      49152:SSC6SaKXMvRbDt/Za3CUQOOFkDobTgV03SXPq2H6JollAcT1+PqfSuPyFQW+ZKUR:jsPlgSs80332H6JLSSESQW+ZF2EpV98w

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

    • Stops running service(s)

    • 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 Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Impair Defenses

1
T1562

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Impact

Service Stop

1
T1489

Tasks