General

  • Target

    b9f3c3ea9f8b42f3a71060746bc368e8

  • Size

    1.9MB

  • Sample

    240307-3mpjyshd35

  • MD5

    b9f3c3ea9f8b42f3a71060746bc368e8

  • SHA1

    1446cc187014e58ccf2625e2287c4bb228dc482a

  • SHA256

    a57903a50f7b557c982269103c5ce82114b53909bc36b42888f1cc7769d76e44

  • SHA512

    92919c2cc62f98440d0a12a5de4d5b0995481ff9b6b88086ebd4a8f80320b38422896ac12cf6bd0fb54d03be8285f4fb90b3372e3c1d167ddd762172abee4242

  • SSDEEP

    49152:ISlNHydXboE+2pKWTvP6p9kB/GS0fsXCFE:ISjydNCYn0+9

Score
10/10

Malware Config

Targets

    • Target

      b9f3c3ea9f8b42f3a71060746bc368e8

    • Size

      1.9MB

    • MD5

      b9f3c3ea9f8b42f3a71060746bc368e8

    • SHA1

      1446cc187014e58ccf2625e2287c4bb228dc482a

    • SHA256

      a57903a50f7b557c982269103c5ce82114b53909bc36b42888f1cc7769d76e44

    • SHA512

      92919c2cc62f98440d0a12a5de4d5b0995481ff9b6b88086ebd4a8f80320b38422896ac12cf6bd0fb54d03be8285f4fb90b3372e3c1d167ddd762172abee4242

    • SSDEEP

      49152:ISlNHydXboE+2pKWTvP6p9kB/GS0fsXCFE:ISjydNCYn0+9

    Score
    10/10
    • Modifies visiblity of hidden/system files in Explorer

    • 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.

    • Executes dropped EXE

    • 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

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks