General

  • Target

    297d28dca33e8dab6f02ca414803524d

  • Size

    4.1MB

  • Sample

    231231-fvn7tsaghk

  • MD5

    297d28dca33e8dab6f02ca414803524d

  • SHA1

    f9abaf9bdf5984577604c1e78740fe29b298d432

  • SHA256

    45414746408fbeecc563ea5ea470790d46212907b888d9987eae136312544d6e

  • SHA512

    34e2792bf51f5c448d89aaa38763faf32cabd660fdd9a4b348f32f1f08df6c5bad90512c1b34c85f65cfec35902ffd9b5e7b3266a2f85c5fa081848837c5006b

  • SSDEEP

    49152:ISlNHydXboE+2pKWTvP6p9kB/GS0fsXCFzSlNHydXboE+2pKWTvP6p9kB/GS0fsL:ISjydNCYn0+WSjydNCYn0+7

Score
10/10

Malware Config

Targets

    • Target

      297d28dca33e8dab6f02ca414803524d

    • Size

      4.1MB

    • MD5

      297d28dca33e8dab6f02ca414803524d

    • SHA1

      f9abaf9bdf5984577604c1e78740fe29b298d432

    • SHA256

      45414746408fbeecc563ea5ea470790d46212907b888d9987eae136312544d6e

    • SHA512

      34e2792bf51f5c448d89aaa38763faf32cabd660fdd9a4b348f32f1f08df6c5bad90512c1b34c85f65cfec35902ffd9b5e7b3266a2f85c5fa081848837c5006b

    • SSDEEP

      49152:ISlNHydXboE+2pKWTvP6p9kB/GS0fsXCFzSlNHydXboE+2pKWTvP6p9kB/GS0fsL:ISjydNCYn0+WSjydNCYn0+7

    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