Overview

overview

9

Static

static

1

faf8311d8f...61.exe

windows7-x64

9

faf8311d8f...61.exe

windows10-2004-x64

7

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General

  • Target

    faf8311d8f0af1bf38d8139decdfc2f90809c09ffe468cf42065c4d4b22a7461

  • Size

    174KB

  • Sample

    221123-mwkdlafb79

  • MD5

    c1fca4a8d5ef5cb77cadcd9ef1f85542

  • SHA1

    30cd3d274fb82cccf90373b831d8ec0eedff7c50

  • SHA256

    faf8311d8f0af1bf38d8139decdfc2f90809c09ffe468cf42065c4d4b22a7461

  • SHA512

    1474d4f45b3257a62d75c2f88943fb30add1ec5a20cc0f39aa3e22d7133afcb6513e09b2373cc31de7b121f934902c1a365b74890391cf85a91206114d080340

  • SSDEEP

    3072:VLk395hYXJ1EILa77j2NZkMn/ALB+Ip4YE9A6c8eS/cVDf3ai8WygbN9d6v4:VQq4ILI8ZNnIDRE9W0cVf3aqfNL6w

Score
9/10
evasionpersistencetrojan

Malware Config

Targets

    • Target

      faf8311d8f0af1bf38d8139decdfc2f90809c09ffe468cf42065c4d4b22a7461

    • Size

      174KB

    • MD5

      c1fca4a8d5ef5cb77cadcd9ef1f85542

    • SHA1

      30cd3d274fb82cccf90373b831d8ec0eedff7c50

    • SHA256

      faf8311d8f0af1bf38d8139decdfc2f90809c09ffe468cf42065c4d4b22a7461

    • SHA512

      1474d4f45b3257a62d75c2f88943fb30add1ec5a20cc0f39aa3e22d7133afcb6513e09b2373cc31de7b121f934902c1a365b74890391cf85a91206114d080340

    • SSDEEP

      3072:VLk395hYXJ1EILa77j2NZkMn/ALB+Ip4YE9A6c8eS/cVDf3ai8WygbN9d6v4:VQq4ILI8ZNnIDRE9W0cVf3aqfNL6w

    Score
    9/10
    evasionpersistencetrojan

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

      evasion

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks