Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    21-03-2023 04:10

General

  • Target

    MOL.EXE.exe

  • Size

    3.4MB

  • MD5

    588cd06833601b361f843c87056fd5a9

  • SHA1

    36fd19550588e46b7ae12639421e9768f6172f0a

  • SHA256

    ccfd30e42f2dbb38fa3ad9528c74c6ecf6cc45ab167838200331ecf903230db1

  • SHA512

    74ca11d07f98dcbae852fb94fd3fa5fb641a73917c6e85b1e2e0f49c5e8f604a14ea3deaf146ce23d4814f3daf2082d3c90d72d2759507d51cf45284f50fc979

  • SSDEEP

    98304:cPMHpHh81TVkOjPdBx425wr7MARYza/PnrHT86b4GGsVJxz:cUrkTiOjPn76hCa/PrHlrVJxz

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 22 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • AutoIT Executable 21 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MOL.EXE.exe
    "C:\Users\Admin\AppData\Local\Temp\MOL.EXE.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1556
    • C:\Windows\SysWOW64\WSCript.exe
      WSCript C:\Users\Admin\AppData\Local\Temp\JYEVXV.vbs
      2⤵
        PID:580

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Virtualization/Sandbox Evasion

    1
    T1497

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    2
    T1012

    Virtualization/Sandbox Evasion

    1
    T1497

    System Information Discovery

    3
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\JYEVXV.vbs
      Filesize

      834B

      MD5

      41cbe0d9975656e04c44d1925ddc4aa2

      SHA1

      6c98a427fe13daf8215c8963ca7357aa864a5746

      SHA256

      e0c484c3b99a84e3566e5b83c988c83379f88945af715ec852a7572ad744ccc2

      SHA512

      d98747ee673126be0fe34e0036855ca5238934c0dc61be6b03dbd87652f7c2ce34a881c91ac7a6fe192dfffbada177384405ae231950ad1610f81afe03a0a2d4

    • memory/1556-65-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-56-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-55-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-58-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-59-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-60-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-62-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-61-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-72-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-54-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-81-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-57-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-63-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-73-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-74-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-75-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-76-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-77-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-78-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-79-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-80-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB

    • memory/1556-67-0x00000000008E0000-0x00000000010C5000-memory.dmp
      Filesize

      7.9MB