Resubmissions

13-01-2025 04:35

250113-e7x5tswlfz 10

13-01-2025 03:52

250113-ee43nsvjby 10

12-01-2025 15:57

250112-tealdsymgt 10

12-01-2025 15:53

250112-tbnc3s1mhn 10

Analysis

  • max time kernel
    92s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-01-2025 15:57

General

  • Target

    Malware-1-master/mo3.exe

  • Size

    1.9MB

  • MD5

    9d7166176660b51398b82a2793d9e9ab

  • SHA1

    b8511b36463a9b64b1a383805f16c99d4cf9ab30

  • SHA256

    ff4e859d5fa6d8dea84aba8c9c0ccbc58f86be198e4a569f19f60c7844dd4edd

  • SHA512

    938b5c274cb2d3218465f6f9eac21fb37de419e7f5e1a1383a5620d2a5b4cf50f4e730d4de45a67dca9b00373e8fd7c096d1cece1ffdb8a16be85e92f394b587

  • SSDEEP

    49152:h6EMvW2D6H+CFkDSMMRTw+0PRzgUfyMzKmWSfg:h6EChD6HPeDFpHGUfy4rlY

Score
9/10

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Malware-1-master\mo3.exe
    "C:\Users\Admin\AppData\Local\Temp\Malware-1-master\mo3.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4552
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Malware-1-master\mkill.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1392

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Malware-1-master\mkill.bat

    Filesize

    228B

    MD5

    08fa0637c988a3fd5a678cb1724c24c2

    SHA1

    a8adad5d57ab4dd0b33e9b3be2ca771c9964965b

    SHA256

    f4f747205bb51dc20ad941db3a37367e937290a802f278d027a66fc0b0d6abdf

    SHA512

    8bda9663dbd5ac0247c7bac29507d8a08689c264ec38bf7539d249deed9886533dcd1e234146d7fc4205567f39a4d029c49e0351b73c5cc4d2e61d06c46a332b

  • memory/4552-0-0x0000000000BC0000-0x00000000010D3000-memory.dmp

    Filesize

    5.1MB

  • memory/4552-1-0x0000000077134000-0x0000000077136000-memory.dmp

    Filesize

    8KB

  • memory/4552-2-0x0000000000BC1000-0x0000000000BFB000-memory.dmp

    Filesize

    232KB

  • memory/4552-3-0x0000000000BC0000-0x00000000010D3000-memory.dmp

    Filesize

    5.1MB

  • memory/4552-4-0x0000000000BC0000-0x00000000010D3000-memory.dmp

    Filesize

    5.1MB

  • memory/4552-6-0x0000000000BC0000-0x00000000010D3000-memory.dmp

    Filesize

    5.1MB

  • memory/4552-9-0x0000000000BC0000-0x00000000010D3000-memory.dmp

    Filesize

    5.1MB