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Resubmissions

19/03/2024, 19:18

240319-x1bmcscg49 8

19/03/2024, 19:14

240319-xxqxwacf52 8

19/03/2024, 19:13

240319-xw6a6sde2x 8

Analysis

  • max time kernel
    1800s
  • max time network
    1803s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/03/2024, 19:13

General

  • Target

    Email-Worm.Win32.Magold.exe

  • Size

    235KB

  • MD5

    d40a18b03a699f63ee469a7b39ae86a7

  • SHA1

    45eb3a218beded8bc4faa70d6ef5519bbddcb749

  • SHA256

    8dd1796ca7db68bc3e7daa76b17b71e162f287949185695cbbf33833ad1cc67c

  • SHA512

    d4a3f67cee28cd146d9c642ae64f2f39be0d2e2c386f5a0c21eadd89a010a8b3997406f662ed598d2fbea600f1044235e1e485c165da2a6e06e86e2f3b75ec1a

  • SSDEEP

    3072:tGY6jEqdhFidUwFoRXbMRT4NIcmvyk2GqrUVksD3XRmY1n188bcXzwQsEv6/v49S:tGNrXcdUwQMRkNIc1rUeORmN8FpgL

Malware Config

Signatures

  • Disables Task Manager via registry modification
  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 8 IoCs
  • UPX packed file 52 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 47 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 10 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Email-Worm.Win32.Magold.exe
    "C:\Users\Admin\AppData\Local\Temp\Email-Worm.Win32.Magold.exe"
    1⤵
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Windows\rave.exe
      C:\Windows\rave.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4616
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2612
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4084 --field-trial-handle=2256,i,18272763564106695635,11201593968620719822,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4572
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3772 --field-trial-handle=2256,i,18272763564106695635,11201593968620719822,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4752
        • C:\Windows\system32\AUDIODG.EXE
          C:\Windows\system32\AUDIODG.EXE 0x3f4 0x454
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4732
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
          1⤵
            PID:2604

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\raVe.exe

            Filesize

            235KB

            MD5

            d40a18b03a699f63ee469a7b39ae86a7

            SHA1

            45eb3a218beded8bc4faa70d6ef5519bbddcb749

            SHA256

            8dd1796ca7db68bc3e7daa76b17b71e162f287949185695cbbf33833ad1cc67c

            SHA512

            d4a3f67cee28cd146d9c642ae64f2f39be0d2e2c386f5a0c21eadd89a010a8b3997406f662ed598d2fbea600f1044235e1e485c165da2a6e06e86e2f3b75ec1a

          • memory/1984-0-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/1984-1-0x0000000000690000-0x0000000000691000-memory.dmp

            Filesize

            4KB

          • memory/1984-4-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/1984-11-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-8-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-9-0x0000000002110000-0x0000000002111000-memory.dmp

            Filesize

            4KB

          • memory/4616-12-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-13-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-15-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-17-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-19-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-20-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-22-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-23-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-25-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-27-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-28-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-30-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-33-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-35-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-36-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-38-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-40-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-41-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-43-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-45-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-46-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-48-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-49-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-51-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-52-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-53-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-54-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-55-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-56-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-57-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-58-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-59-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-60-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-61-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-62-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-63-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-64-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-65-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-66-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-67-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-68-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-69-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-70-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-71-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-72-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-73-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB

          • memory/4616-74-0x0000000000400000-0x00000000004A6000-memory.dmp

            Filesize

            664KB